Introduction<\/b><\/strong><\/h1>\nMetal contamination is one of the most common causes of crusher damage in plastic recycling plants.<\/p>\n
Hidden screws, bolts, metal inserts, wires, and steel fragments often enter recycling streams with plastic waste.<\/p>\n
Installing a metal detector before the crusher significantly reduces these risks and improves operational efficiency.<\/p>\n
<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”3_5,2_5″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”3_5″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Advanced-Detection-Technology-Specs.jpg” title_text=”Single-Shaft Crusher (1)” _builder_version=”4.27.4″ _module_preset=”default” width=”93.6%” min_height=”248px” custom_margin=”-92px|6px|2px|0px||” custom_padding=”5px|3px|0px|3px||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_5″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”210.7px” custom_margin=”-92px|-313px|-20px|-21px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
What Is a Metal Detector in a Plastic Crushing Line?<\/b><\/strong><\/h1>\nA metal detector is an inspection device that detects metallic contaminants within plastic materials before they enter downstream processing equipment.<\/p>\n
The system continuously monitors material flow on the conveyor and triggers an alarm, automatic rejection, or emergency stop when metal is detected.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nCommon Metals Detected<\/b><\/strong><\/h2>\n\n- Fer<\/li>\n
- Acier<\/li>\n
- Stainless steel<\/li>\n
- Cuivre<\/li>\n
- Aluminium<\/li>\n
- Laiton<\/li>\n
- Metal screws<\/li>\n
- Metal inserts<\/li>\n
- Electrical wires<\/li>\n<\/ul>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”429.9px” custom_margin=”60px||-1px|||” custom_padding=”0px||0px|||” global_colors_info=”{}”]
How Does a Metal Detector Work?<\/b><\/strong><\/h1>\nA metal detector scans materials moving on a conveyor and identifies metallic contaminants using electromagnetic sensing technology.<\/p>\n
![\"\"](\"https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/METAL-DETECTOR.jpg\")
<\/b><\/strong><\/h2>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”325.1px” custom_margin=”-8px|auto|-13px|auto||” custom_padding=”106px||5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”104.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 1: Material Conveying<\/b><\/strong><\/h2>\nPlastic waste is transported through the conveyor toward the crusher.<\/p>\n
Materials may include rigid plastics, PET bottles, plastic drums, and industrial scrap.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n- Trigger an alarm<\/li>\n
- Stop the conveyor<\/li>\n
- Stop the crusher<\/li>\n
- Activate an automatic rejection mechanism<\/li>\n<\/ul>\n
This prevents metal from reaching the crushing chamber.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”54.8px” custom_margin=”48px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”23.9px” custom_margin=”4px||-1px|||” custom_padding=”4px||0px|||” global_colors_info=”{}”]
Why Is Metal Detection Important?<\/b><\/strong><\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”1px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
Protects Crusher Blades<\/b><\/strong><\/h3>\nMetal objects can chip, crack, or break cutting blades.<\/p>\n
Blade replacement is one of the most expensive<\/p>\n
maintenance items in crushing operations.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nPrevents Rotor Damage<\/b><\/strong><\/h3>\nLarge metal pieces may damage the rotor assembly<\/p>\n
and shaft components.<\/p>\n
Rotor repairs often require extended downtime.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”3px|0px|0px|0px||” global_colors_info=”{}”]
Protects Bearings and Screens<\/b><\/strong><\/h3>\nMetal contamination can damage bearings, screens, and internal wear parts.<\/p>\n
This increases maintenance frequency and operating costs.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nImproves Production Stability<\/b><\/strong><\/h3>\nRemoving contaminants reduces unexpected shutdowns and improves line efficiency.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Prevent-Costly-Damage.jpg” _builder_version=”4.27.4″ _module_preset=”default” width=”95%” min_height=”437px” custom_margin=”-91px|93px||-10px||” custom_padding=”|0px||||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”263.9px” custom_margin=”69px||-1px|||” custom_padding=”0px||0px|||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
Typical Technical Parameters<\/b><\/strong><\/h1>\n\n\n\nParam\u00e8tre<\/b><\/strong><\/td>\nPlage typique<\/b><\/strong><\/td>\n<\/tr>\n\nConveyor Width<\/td>\n 600\u20132000 mm<\/td>\n<\/tr>\n \nDetection Sensitivity<\/td>\n 0.5\u20135 mm<\/td>\n<\/tr>\n \nOperating Speed<\/td>\n 0.2\u20132.0 m\/s<\/td>\n<\/tr>\n \nProtection Rating<\/td>\n IP65\u2013IP67<\/td>\n<\/tr>\n \nDetection Type<\/td>\n Ferrous & Non-Ferrous<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nMetal Detector vs No Metal Detector<\/b><\/strong><\/h1>\n\n\n\nFeature<\/b><\/strong><\/td>\nWith Metal Detector<\/b><\/strong><\/td>\nWithout Metal Detector<\/b><\/strong><\/td>\n<\/tr>\n\nEquipment Protection<\/td>\n Excellent<\/td>\n Limit\u00e9e<\/td>\n<\/tr>\n \nBlade Life<\/td>\n Longer<\/td>\n Shorter<\/td>\n<\/tr>\n \nMaintenance Cost<\/td>\n Inf\u00e9rieur<\/td>\n Plus \u00e9lev\u00e9<\/td>\n<\/tr>\n \nDowntime Risk<\/td>\n Low<\/td>\n Haut<\/td>\n<\/tr>\n \nProduction Stability<\/td>\n Haut<\/td>\n Mod\u00e9r\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nSolutions<\/b><\/strong><\/h1>\n\n\n\nProblem<\/b><\/strong><\/td>\nSolution<\/b><\/strong><\/td>\n<\/tr>\n\nFalse alarms<\/td>\n Proper calibration<\/td>\n<\/tr>\n \nMissed detection<\/td>\n Regular testing<\/td>\n<\/tr>\n \nConveyor issues<\/td>\n Alignment inspection<\/td>\n<\/tr>\n \nDust contamination<\/td>\n Routine cleaning<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,2_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Streamline-Eco-Tech-Metal-Detector.jpg” title_text=”Streamline Eco Tech Metal Detector” _builder_version=”4.27.4″ _module_preset=”default” width=”100%” min_height=”385px” custom_margin=”21px|-127px|-3px|0px||” custom_padding=”5px|0px|3px|3px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.8%” min_height=”210.7px” custom_margin=”-92px|-1766px|-20px|27px||” custom_padding=”0px|0px|0px|0px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
FAQ<\/b><\/strong><\/h1>\nCan a metal detector detect stainless steel?<\/b><\/strong><\/h3>\nYes. Modern industrial metal detectors can detect most stainless steel contaminants.<\/p>\n
What happens when metal is detected?<\/b><\/strong><\/h3>\nThe system can stop the conveyor, stop the crusher, or reject the contaminated material.<\/p>\n
Is metal detection necessary for PET bottle recycling?<\/b><\/strong><\/h3>\nYes. PET recycling streams often contain bottle caps, wires, and metal contaminants.<\/p>\n
Can metal detectors detect aluminum?<\/b><\/strong><\/h3>\nYes. Most industrial systems detect both ferrous and non-ferrous metals.<\/p>\n
Does metal detection improve crusher lifespan?<\/b><\/strong><\/h3>\nYes. It significantly reduces blade and rotor damage.<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”3_5,2_5″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”3_5″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Advanced-Detection-Technology-Specs.jpg” title_text=”Single-Shaft Crusher (1)” _builder_version=”4.27.4″ _module_preset=”default” width=”93.6%” min_height=”248px” custom_margin=”-92px|6px|2px|0px||” custom_padding=”5px|3px|0px|3px||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_5″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”210.7px” custom_margin=”-92px|-313px|-20px|-21px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
What Is a Metal Detector in a Plastic Crushing Line?<\/b><\/strong><\/h1>\nA metal detector is an inspection device that detects metallic contaminants within plastic materials before they enter downstream processing equipment.<\/p>\n
The system continuously monitors material flow on the conveyor and triggers an alarm, automatic rejection, or emergency stop when metal is detected.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nCommon Metals Detected<\/b><\/strong><\/h2>\n\n- Fer<\/li>\n
- Acier<\/li>\n
- Stainless steel<\/li>\n
- Cuivre<\/li>\n
- Aluminium<\/li>\n
- Laiton<\/li>\n
- Metal screws<\/li>\n
- Metal inserts<\/li>\n
- Electrical wires<\/li>\n<\/ul>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”429.9px” custom_margin=”60px||-1px|||” custom_padding=”0px||0px|||” global_colors_info=”{}”]
How Does a Metal Detector Work?<\/b><\/strong><\/h1>\nA metal detector scans materials moving on a conveyor and identifies metallic contaminants using electromagnetic sensing technology.<\/p>\n
<\/b><\/strong><\/h2>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”325.1px” custom_margin=”-8px|auto|-13px|auto||” custom_padding=”106px||5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”104.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 1: Material Conveying<\/b><\/strong><\/h2>\nPlastic waste is transported through the conveyor toward the crusher.<\/p>\n
Materials may include rigid plastics, PET bottles, plastic drums, and industrial scrap.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n- Trigger an alarm<\/li>\n
- Stop the conveyor<\/li>\n
- Stop the crusher<\/li>\n
- Activate an automatic rejection mechanism<\/li>\n<\/ul>\n
This prevents metal from reaching the crushing chamber.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”54.8px” custom_margin=”48px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”23.9px” custom_margin=”4px||-1px|||” custom_padding=”4px||0px|||” global_colors_info=”{}”]
Why Is Metal Detection Important?<\/b><\/strong><\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”1px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
Protects Crusher Blades<\/b><\/strong><\/h3>\nMetal objects can chip, crack, or break cutting blades.<\/p>\n
Blade replacement is one of the most expensive<\/p>\n
maintenance items in crushing operations.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nPrevents Rotor Damage<\/b><\/strong><\/h3>\nLarge metal pieces may damage the rotor assembly<\/p>\n
and shaft components.<\/p>\n
Rotor repairs often require extended downtime.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”3px|0px|0px|0px||” global_colors_info=”{}”]
Protects Bearings and Screens<\/b><\/strong><\/h3>\nMetal contamination can damage bearings, screens, and internal wear parts.<\/p>\n
This increases maintenance frequency and operating costs.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nImproves Production Stability<\/b><\/strong><\/h3>\nRemoving contaminants reduces unexpected shutdowns and improves line efficiency.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Prevent-Costly-Damage.jpg” _builder_version=”4.27.4″ _module_preset=”default” width=”95%” min_height=”437px” custom_margin=”-91px|93px||-10px||” custom_padding=”|0px||||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”263.9px” custom_margin=”69px||-1px|||” custom_padding=”0px||0px|||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
Typical Technical Parameters<\/b><\/strong><\/h1>\n\n\n\nParam\u00e8tre<\/b><\/strong><\/td>\nPlage typique<\/b><\/strong><\/td>\n<\/tr>\n\nConveyor Width<\/td>\n 600\u20132000 mm<\/td>\n<\/tr>\n \nDetection Sensitivity<\/td>\n 0.5\u20135 mm<\/td>\n<\/tr>\n \nOperating Speed<\/td>\n 0.2\u20132.0 m\/s<\/td>\n<\/tr>\n \nProtection Rating<\/td>\n IP65\u2013IP67<\/td>\n<\/tr>\n \nDetection Type<\/td>\n Ferrous & Non-Ferrous<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nMetal Detector vs No Metal Detector<\/b><\/strong><\/h1>\n\n\n\nFeature<\/b><\/strong><\/td>\nWith Metal Detector<\/b><\/strong><\/td>\nWithout Metal Detector<\/b><\/strong><\/td>\n<\/tr>\n\nEquipment Protection<\/td>\n Excellent<\/td>\n Limit\u00e9e<\/td>\n<\/tr>\n \nBlade Life<\/td>\n Longer<\/td>\n Shorter<\/td>\n<\/tr>\n \nMaintenance Cost<\/td>\n Inf\u00e9rieur<\/td>\n Plus \u00e9lev\u00e9<\/td>\n<\/tr>\n \nDowntime Risk<\/td>\n Low<\/td>\n Haut<\/td>\n<\/tr>\n \nProduction Stability<\/td>\n Haut<\/td>\n Mod\u00e9r\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nSolutions<\/b><\/strong><\/h1>\n\n\n\nProblem<\/b><\/strong><\/td>\nSolution<\/b><\/strong><\/td>\n<\/tr>\n\nFalse alarms<\/td>\n Proper calibration<\/td>\n<\/tr>\n \nMissed detection<\/td>\n Regular testing<\/td>\n<\/tr>\n \nConveyor issues<\/td>\n Alignment inspection<\/td>\n<\/tr>\n \nDust contamination<\/td>\n Routine cleaning<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,2_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Streamline-Eco-Tech-Metal-Detector.jpg” title_text=”Streamline Eco Tech Metal Detector” _builder_version=”4.27.4″ _module_preset=”default” width=”100%” min_height=”385px” custom_margin=”21px|-127px|-3px|0px||” custom_padding=”5px|0px|3px|3px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.8%” min_height=”210.7px” custom_margin=”-92px|-1766px|-20px|27px||” custom_padding=”0px|0px|0px|0px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
FAQ<\/b><\/strong><\/h1>\nCan a metal detector detect stainless steel?<\/b><\/strong><\/h3>\nYes. Modern industrial metal detectors can detect most stainless steel contaminants.<\/p>\n
What happens when metal is detected?<\/b><\/strong><\/h3>\nThe system can stop the conveyor, stop the crusher, or reject the contaminated material.<\/p>\n
Is metal detection necessary for PET bottle recycling?<\/b><\/strong><\/h3>\nYes. PET recycling streams often contain bottle caps, wires, and metal contaminants.<\/p>\n
Can metal detectors detect aluminum?<\/b><\/strong><\/h3>\nYes. Most industrial systems detect both ferrous and non-ferrous metals.<\/p>\n
Does metal detection improve crusher lifespan?<\/b><\/strong><\/h3>\nYes. It significantly reduces blade and rotor damage.<\/p>\n
Common Metals Detected<\/b><\/strong><\/h2>\n\n- Fer<\/li>\n
- Acier<\/li>\n
- Stainless steel<\/li>\n
- Cuivre<\/li>\n
- Aluminium<\/li>\n
- Laiton<\/li>\n
- Metal screws<\/li>\n
- Metal inserts<\/li>\n
- Electrical wires<\/li>\n<\/ul>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”429.9px” custom_margin=”60px||-1px|||” custom_padding=”0px||0px|||” global_colors_info=”{}”]
How Does a Metal Detector Work?<\/b><\/strong><\/h1>\nA metal detector scans materials moving on a conveyor and identifies metallic contaminants using electromagnetic sensing technology.<\/p>\n
<\/b><\/strong><\/h2>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”325.1px” custom_margin=”-8px|auto|-13px|auto||” custom_padding=”106px||5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”104.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 1: Material Conveying<\/b><\/strong><\/h2>\nPlastic waste is transported through the conveyor toward the crusher.<\/p>\n
Materials may include rigid plastics, PET bottles, plastic drums, and industrial scrap.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n- Trigger an alarm<\/li>\n
- Stop the conveyor<\/li>\n
- Stop the crusher<\/li>\n
- Activate an automatic rejection mechanism<\/li>\n<\/ul>\n
This prevents metal from reaching the crushing chamber.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”54.8px” custom_margin=”48px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”23.9px” custom_margin=”4px||-1px|||” custom_padding=”4px||0px|||” global_colors_info=”{}”]
Why Is Metal Detection Important?<\/b><\/strong><\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”1px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
Protects Crusher Blades<\/b><\/strong><\/h3>\nMetal objects can chip, crack, or break cutting blades.<\/p>\n
Blade replacement is one of the most expensive<\/p>\n
maintenance items in crushing operations.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nPrevents Rotor Damage<\/b><\/strong><\/h3>\nLarge metal pieces may damage the rotor assembly<\/p>\n
and shaft components.<\/p>\n
Rotor repairs often require extended downtime.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”3px|0px|0px|0px||” global_colors_info=”{}”]
Protects Bearings and Screens<\/b><\/strong><\/h3>\nMetal contamination can damage bearings, screens, and internal wear parts.<\/p>\n
This increases maintenance frequency and operating costs.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\nImproves Production Stability<\/b><\/strong><\/h3>\nRemoving contaminants reduces unexpected shutdowns and improves line efficiency.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Prevent-Costly-Damage.jpg” _builder_version=”4.27.4″ _module_preset=”default” width=”95%” min_height=”437px” custom_margin=”-91px|93px||-10px||” custom_padding=”|0px||||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”263.9px” custom_margin=”69px||-1px|||” custom_padding=”0px||0px|||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
Typical Technical Parameters<\/b><\/strong><\/h1>\n\n\n\nParam\u00e8tre<\/b><\/strong><\/td>\nPlage typique<\/b><\/strong><\/td>\n<\/tr>\n\nConveyor Width<\/td>\n 600\u20132000 mm<\/td>\n<\/tr>\n \nDetection Sensitivity<\/td>\n 0.5\u20135 mm<\/td>\n<\/tr>\n \nOperating Speed<\/td>\n 0.2\u20132.0 m\/s<\/td>\n<\/tr>\n \nProtection Rating<\/td>\n IP65\u2013IP67<\/td>\n<\/tr>\n \nDetection Type<\/td>\n Ferrous & Non-Ferrous<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nMetal Detector vs No Metal Detector<\/b><\/strong><\/h1>\n\n\n\nFeature<\/b><\/strong><\/td>\nWith Metal Detector<\/b><\/strong><\/td>\nWithout Metal Detector<\/b><\/strong><\/td>\n<\/tr>\n\nEquipment Protection<\/td>\n Excellent<\/td>\n Limit\u00e9e<\/td>\n<\/tr>\n \nBlade Life<\/td>\n Longer<\/td>\n Shorter<\/td>\n<\/tr>\n \nMaintenance Cost<\/td>\n Inf\u00e9rieur<\/td>\n Plus \u00e9lev\u00e9<\/td>\n<\/tr>\n \nDowntime Risk<\/td>\n Low<\/td>\n Haut<\/td>\n<\/tr>\n \nProduction Stability<\/td>\n Haut<\/td>\n Mod\u00e9r\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n\u00a0<\/b><\/strong><\/h1>\n\u00a0<\/b><\/strong><\/h1>\nSolutions<\/b><\/strong><\/h1>\n\n\n\nProblem<\/b><\/strong><\/td>\nSolution<\/b><\/strong><\/td>\n<\/tr>\n\nFalse alarms<\/td>\n Proper calibration<\/td>\n<\/tr>\n \nMissed detection<\/td>\n Regular testing<\/td>\n<\/tr>\n \nConveyor issues<\/td>\n Alignment inspection<\/td>\n<\/tr>\n \nDust contamination<\/td>\n Routine cleaning<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/h1>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,2_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Streamline-Eco-Tech-Metal-Detector.jpg” title_text=”Streamline Eco Tech Metal Detector” _builder_version=”4.27.4″ _module_preset=”default” width=”100%” min_height=”385px” custom_margin=”21px|-127px|-3px|0px||” custom_padding=”5px|0px|3px|3px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.8%” min_height=”210.7px” custom_margin=”-92px|-1766px|-20px|27px||” custom_padding=”0px|0px|0px|0px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
FAQ<\/b><\/strong><\/h1>\nCan a metal detector detect stainless steel?<\/b><\/strong><\/h3>\nYes. Modern industrial metal detectors can detect most stainless steel contaminants.<\/p>\n
What happens when metal is detected?<\/b><\/strong><\/h3>\nThe system can stop the conveyor, stop the crusher, or reject the contaminated material.<\/p>\n
Is metal detection necessary for PET bottle recycling?<\/b><\/strong><\/h3>\nYes. PET recycling streams often contain bottle caps, wires, and metal contaminants.<\/p>\n
Can metal detectors detect aluminum?<\/b><\/strong><\/h3>\nYes. Most industrial systems detect both ferrous and non-ferrous metals.<\/p>\n
Does metal detection improve crusher lifespan?<\/b><\/strong><\/h3>\nYes. It significantly reduces blade and rotor damage.<\/p>\n
- <\/ol>\n
- Trigger an alarm<\/li>\n
- Stop the conveyor<\/li>\n
- Stop the crusher<\/li>\n
- Activate an automatic rejection mechanism<\/li>\n<\/ul>\n
This prevents metal from reaching the crushing chamber.<\/p>\n
- <\/ol>\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”54.8px” custom_margin=”48px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”23.9px” custom_margin=”4px||-1px|||” custom_padding=”4px||0px|||” global_colors_info=”{}”]
Why Is Metal Detection Important?<\/b><\/strong><\/h1>\n
- <\/ol>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”1px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”0px|0px|0px|0px||” global_colors_info=”{}”]
Protects Crusher Blades<\/b><\/strong><\/h3>\n
Metal objects can chip, crack, or break cutting blades.<\/p>\n
Blade replacement is one of the most expensive<\/p>\n
maintenance items in crushing operations.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\n
Prevents Rotor Damage<\/b><\/strong><\/h3>\n
Large metal pieces may damage the rotor assembly<\/p>\n
and shaft components.<\/p>\n
Rotor repairs often require extended downtime.<\/p>\n
- <\/ol>\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”100%” min_height=”200.7px” custom_margin=”-92px|-313px|-20px|2px||” custom_padding=”3px|0px|0px|0px||” global_colors_info=”{}”]
Protects Bearings and Screens<\/b><\/strong><\/h3>\n
Metal contamination can damage bearings, screens, and internal wear parts.<\/p>\n
This increases maintenance frequency and operating costs.<\/p>\n
\u00a0<\/b><\/strong><\/h2>\n
Improves Production Stability<\/b><\/strong><\/h3>\n
Removing contaminants reduces unexpected shutdowns and improves line efficiency.<\/p>\n
- <\/ol>\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Prevent-Costly-Damage.jpg” _builder_version=”4.27.4″ _module_preset=”default” width=”95%” min_height=”437px” custom_margin=”-91px|93px||-10px||” custom_padding=”|0px||||” global_colors_info=”{}”][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”263.9px” custom_margin=”69px||-1px|||” custom_padding=”0px||0px|||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
Typical Technical Parameters<\/b><\/strong><\/h1>\n
\n\n
\n Param\u00e8tre<\/b><\/strong><\/td>\n Plage typique<\/b><\/strong><\/td>\n<\/tr>\n \n Conveyor Width<\/td>\n 600\u20132000 mm<\/td>\n<\/tr>\n \n Detection Sensitivity<\/td>\n 0.5\u20135 mm<\/td>\n<\/tr>\n \n Operating Speed<\/td>\n 0.2\u20132.0 m\/s<\/td>\n<\/tr>\n \n Protection Rating<\/td>\n IP65\u2013IP67<\/td>\n<\/tr>\n \n Detection Type<\/td>\n Ferrous & Non-Ferrous<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u00a0<\/b><\/strong><\/h1>\n
\u00a0<\/b><\/strong><\/h1>\n
Metal Detector vs No Metal Detector<\/b><\/strong><\/h1>\n
\n\n
\n Feature<\/b><\/strong><\/td>\n With Metal Detector<\/b><\/strong><\/td>\n Without Metal Detector<\/b><\/strong><\/td>\n<\/tr>\n \n Equipment Protection<\/td>\n Excellent<\/td>\n Limit\u00e9e<\/td>\n<\/tr>\n \n Blade Life<\/td>\n Longer<\/td>\n Shorter<\/td>\n<\/tr>\n \n Maintenance Cost<\/td>\n Inf\u00e9rieur<\/td>\n Plus \u00e9lev\u00e9<\/td>\n<\/tr>\n \n Downtime Risk<\/td>\n Low<\/td>\n Haut<\/td>\n<\/tr>\n \n Production Stability<\/td>\n Haut<\/td>\n Mod\u00e9r\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n <\/h1>\n
\u00a0<\/b><\/strong><\/h1>\n
\u00a0<\/b><\/strong><\/h1>\n
Solutions<\/b><\/strong><\/h1>\n
\n\n
\n Problem<\/b><\/strong><\/td>\n Solution<\/b><\/strong><\/td>\n<\/tr>\n \n False alarms<\/td>\n Proper calibration<\/td>\n<\/tr>\n \n Missed detection<\/td>\n Regular testing<\/td>\n<\/tr>\n \n Conveyor issues<\/td>\n Alignment inspection<\/td>\n<\/tr>\n \n Dust contamination<\/td>\n Routine cleaning<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n <\/h1>\n
- <\/ol>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,2_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”371.1px” custom_margin=”13px|auto|-13px|auto||” custom_padding=”84px|0px|5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_image src=”https:\/\/slecotech.com\/wp-content\/uploads\/2026\/07\/Streamline-Eco-Tech-Metal-Detector.jpg” title_text=”Streamline Eco Tech Metal Detector” _builder_version=”4.27.4″ _module_preset=”default” width=”100%” min_height=”385px” custom_margin=”21px|-127px|-3px|0px||” custom_padding=”5px|0px|3px|3px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][\/et_pb_image][\/et_pb_column][et_pb_column type=”2_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.8%” min_height=”210.7px” custom_margin=”-92px|-1766px|-20px|27px||” custom_padding=”0px|0px|0px|0px||” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]
FAQ<\/b><\/strong><\/h1>\n
Can a metal detector detect stainless steel?<\/b><\/strong><\/h3>\n
Yes. Modern industrial metal detectors can detect most stainless steel contaminants.<\/p>\n
What happens when metal is detected?<\/b><\/strong><\/h3>\n
The system can stop the conveyor, stop the crusher, or reject the contaminated material.<\/p>\n
Is metal detection necessary for PET bottle recycling?<\/b><\/strong><\/h3>\n
Yes. PET recycling streams often contain bottle caps, wires, and metal contaminants.<\/p>\n
Can metal detectors detect aluminum?<\/b><\/strong><\/h3>\n
Yes. Most industrial systems detect both ferrous and non-ferrous metals.<\/p>\n
Does metal detection improve crusher lifespan?<\/b><\/strong><\/h3>\n
Yes. It significantly reduces blade and rotor damage.<\/p>\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”461.8px” custom_margin=”-15px|auto|2px|auto||” custom_padding=”2px|12px|5px|||” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”429.9px” custom_margin=”60px||-1px|||” custom_padding=”0px||0px|||” global_colors_info=”{}”]
How Does a Metal Detector Work?<\/b><\/strong><\/h1>\nA metal detector scans materials moving on a conveyor and identifies metallic contaminants using electromagnetic sensing technology.<\/p>\n
<\/b><\/strong><\/h2>\n<\/ol>\n<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”325.1px” custom_margin=”-8px|auto|-13px|auto||” custom_padding=”106px||5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”104.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 1: Material Conveying<\/b><\/strong><\/h2>\nPlastic waste is transported through the conveyor toward the crusher.<\/p>\n
Materials may include rigid plastics, PET bottles, plastic drums, and industrial scrap.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n
<\/b><\/strong><\/h2>\n- <\/ol>\n
<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_3,1_3,1_3″ _builder_version=”4.16″ background_size=”initial” background_position=”top_left” background_repeat=”repeat” min_height=”325.1px” custom_margin=”-8px|auto|-13px|auto||” custom_padding=”106px||5px|||” global_colors_info=”{}”][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”104.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 1: Material Conveying<\/b><\/strong><\/h2>\nPlastic waste is transported through the conveyor toward the crusher.<\/p>\n
Materials may include rigid plastics, PET bottles, plastic drums, and industrial scrap.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 2: Electromagnetic Detection<\/b><\/strong><\/h2>\nThe detector generates an electromagnetic field around the conveyor.<\/p>\n
When a metal object passes through the field, the signal changes and is immediately detected.<\/p>\n
<\/ol>\n<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
Step 3: Alarm or Automatic Protection<\/b><\/strong><\/h2>\nAfter detecting metal contamination, the system can:<\/p>\n
\n
<\/p>\n
<\/p>[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.4″ text_font=”Poppins|500|||||||” text_font_size=”17px” text_line_height=”1.9em” background_size=”initial” background_position=”top_left” background_repeat=”repeat” width=”94.7%” min_height=”315.7px” custom_margin=”-92px|-283px|-20px|||” custom_padding=”0px|0px|0px|||” global_colors_info=”{}”]
![\"\"](\"http:\/\/49.51.38.20\/wp-content\/uploads\/2025\/01\/Single-shaft-shredder-1.png\")
<\/figure>\n\n\n\n