1,metal detector for conveyor belt 2,Detect iron tramps ... is designed to detect large metal light and sound alarm.Detection range: iron, aluminum, stainless steel, alloy and ... aluminum, copper, stainless steel, manganese steel, chrome steel, etc.105GJT-6B65040125GJT-8B80050160GJT-10B100050190GJT-12B120050255GJT-14B140060290GJT-16B160060350GJT-18B180065430GJT-20B200070480 GJT Series metal detector for ...