... -2F conveyor metal detector can accurately detect out the iron, manganese steel, chrome steel, aluminum, copper and other metallic elements mixed ... materials bigger than 15mm, including iron, aluminum, copper, stainless steel, manganese steel, chrome steel, etc.105GJT-6B65040125GJT-8B80050160GJT-10B100050190GJT-12B120050255GJT-14B140060290GJT ...