The industrial powder metal detector adopts professional detection technology, adopts the principle of balance, is more reliable, has better performance, dual channels and frequencies to detect iron, non-ferrous metals and stainless steel. The online vertical reject metal detector system has a new circuit design, high sensitivity, mature phase adjustment technology, can automatically adjust the product, effectively suppress the product effect, strong anti-interference and anti-shock ability, and supports 24-hour uninterrupted work.