Metal Detector Conveyor

detector head. If any metal is detected during this stage, the machine will send a reject notice and the product will be removed from the conveyor using a reject method.

Metal-Detector

Photo Source: Mettler Toledo

Types of Reject Methods

Metal detectors are equipped with a reject that will remove a product from the conveyor once metals have been detected. This is an important element of metal detectors and keeps faulty products from getting packaged and processed along with the uncontaminated ones and ultimately saving your company time and money by avoiding recalls. There are a variety of types of reject methods, including the following.

Reject methods

Air blast reject - uses a blast of air to remove any contaminated items from the conveyor. This is a fast way to remove products since production doesn’t have to be paused and works best with lightweight m

aterials.