What is Size Reduction?
The overall goal of most plastic recycling programs is to turn scrap and non-conforming parts back into a similar size and form to the virgin material being processed. This “regrind” will often have the proper material characteristics, such as strength or optical qualities, to be blended with the original resin. This can then be reused to make more parts. It’s both cost efficient and environmentally friendly.
Plastics processors use size reduction equipment for a variety of reason, but generally alongside injection molding, blow molding, extrusion, and thermoforming processes. It’s also used for general recycling purposes. There are three common types of resizing equipment: