... materials 3.less noise, and low-wearable of cutters Middle Speed Granulators are mainly used for crushing regrind materials to recycle ... rigid engineering plastics but also for soft plastics. The proper speed rotation results in less powder, less noise, and low-wearable ... noise, low consumption. 3.This unit is driven by low speed motor ( 150 rpm). It can granulate detective parts into well-proportioned ...