... crushing regrind materials 3.less noise, and low-wearable of cutters Middle Speed Granulators are mainly used for crushing regrind materials ... for soft plastics. The proper speed rotation results in less powder, less noise, and low-wearable of cutters. Both rotor ... & excellent appearance. 2.Less powder, low noise, low consumption. 3.This unit is driven by low speed motor ( 150 rpm). It can granulate ...