... , silkworm pupa, urea, etc.b) Be used in processing raw material and mixtures for feed processing industry ... by feed instability effectivelyd) Puffed cavity is equipped with disconnectable and special wear-resistantmaterial ,do not need ... e) Main shaft bearing box is equipped with heavy thrust bearing, in order to ensure the equipment run smoothly ... 190132 3~4.5 Hot Sale Extruder With High Quality