screen changer for extruder Specifications: 1.Hydraulic single-plate double-stations screen changer. 2.Rich experience:every year we produce approx 500 sets. 3.Good price screen changer for extruder Description: single plate screen changer:Plate and screen changer are all made 38CrMoAl alloy steel. group leak-protection sheel set of changing reseau:it is suitable for the filter of high transparent, high viscidity, fissility, and plastic of high molecular quantum. Characteristic:the mould group l