... plastic injection machines, 15-300mm single screw extruders, 30-130mm tapered and parallel double screw extruders, rubber machinery, petroleum machinery, ... grinding, and polishing. The company can make the screw cylinder made of GH113 Nickel-based alloy which can ... Φ30-150 extruding equipments. MeanwhileParallel twin screw & Parallel twin barrelParallel twin screw and barrel typeφ40/2φ50/2φ65 ...