... high efficiency. Specifications:Injection Unit1) Screw Diameter 42, 45,38mm2) Injection Capacity 221, 256,204cm33) Injection Weight 205, 238,185g4) Injection Rate 110, 120 ... ,92g/s5) Plasticizing Capacity 19.5, 23,16.5g/s6) Injection Pressure 170, 149,209Mpa7) Screw Speed 0-220rpmClamping Unit1) Clamp ... 4.4x1.36x1.8m5) Machine Weight 3.8t Hongtian Plastic Injection Machine