... designing is and structure is compact which feature high rotation speed, high torque output and stable running. The extruder barrel is ... , hardness HRC60-64. The extruder screw is made from high-speed tool steel W6Mo5Cr4Vo2, vacuum hardening reach HRC58-62, having strong ... processing.model L/D output (kg/h) (r/min)screw speed drive power(kw) SJ-35 32-52 20-50 600 11 ...