PVC pelletizing line

PVC pelletizing line: extruder Screw : Diameter: 65/132 Material of screw: 38CrMoAl Surface treatment: Nitriding processing, thickness: 0.6 0,8mm, Polishing Rotating speed (counter rotating): 1-34.7RPM Barrel: Inner processing: nitrided with thickness: 0.6 0.8mm Heating zones: 4 Heating mode: Cast aluminum + stainless steel coverer Heating power: 22kw Cooling mode: Air fans: 3 Sets Driving motor: Motor power: 37Kw Type of motor: AC motor Feeding system: Gravity and screw dosing feeding system With stainless steel hopper Dosing feeding system: Motor: 1.5Kw Feeding sleeve with circular water cooling Vacuum venting system: Hydroseal vacuum pump: 1 set Vacuum degree = 0 0.075 Mpa Power of vacuum pump:1.5kw Adaptor: (Interflow Section): Material: #40steel Chrome plated, inner convergent flow type Connection method with die: clamping block + bolt Pressure melt sensor and thermocouple Main electric part supplier : Inverter: Hitachi or Schneider Contactor: Schneider Air Switch: Schneider Relay: Omron Temperature controller: Omron