
The technique Parameter:
65/132 conical twin screw extruder
Screw number: 2 pieces
Screw valid length:1440mm
Screw rotation speed: 1-34.7r/min
Screw spiral direction: reverse outside at undirection
Material of barrel and screw: 38 CrMoAIA, treated by nitrogen
Depth of nitrogen: 0.5-0.7mm
Hardness of nitrogen:900-1000HV
nrittle of nitrogen: ≤one grade
Coarse degree at surface:Ra0.4
Screw linear-speed:0.015mm
Reducer box/distributor: hard gear-surface
Heater: cast-aluminum heater(cooled by fans)
Temperature range:60-300°C


