1、Specifications:SJ25, SJ30,SJ45,SJ50, SJ55, SJ65,SJ75, SJ80, SJ90,SJ110, SJ120,SJ150
2、Performance:380V/3、50HZ、it applies for PE and PP powder and can be used to product PVC section and PPR
3、Technical specification: 38 CoMoALA alloyed heat-treatable steels with nitriding treatment. The nitriding depth of the screw is 0.4-0.6mm,hardness (HV)>860,inwall roughness is Ra≤0.8um.The barrel contact feeding zone has forced water cooling device and forced feeding groove. The cooling type of the barrel is air cooling, its nitriding depth is 0.5-0.7mm,hardness (HV)IS 740-940,and surface rough-ness is Ra≤0.8um.

