45/100 pvc profile Conical Twin screw and barrel

Supplier Info.

Application:

PVC profile(Door & window) / WPC(PVC,PE) / PVC foam board / PVC pipe / PVC compound etc

Place of Origin:Zhejiang, China Brand Name:Batten Applicable Industries:Manufacturing Plant, Plastic Goods Production

Material:High quality 38CrMoAlA

Process:Advanced nitriding & bimetallic process

Hardness After Hardening & Tempering:HB280-32

Nitrided Hardness:HV900-1000

Nitrided Brittleness:Less than Grade 2

Surface Roughness:Ra 0.4

Screw Straightness:0.015mm

Alloy Hardness:HRC 50-65

Alloy Depth:0.8-2.0mm