Co-Extrusion Parallel Twin Sjp120mm Screw and Barrel for Plastic Extruder for PVC Pipe ...

=== Base Info ===

=== Description ===

Basic Info.

Nitriding Hardness Hv900 or More Straightness 0.015mm/M Chromium Plating Thickness 0.02~0.085mm Application Material PP, PE, ABS, as, PS, etc Custom Yes Transport Package Wooden Case Specification Diamater is 50mm Trademark Hannshine Origin Shanghai China HS Code 84778000 Production Capacity 100000

Product Description

Product name:Bimetallic parallel SJP120mm screw and barrel for plastic extruder  for PVC pipe UPVC profile plastic recycling
Specification:
1) 38CrMoAlA(JIS SACM645)
2) 42CrMo(JIS SCM440)
3) 9Cr18Mov
4) CW6Mo5Cr4V2
Characteristic
High quality alloy-steel
Heat-treatment
Nitriding treatment
Electroplated hard-chrome finish
Spray bimetallic coating
Depth of nitriding layer: 0.5~0.8mm
Nitriding hardness: 900~1000Hv
Nitriding brittleness: less than one grade
Surface roughness: Ra0.4
Straightness of screw: 0.015mm
Surface hardness of chromium plating after nitriding: greater than 950Hv
Chromium plating thickness: 0.025~0.085mm
Application  
PVC wood plastic, PE wood plastic, ultra-high molecular plate, free brick plate, 1:2 above high calcium buckle plate, high calcium pipe, high calcium profile, soft PVC sheet, PVC foam board and other ordinary plastics, PP, PE, ABS, PVC, raw material granulation, production of pipe, profile, sheet and other products.