Bimetallic Conical Sjz55mm Screw and Barrel for Plastic Extruder

Product name:Bimetallic conical SJZ55mm 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.
 

Packaging: Wooden case
Shipping: Shanghai seaport
 

1.Q:What are we?

A:We are factory, with license of import and export goods by ourself.

2.Q:How to get to us?

A:The nearest airport is Wenzhou airport, and the nearest train station is Ruian station.

3.Q:How do we control the quality of screw barrel?

A: We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself, we have nitriding ovens in depth8000mm, and do nitriding treatment in 7 days and nights, which greatly ensure the hardness of screw barrel.

4.Q:How to contact us ?

A:Send you inquiry details in below for screw barrel .Click "send now ".