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Ra0.4um high quality steel screw barrel for extruder

Min. Order: 1 Set/Sets
Payment Terms: L/C, T/T
Supply Ability: 1 set
Place of Origin: Zhejiang

Company Profile

Location: Zhoushan, Zhejiang, China (Mainland)
Business Type: Manufacturer
Main Products: Conical Twin Screw Barrel, Parallel Twin Screw Barrel, Screws For Injection Machine, Injection Molding Machine Barrel, Extruder Machine Screw And Barrel

Product Detail

Means of Transport: Ocean, Air
Brand Name: WEIDA
Surface Roughness Degree: Ra0.4um
Surface Hardness Degree: 58-64 HRC
Screw Straightness Degree: 0.015mm
Production Capacity: 1 set
Packing: wood case
Delivery Date: 25 days
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Product Description

steel screw barrel for pvc production










Ra0.4um high quality steel screw barrel for extruder


SteelMaterial
38CrMoALA,SKD61,SKD11,D2etc.
Hardnessafter Hardening & Tempering
HB240-280
NitridingTreatment Time
≥ 96hours
NitridedLayer Hardness
950-1020Hv
NitridedLayer Thickness
0.5-0.8mm
SurfaceRoughness
Ra0.4um
SurfaceHardness
58-64HRC
ScrewStraightness
0.015mm
Chromium-PlatedSurface Hardness After Nitriding
≥ 900HB
Chromium-PlatingLayer Thickness
0.05-0.10mm
BimetallicLayer Hardness
50-65HRC
DepthOf Alloy Layer
0.8-2.0mm
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