parallel twin screw barrel for plastic extruder machine
Payment Terms: |
T/T,L/C |
Place of Origin: |
Zhejiang, China (Mainland) |
Product Detail
Model No.:
WD 013
Production Capacity:
1 set
Delivery Date:
30 days
Surface Roughness Degree:
Ra0.4um
Screw Straightness Degree:
0.015mm
Means of Transport:
Ocean,Air
Packing:
wooden case
Brand Name:
WEIDA
Surface Hardness Degree:
58-64 HRC
Hardness after Hardening & Tempering:
HB240-280
Advanced nitriding process
Diameter of screw:D12-D300mm
L/D ratio of screw:10-50
Appliance: PVC, PP, PE, PA, PC, ABS, AS etc
58-64 HRC parallel twin screw barrel
Working Process :
Raw Material → Quenching & Tempering → Rough Machining → Semi finish Machining → Finish Machining → Nitriding Treatment → Bimetallic Casting → Inspection → Finish Products
Technical Index
Steel Material | 38CrMoALA,SKD61,SKD11,D2 etc. |
Hardness after Hardening & Tempering | HB240-280 |
Nitriding Treatment Time | ≥ 96 hours |
Nitrided Layer Hardness | 950-1020Hv |
Nitrided Layer Thickness | 0.5-0.8mm |
Surface Roughness Degree | Ra0.4um |
Surface Hardness Degree | 58-64 HRC |
Screw Straightness Degree | 0.015mm |
Chromium-Plated Surface Hardness After Nitriding | ≥ 900HB |
Chromium-Plating Layer Thickness | 0.05-0.10mm |
Bimetallic Layer Hardness | 50-65HRC |
Depth Of Alloy Layer | 0.8-2.0mm |
58-64 HRC parallel twin screw barrel
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