Zhoushan Vanscrew Machinery Co.,Ltd.
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Price: | 10000.0~17000.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Zhejiang, China (Mainland) |
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Product name: the parallel twin-screws and barrel for extrude machine
Screw Diameter: Φ15mm-Φ350mm
Material: 38CrMoAlA; 9Crl8MoV; 42 CrMoV; high quality alloy steel
Technology: nitriding treatment,Sprey conating Bimetallic , heat-treatment
Appliance: PP, PE, PA, PVC, PC, ABS, AS etc
Technical specification:
Material | 38CrMoALA,9Cr18MoV |
Application | PVC,ABS,TPO |
Hardness After Hardening &Tempering: | HB240 -280 |
Nitrided Hardness: | Hv850-1000 |
Nitrided Depth: | 0.45-0.7mm |
Nitrided Brittleness: | ≤Grade 2 |
Surface Roughness: | Ra0.4 |
Screw straightness: | 0.015mm |
Surface Chromate-plating's Hardness After Nitrided: | ≥900Hv |
Chromate-plating Depth: | 0.05-0.10mm |
Bimetallic-alloy Hardness: | HRC56 -65 |
Alloy Depth: | 0.8-2.0mm |
Type of bimetallic parallel twin screw barrel:Φ40/2 Φ50/2 Φ65/2 Φ80/2 Φ90/2 Φ105/2 Φ125/2 Φ130/2 Φ150/2 Φ180/2 Φ200/2
bimetallic parallel twin screw barrel