Min. Order: | 1 Set/Sets |
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Trade Term: | FOB |
Payment Terms: | L/C, T/T |
Supply Ability: | 300sets/month |
Place of Origin: | Zhejiang |
Location: | Zhoushan, Zhejiang, China (Mainland) |
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Business Type: | Manufacturer, Trading Company |
Main Products: | Screw Barrel, Extrude Single Screw, Parallel Twin Barrel |
Model No.: | PT-85 |
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Means of Transport: | Ocean, Land |
Brand Name: | Vanscrew |
Material: | 38CrMoALA |
Heat-treatment: | Nitrided |
Hardness: | ≥900Hv |
Surface roughness: | ≤Ra0.4 |
Application: | Extruder |
Origin: | Zhoushan |
Production Capacity: | 300sets/month |
Packing: | wooden case |
Delivery Date: | 30days |
parallel twin screw barrel
Material:
Alloy-Steel of High-quality
1)38CrMoALA(JIS SACM645)
Heat-treatment
Nitriding treatment
Electroplated hard-chrome finish
High-frequency quenching
Spray coating Bimetallic-alloy
Vacuum quenching
Technical data
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 |
MAX L/D=36
Parallel twin screw barrel