Single Screw for Injection Molding Screw
Specifications
We specilized in design and manufacture of a full series of screws and barrels, applied for various extruding machines and plastSpecification, |
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Mould Clamping Force, 250-32000KN, Shot Weight,30-25000g Diameter of Screw, Ø20-Ø140 Screw can be mated with different heads. Barrel can be mated with different nozzles. The compression ratio of the screw can be designed according to different products and mixtures. |
TECHNICAL SPECIFICATIONS:
Material, Quality 38CrMoAlA SKD11
Hardness After Hardening & Tempering,HB240-280
Nitrided Hardness,HV850-1000
Nitrided Case Depth,0.45~0.7mm
Nitrided Brittleness,Less Than Grade 2
Surface Roughness,Ra 0.4
Screw Straightness,0.015mm
Surface Chromium-Plating's Hardness After Nitriding,≥900HB
Chromium-Plating Depth,0.05~0.10mm
Alloy Hardness, HRC50-65
Alloy Depth, 0.8~2.0mm
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