Screw for injection moulding machines

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Screw for injection moulding machines
Posting date : Jul 21, 2009
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39-
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Mould Clamping Force: 100KN-35000KN, Shot Weight: 30-30000g Diameter of Screw: Ø20mm-Ø220mm 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. Materials: Alloy-steel of high quality 1)38 CrMoAlA(JIS SACM645) 2)42 CrMo(AISI 4140) 3)Cr12MoV(JIS SKD-11) 4)4Cr5MoSiV1(JIS SKD-61) technical parameters: Nitrided Hardness: HV 900-1000 Nitrided Case Depth: 0.50mm-0.80mm 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: 0.8mm-2.0mm Heat-treatment: Nitriding treatment, Electropl

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