Screw and barrels for injection moulding machines
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.
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 data:
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, Electroplated hard-chrome finish,High-frequency,
spray coating Bimetallic-alloy
Materials: