high output screw and barrel for injection machine

Screw and barrels for injection moulding machines.

we also can make screw and barrel for Haitian,chende,chenxiong machine.

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 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