Bimetal screw barrel
Bimetal screw barrel:
Twin alloy screw: plasma alloy spraying
Double alloy barrel: centrifugal casting
Processing range: φ 15 - φ 360mm
Effective length: ≤ 10000mm
Membrane density: 98-99.8%
Adhesion strength: above 10000psi
Alloy hardness: hrc56-65
Alloy depth: ≥ 2mm
Dual alloy grade:
Grade A: 40% tungsten
Grade B: 25% w
Grade C: 9.5% w
Application of alloy screw and barrel:
-General Plastics: ABS, PAPC, PE, pet, PP, PS, EVA
Pu, PVC, U-PVC, etc.; PA + GF, flame retardant reinforced plastics, modified
Engineering plastics, all kinds of mixed cycle plastics.
Specification of electroplated hard grid screw barrel:
Thickness of chromium plating layer: 0.05--0.10 mm
Hardness of chromium plating layer: HV ≥ 960
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