Description

1) Din 1.8550, Din 1.8519, 41CrAlMo7

2) AISI4140, 42CrMo4

3) W6Mo5Cr4V2, S6-4-2

4) SKD61,SKD11, DC53

5) M2, S390, M390, C-276, 718

Technical Index:

Depth of Nitrated Layer:0.5~0.8mm

Hardness of nitration: 950~1100Hv

Fragility of nitration: Less than grade 1

Surface Hardness of Nitrated Cr coating layer: 950Hv

Hardness of Bimetallic Layer: HRC55~72

Thickness of Cr-coating Layer: 0.03~0.08mm

Depth of Bimetallic Layer:>2mm

Product classification:

Aiming at different plastic products the screw can be chosen: general type, pin type, barrier type, separation type, and gas-exhausting type, etc.

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