bimetallic screw and barrel manufacturer from China Zhejiang Zhoushan Shenglong machinery co.,ltd

Price:	1000.0~5000.0 USD
Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Means of Transport: Ocean,Air;express

Delivery Date: 30days

Depth of Nitrated Layer: 0.5-0.8mm

Fragility of nitration: Less than grade 1

Thickness of Cr-coated Layer: 0.03-0.08m

Packing: wooden case

Brand Name: shenglong

Hardness of nitration: 900-1020Hv

Surface roughness: Ra 0.4um

Hardness of Bimetallic Layer: HRC55-72

Depth of Nitrated Layer: 0.5-0.8mm Hardness of nitration: 900-1020Hv Fragility of nitration: Less than grade 1 Surface roughness: Ra 0.4um Thickness o

We are a professional manufacturer of screw and barrel for 17years,we can supply and design all kinds of screw&barrel according to your requirments

base material

1.38 CrMoAIA(JIS SACM645)

2.42CrMo(AISI4140)

3.9Cr18MoV

4.CW6Mo5Cr4V2

5.SKD61

bimetallic alloy maerials:

1.Fe-based alloy

2,Ni-based alloy

3,Co-based alloy

4.NiCo-based alloy

5.Tungsten carbide

Heat-treatment

Nitriding treatment

Electroplate hard-chrome

High-frequency quenching

Spraying corrosion wear-resisting dual metal layers

Depth of Nitrated Layer	0.5-0.8mm
Hardness of nitration	900-1020Hv
Fragility of nitration	Less than grade 1
Surface roughness	Ra 0.4um
Hardness of Cr-coating Layer	≥950Hv
Thickness of Cr-coated Layer	0.03-0.08m
Appliance	PVC, PP, PE, PA, PC, ABS, AS etc
guarantee period	a year