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Conical Twin Screw and Barrel

Conical Twin Screw and Barrel

1)38CrMoAlA(JIS SACM645) 2)9Cr18MoV 1)38CrMoAlA(JIS SACM645) 2)9Cr18Mo Heat-treatment Nitriding treatment Spray bimetallic coating Quideline of technique Depth of nitration layer: 0.05~0.08mm Hardness of nitration: 900~1000hv Fragility of nitration: less than grand one Roughness of the surface:...

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Product Details

1)38CrMoAlA(JIS SACM645)

2)9Cr18MoV

1)38CrMoAlA(JIS SACM645)

2)9Cr18Mo

Heat-treatment

Nitriding treatment

Spray bimetallic coating

Quideline of technique

Depth of nitration layer: 0.05~0.08mm

Hardness of nitration: 900~1000hv

Fragility of nitration: less than grand one

Roughness of the surface: Ra0.4

Linearity of the screw: 0.015mm/m

The surface hardness of chrom plating after nitrogention:more than 950hv

Chrome-plating layer thickness:0.025~0.085mm


Equipped with thousands of professional staff and advanced technology and equipment, Shangwell is one of the leading manufacturers of conical twin screw and barrel in China. You can rest assured to wholesale cheap equipment from our professional factory.

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