Factory made hot-sale Vinyl Extrusion - Conical twin screw and barrel – Jwell

Short Description:

Conical twin screw and barrel 1)38CrMoAlA(JIS SACM645)2)9Cr18MoV 1) 38CrMoAlA(JIS SACM645)2) 9Cr18Mo Heat-treatmentNitriding treatmentSpray bimetallic coating Quideline of techniqueDepth of nitration layer: 0.05~0.08mmHardness of nitration: 900~1000hvFragility of nitration: less than grand oneRoughness of the surface: Ra0.4Linearity of the screw: 0.015mm/mThe surface hardness of chrom plating after nitrogention:more than 950hvChrome-plating layer thickness:0.025~0.085mm


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Our business aims to operating faithfully, serving to all of our clients , and working in new technology and new machine continuously for Polypropylene Extrusion Machine , Used Plastic Extrusion Equipment , Plastic Extruder Screw Design , Our products enjoy good popularity among our customers. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
Factory made hot-sale Vinyl Extrusion - Conical twin screw and barrel – Jwell Detail:

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: 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


Product detail pictures:

Factory made hot-sale Vinyl Extrusion -
 Conical twin screw and barrel – Jwell detail pictures


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  • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Hilary from Kenya - 2015.02.21 12:14
    Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
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