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Parameters:

Brief introduction:

HUAYE extrusion series screws and barrels are manufactured based on years of expertise in design, R&D and application segments of various pipes, profiles, cables, films, extrusion blown molding, drawing and granulation in the extrusion field , to provide customers with advanced design  and  as a total solution provider.

Basic parameters:

Screw out diameter d:15mm≤d≤300mm

Screw length L:L≤10000mm

Nitriding hardness:HV≥900

After grinding 0.20mm, HRC ≥760 (38CrMoALA);

Nitrided brittleness:≤2 level

Surface finish Ra:Ra0.4µm

Straightness:0.015mm

Thickness of bimetallic layer:1.5-2.0mm

Hardness of bimetallic layer:HRC56-60

Thickness of chrome plating layer: 0.03-0.05mm


Scope of application:

It is suitable for ABS sheet, PVC soft and hard pipe, cable, blown film, cast film, blow molding, profile, pipe and other products.

Composition and process:

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