Ningbo Jinyi 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, blown molding, wire drawing and granulation in the extrusion field , to provide customers with advanced design as a total solution provider.
Parameters Screw out diameter d:15mm ≤ d ≤ 300mm Screw length L:L ≤ 10000mm Nitriding hardness:HV ≥ 900 After grinding 0.20mm, HRC ≥760 (38CrMoALA); Nitriding 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 Applications It is suitable for ABS sheet, PVC soft and hard pipe, cable, blown film, cast film, blow molding, profile, pipe and other products. Advantages 1. Unique technical design with larger output 2. Advanced equipment with finest machining 3. Perfect match of tolerance
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