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China, Chinese Bimetallic Screw and Barrel for Recycled Plastic Extruder Machine1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Plastic Pipe MachineryBimetallic Screw BarrelRecycled Plastic
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
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Product Description Specification:Screw diameter: 15mm-300mmMaximal length: 8000mmBarrel inner diameter: 15-300mmMaximal length: 4000mmDifferent bimetallic alloys are available for different raw materials.Base Materials:(1)38CrMoAlA(JIS SACM645)(2)42CrMo(AISI 4140)(3)9Cr18MOVBimetallic alloy materials:1)Fe-based alloy2)Ni-based alloy/Deloro alloy3)Co-based alloy4)NiCo-based alloy5)Tungsten carbide/Wolfram carbideTechnics:Heat treatmentHigh-frequency quenchingNitriding treatmentHard-chrome electroplatingBimetallic alloy weldingBimetallic alloy centrifugal castingTechnical parameter:Nitrided layer depth: 0.5-0.8mmNitrided hardness: 900-1000HVNitrided brittleness: Less than grade 1Surface roughness: Ra0.4Linearity of screw: 0.015mmHard-chrome plating hardness after nitriding: ≥ 950HVChrome-plating layer depth: 0.025-0.085mmBimetallic layer depth: 3mmWarranty and service: 1 year.Focus on quality and service.Experienced manufacturer, we will be the best choice.
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