Injection screw barrel for pvc pipe production line 1927102181331435485-blid-3221496193209505588

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Solving the quality problems on falling, scaling occurred in the high temperature process high corrective products after using the special alloy powder: carbonize tungsten(Wc/Co), nickele base alloy(Ni/B) supplied by Western Germany Stellite Completely replacing the currentalloy screw, suitable for manufacturing the products between 300°C ~500°C, it is your ideal choices. Various high quality alloy steels , According to different usage, the choose for alloy is different, some require for abrasion-resistant while some require for corrsion-resistant. For standard, we have Fe-based, Ni-based, W2C alloy,Tunsten alloy etc for choice.Tungsten Carbide Screw & BarrelDiameter25mm~200mm L/D can be customizedMaterials38CrMoAlA; 9Crl8MoV;42 CrMoV; high quality alloy steelApplicationPPA ,PPS ,PA6T ,LCP,electric wood powder,magnetic powder,iron powder and other specialengineering plasticsNitride Case Depth0.5mm-0.8mmTechnologynitriding treatment,Sprey conating Bimetallic ,heat-treatmentNitride Hardness960-1060HVPackingWrapped up by film in woodenNitride Brittleness≤Grade OnePayment TermT/T , L/C ,Western unionSurface RoughnessRa0.4umDelivery Term20-25 working daysScrew Straightness0.015mmPort DepartureShanghai/NingboAlloy HardnessHRC58-72Min.Order1 setAlloy Depth1.0mm-3.5mmCommon Nitrided:1-3 yearsBimetallic: much longer lifetime.GuaranteeWe are able to take mapping, design for clients and make products as per customer's drawing or existing sample