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IPDB › China Industry › Chemicals

China, Chinese Rubber Machine High Quality Screw and Barrel¹ Industrial Products Supplier Manufacturer Details, price list catalog:

China Industrial Products Supplier Manufacturer List Catalog

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Plastic Machinery Plastic Machinery Parts Screw Barrel Barrel

Ningbo Superior Machinery Co., Ltd.

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Product Description Screws&Barrels for Rubber Machine Rubber pin cold feed screws and barrels:?75~?250Rubber hot/cold feed screws and barrels:?30~?300L/D Ratio:4~20Applications: Rubber tires,cables,sealants,conveyor belts and many more.Product Specification and technical data Material :quality alloy steels Heat-treatment ?65,?80,?90,?105,?125,?146,?150,?170,?180,?190,?200.Quenching and tempering hardness: HB240 to 280° Nitration hardness: HV900 to 1,050° Nitrated layer depth: 0.5 to 0.8mm Thickness of Cr-coating Layer: 0.03-0.1mm Nitration fragility: ≤grade 1 Surface roughness: 0.4Ra Straightness: 0.015mm Cr-coating layer hardness: HV≥950HV Depth of Bimetallic Layer: 2mm to 5mm Bimetallic hardness: HRC56 to 65° (Ni-based alloy) 31CrMoV9 EN41-B AISI4140 W6Mo5Cr4V2SKD6138CrMoAlNitriding treatmentElectroplated hard-chrome finish High-frequency quenchingSpray coating Bimetallic-alloyvacuum quenching

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Chemicals: Rubber Machine High Quality Screw and Barrel

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Gold Recovery Bulk Food Grade Activated Charcoal Powder3046byte

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Waterproof Honeycomb Activated Carbon for Exhaust Gas Treatment1725byte

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Chopped Carbon Fiber for Conducting Floor1220byte

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Coconut Shell Charcoal Coconut Charcoal Good Price From China2445byte

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Factory Direct Industrial Grade Iodine 1000 Activated Coal for Gold Extract2620byte

Coconut Based Activated Carbon Granular Pellet Powder Activated Carbon Wholesale Price4554byte

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