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base Material |
1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) |
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Bimetallic Alloy Materials |
1)Fe-based alloy 2)Ni-based alloy/Deloro alloy |
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Double-alloy level |
Level A - containing Tungsten of 40% Level B - containing tungsten of 25% Level C - containing tungsten of 9.5% |
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Surface Treatment |
Heat Treatment High Frequency Treatment Nitriding treatment(120 Hours) Depth of Nitrided Layer: 0.5-0.8 mm Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) Hard Chrome Plating treatment: Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardness of Hard Chrome Plating Layer: ≥950HV Nickel alloy plating.treatment: Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy) Bimetallic Screw: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer: HRC55°-72° |
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Basic information |
Roughness of the surface:Ra0.4um Linearity of the screw: ≤0.015mm Linear axis limit: ≤0.02mm Hardness after Hardening & Tempering: HB240-280 Fragility of Nitration:≤Two class |
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Material Application |
1)General Plastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(Glass Fiber) 4)Flame-resistant Reinforced Plastics 5)Modified Engineering Plastics 6)All kinds of Mixed Recycled Material(in Scrap or Granule),etc |
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General Terms |
Means of transport: Ocean,Air,Express Production time: about 25 days after we receive the deposit and lead time will different according to the order quantity! |
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Our products advantages |
1)High productivity 2)Wonderful plasticizing 3) low energy consumption 4)Wearable and Durable 5)Fast and On time delivery 6)Best customer service!
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5. Application:
We can design and manufacture various kinds of screw barrels according to the customer’s requirement
