Min. Order: | 1 Set/Sets |
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Trade Term: | FOB |
Payment Terms: | L/C, T/T, WU |
Supply Ability: | 200 sets/month |
Place of Origin: | Zhejiang |
Location: | Zhoushan, Zhejiang, China (Mainland) |
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Business Type: | Manufacturer |
Main Products: | Nitrided Feed Screw Barrel, Extrusion Screw And Barrel, Bimetallic Screws And Barrel, Twin Screw And Cylinder, Parallel Twin Screw Barrel |
Model No.: | QY-065 |
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Means of Transport: | Ocean, Air, Land |
Plastic Type: | PVC |
Use: | Film Crusher |
Shaft Design: | Double |
Material: | 38CrMoAlA 42CrMo |
Machine: | screw barrel |
HS code: | 8477900000 |
Certificate: | ISO9001 |
Nitriding time: | more than 120 hours |
Roughness: | Ra0.4 um |
Hardness: | HB240-280 |
Screw Barrel: | screw and barrel |
Bimetallic: | Fe-based,Ni-based,Tungsten Carbide |
Warranty: | Common 1-2 years,bimetallic is much longer |
Production Capacity: | 200 sets/month |
Packing: | wooden case (export standard) |
Delivery Date: | within 30days after order confirmed |
Single extruder screw barrel for plastic extruder machine
Diameter of single screw : D15mm~D300mm
L/D: 12~45
Max. Length: less than 10000mm
Scope of application: pipe, film, profile, sheet, pvc pe/pew pc pelleting etc.
For good plasticizing effect, we have different design of screw & barrel to meet your requirements
Screw Type:
Gradient-type, mutant, wave type, barrier type, dual type, shunt type, separate type, exhaust type, pin type, mixed type, double-headed type, three-type, long type, grain type.
Material
Commonly used material is 38crMoAIA(nitrogen treatment),it can be changed as per your requirements. According to different usage, the choose for alloy is different, some require for abrasion-resistant while some require for corrosion-resistant. For standard, we have Fe-based, Ni-based, W2C alloy, Tungsten alloy etc for choice
Materials & Processes
SKD61(H13) | 38CrMoAIA 41CrAMo7 |
Gr12MoV | High Quality Duplex Stainless Steel |
42CrMo | High Quality Powder Metallurgy Materials |
40Cr | Hard Metal Cold/Thermal Spraying Technology |
Zinc 3# Steel | Advanced Nitriding Technology |
Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology |
Screw structure and compression ratio can be designed according to different products and mixtures
Technical Parameter
Nitrided Case Depth | 0.5mm-0.8mm |
Nitrided Hardness | HV950-1020HV |
Nitride Brittleness | ≤Grade One |
Surface Roughness | Ra0.4um |
Screw Straightness | 0.015mm |
Alloy Hardness | HRC58-62 |
Alloy Depth | 0.5mm-0.8mm |
Chromium Coating Thicknss | 0.025~0.10mm |