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Place Of Origin : | Zhejiang, China |
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Zhoushan, Zhejiang, China
Product description
80/156 bimetallic conical twin screw barrel for irrigation pipe extrusion line
Diameter | Φ15mm-350mm |
Designing
| Screw structure and compression ratio can be designed according to different products & different output requirement. |
Materials | 38CrMoAlA (JIS SACM645) SKD61 | Application | Suit for HDPE , LDPE, LLDPE,PVC,PP ,glass fiber ,PPS ,PPA and other special plastic recycling . |
Nitride Case Depth | 0.5mm-0.8mm | Technology | 1)Longer time Gas Nitriding treatment 2Special corrosion & abrasion alloy (bimetallic) 3)Tungsten carbide 4)Cobalt base alloy 5)Stainless steel 6)GH113 nickel based alloy |
Nitride Hardness | 950-1020HV | Packing | Wrapped up by film in wooden case |
Nitride Brittleness | ≤Grade One | Payment Term | T/T , L/C , WESTERN UNION |
Surface Roughness | Ra0.4um | Delivery Term | 25-30 working days |
Screw Straightness | 0.015mm | Port Departure | Shanghai/Ningbo |
Alloy Hardness | HRC58-62 | Min. Order | 1 set |
Alloy Depth | 0.5mm-0.8mm | Guarantee | Common Nitrided:2.5-4years Bimetallic: much longer lifetime |
OSD ADVANTAGES | 1.Advanced nitriding technology 2.Duplex metal spraying technology for high corrosion and abrasion resistance 3.We use special alloy powder being sprayed and welded on the screw's ridge , and use different alloy and welding methods for the screw of different functions. 4.Fast and on time delivery . 5.Longer lifetime for the screw barrel. 6.Excellent aftersales service |
Technological Process:
Blanking→Rough Machining→Quenching & Tempering →Semi Finishing Machining→Finished Product→Detecting→Nitring/Alloy Processed →Finish Machining
Advantages of 80/156 bimetallic conical twin screw barrel for irrigation pipe extrusion line :
Remarks :
Commonly used materials:38crMoAIA , nitriding treatment . Various high quality alloy steels , 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
About O.S.D :
Zhoushan, Zhejiang, China
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