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Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Twin Parallel Screw Barrel, Parallel Twin Screw Barrel, Double Screw Barrel manufacturer / supplier in China, offering Twin Parallel Screw Barrel Bimetallic Screw Barrel for PVC/PE/PP Pipe, Profile, Sheet, Cable, Parallel Double Screw Cylinder for PVC Pipe Extrusion, Plastic Machinery Bimetallic Conical Twin Screw and Barrel and so on.

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Supplier Homepage Product Parallel twin screw and barrel Twin Parallel Screw Barrel Bimetallic Screw Barrel for PVC/PE/PP Pipe, Profile, Sheet, Cable

Twin Parallel Screw Barrel Bimetallic Screw Barrel for PVC/PE/PP Pipe, Profile, Sheet, Cable

FOB Price: US $100 / Piece
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $100/ Piece
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Production Capacity: 1500sets/Month
Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: Parallel twin screw barrel
  • Plastic Processed: PVC
  • Automation: Automatic
  • Trademark: ZHONGYANG
  • Origin: Zhejiang of China
  • Type: Profile Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Specification: ISO9001: 2008 approved
  • HS Code: 84779000
Product Description
Twin Parallel Screw Barrel, bimetallic screw barrel, double screws barrel, plastic machinery components
1. Twin parallel screw barrel
2.38CrMoAlA+ special alloy
3. Processed to drawing or to your request & raw material
Techincal Advantages of bimetal twin parallel screw barrel for compounding machine:
1. Advanced Nitriding Technology
2. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
3. We use special alloy powders being sprayed and welded on the screw's ridge, and
Use different alloy and welding methods for the screw of different functions.
Especially application:
Rubber, various high glass fiber, mineral fiber and PPA, PPS, PA6T, LCP, VO fire protection, ferrous power, magnetic powder and etc. Meanwhile, Used for PVC + 30% CaCo3, recylced plastic material, etc
Bimetallic Twin Parallel Screw Barrel for Compounding Machinery
Screw structure and compression
Designingratio can be designed according 

to different products  & different output requirement.
Materials38CrMoAlA  ApplicationPVC plate, pipe, profile, pellet and mould, at the same time,
(JIS SACM645)it solved the technical problem of low foaming, high foaming,
SKD61high filling, wear and corrosion.
Nitride Case Depth0.5mm-0.8mmTechnology1)Longer time Gas Nitriding treatment 
Nitride Hardness950-1020HVPackingWrapped up by film in wooden
Nitride Brittleness≤Grade OnePayment TermT/T , L/C 
Surface RoughnessRa0.4umDelivery Term25 working days
Screw Straightness0.015mmPort DepartureShanghai/Ningbo
Alloy HardnessHRC58-62Min. Order1 set
Alloy Depth0.5mm-0.8mmCommon Nitrided:2.5-4years

Bimetallic: much longer lifetime.    
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