Gold Member Since 2012
Audited Supplier
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Screw Barrel, Extrusion Screw Barrel, Extruder Screw Barrel manufacturer / supplier in China, offering Extrusion Screw Barrel/Cyliner Plastic Extruder Screw Barrel Bimetallic Screw Barrel, Conical Twin Screw Barrel Double Screw Barrel, Durable Planetary Screw Barrel Assembly and so on.

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Supplier Homepage Product Single screw and barrel for injection molding machine Extrusion Screw Barrel/Cyliner Plastic Extruder Screw Barrel Bimetallic Screw Barrel

Extrusion Screw Barrel/Cyliner Plastic Extruder Screw Barrel Bimetallic Screw Barrel

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 1500sets/Month
Transport Package: Film Wrapped in Wooden Case(Export Standard)
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: Extrusion Screw Barrel
  • Specification: ISO9001: 2008
  • HS Code: 84779000
  • Trademark: Zhongyang
  • Origin: Zhoushan, China
Product Description
Single barrel/cylinder for plastic extruder.

Specification:
Screw Diameter: Ø 15mm- Ø 300mm
L/D ratio: 15-46

Product classification:
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Technical Information

Base Materials:
1)38CrMoAlA(JIS SACM645)

Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy
5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
Nitriding treatment
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year

Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

Experienced manufacturer, we will be the best choice.
Main Base materials 
  
1.38CrMoAlA  (Nitriding Steel) 
2.  SKD-61   (Special Tool Steel) 
3.  42CrMo (Ultrahigh Strength   Steel) 
4. DC53 ( Cold Work   Die Steel)   
5. W6Mo5Cr4V2 ( High-Speed   Tool   Steel ) 
6. HPT 
  
  
  
Main Alloy Materials 
1.  Ni-based alloy/Deloro alloy 
2.  Tungsten carbide/Wolfram carbide 
3.  NiCo-based alloy 
4.  Fe-based alloy 
5.  Co-based alloy   
  
  
  
  
Processing Technics 
1.  Heat treatment 
2.  Quenching 
3.  Nitriding treatment 
4.  Bimetallic alloy welding 
5.  Bimetallic alloy centrifugal casting 
6.  Hard-chrome electroplating 
  
  
  
  
  
Technical parameters 
Nitriding layer depth  0.5-0.8mm 
Nitrided hardness  HRC56-58 
Nitrided brittleness  Less than grade 1 
Surface roughness  Ra 0.4 
Linearity of screw  0.015mm 
Hard-chrome plating hardness  ≥HRC57 
Chrome-plating layer depth  0.03-0.09mm 
Bimetallic layer depth  3 mm 
Bimetallic layer hardness  HRC58-62 
Above are main technical information, a suitable screw and barrel will be made according to your requirement. 
 

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