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Zhejiang Zhongyang Screw Manufacturing Co., Ltd.

Single Screw Plastic Extruder, WPC Recycled Plastic Extrusion, Plastic Extrusion Screw manufacturer / supplier in China, offering PE PVC Bimetallic Extrusion Machine Screw Barrel, Conical Twin Screw Barrel Double Screw Barrel, Durable Planetary Screw Barrel Assembly and so on.

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Supplier Homepage Product Bimetallic screw and barrel PE PVC Bimetallic Extrusion Machine Screw Barrel

PE PVC Bimetallic Extrusion Machine Screw Barrel

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 150 Sets/ 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.: Extrusion Screw Barrel
  • Plastic Processed: PVC
  • Automation: Automatic
  • Size: Customize
  • Nitrided Layer Depth: 0.5-0.8mm
  • Bimetallic Layer Depth: 3mm
  • Trademark: ZHONGYANG
  • Origin: China(Mainland) Zhejiang
  • Type: Sheet Extruder
  • Screw: Single-Screw
  • Computerized: Computerized
  • Material: Nitriding Steel
  • Nitrided Hardness: HRC56-58
  • Bimetallic Layer Hardness: HRC58-62
  • Specification: ISO 9001: 2008
  • HS Code: 84779000
Product Description
biemtallic screw barrel, PE PVC Bimetallic Extrusion Machine Screw and Barrel, twin conical screw barrel, PU PC Bimetallic,plastic machinery screw barrel

Specification:
Screw Diameter: D20mm-D220mm
Mould clamping force: 250T-3200T
Shot weight: 30G-30000G

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)9Cr18MOV

Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Co-based alloy
(4)NiCo-based alloy
(5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
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
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year
Focus on quality and service.
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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