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

Double Screw and Barrel, Parallel Twin Screw and Barrel, Extruder Screw and Barrel manufacturer / supplier in China, offering Double Screw and Barrel/Parallel Twin Screw and Barrel, Twin Co-Rotating Screw Elements Tin Screw Barrel, Twin Parallel Screw Barrel Double Screw Barrel PVC Granule Profile/Pellets and so on.

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Supplier Homepage Product Bimetallic screw and barrel Double Screw and Barrel/Parallel Twin Screw and Barrel

Double Screw and Barrel/Parallel Twin Screw and Barrel

FOB Price: Get Latest Price
Min. Order: 1 Set
Production Capacity: 100 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.: 48mm
  • Plastic Processed: WPC
  • Automation: Automatic
  • 48mm: Double Screw and Barrel
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
  • Type: Profile Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Bimetallic: Abrasion Resistant
  • Nitrided Hardness: 900-1000hv
  • Trademark: Zhongyang
  • Origin: Zhoushan, China
Product Description
ZY is a professional and experienced manufacturer/producers of all types of screws and barrels for plastic machinery.

Pls find the detailed info. For parallel twin screw and barrel as below:

Specification:
Diameter: Φ45mm-Φ200mm
L/D ratio: 16-35
The compression ratio of screws can be designed according to different products and ingredients

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)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
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