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

Parallel Twin Screw and Barrel, Screw Barrel, Twin Screw manufacturer / supplier in China, offering Twin Screw (Parallel Twin Screw &Coincal Twin Screw), Single Screw Barrel Film Blowing Extrusion Screw Barrel, Conical Double Screw Barrel Twin Conical Screw Barrel and so on.

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Supplier Homepage Product Parallel twin screw and barrel Twin Screw (Parallel Twin Screw &Coincal Twin Screw)

Twin Screw (Parallel Twin Screw &Coincal Twin Screw)

FOB Price: Get Latest Price
Min. Order: 1 Set
Production Capacity: 200 Sets/Month
Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

Request a custom order and have something just for you!

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Basic Info
  • Model NO.: Customized
  • Automation: Automatic
  • Screw Barrel: Twin Screw (Parallel Twin Screw Coincal Twin Screw
  • Nitrided Hardness: 900-1000hv
  • Surface Roughness: Ra0.4
  • Trademark: Zhongyang
  • Origin: China(Mainland)
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Linearity of Screw: 0.015mm
  • Specification: ISO9001: 2008 approved
  • HS Code: 84779000
Product Description
Twin Screw (Parallel twin screw &Coincal twin screw)

Specification: (Parallel twin screw )
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35

The compression ratio of screws can be designed according to different products and ingredients
Technical Information

Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT

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

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

Experienced manufacture, we will be the best choice.
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