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

Screw and Barrel, Parallel Twin Screw and Barrel, Double Screw and Barrel manufacturer / supplier in China, offering Parallel Twin Double Cylinder Design Customize, Conical Twin Screw Barrel Double Screw Barrel, Durable Planetary Screw Barrel Assembly and so on.

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Supplier Homepage Product Parallel twin screw and barrel Parallel Twin Double Cylinder Design Customize

Parallel Twin Double Cylinder Design Customize

FOB Price: Get Latest Price
Min. Order: 1 Set
Production Capacity: 100 Sets / Month
Transport Package: Film Wrapped in Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Parallel Twin Cylinder: Extruder Double Cylinder
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
  • Trademark: Zhongyang
  • Origin: Zhoushan, China
Product Description
Specification:
Diameter: Φ 45mm-Φ 200mm
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)4Cr5MoSi V1 (JIS SKD-61)

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

Technics:
Heat treatment
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

Terms and Conditions:
Production time: 30 days
Packing: Film wrapped in wooden case(Export standard)
Trade Terms: FOB, CNF, CIF
Payment Terms: T/T, L/C, West Union
Warranty and service: 1 year

If you don't see the specific type of screw barrel you need here, pls contact us by email or by phone, we will find out solutions according to your requirements within 12 hours.
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