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

Conical Twin Screw and Barrel, Screw Barrel, Extruder Screw and Barrel manufacturer / supplier in China, offering 80/156 PVC Pipe Conical Twin Double Screw and Barrel, 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 Conical twin screw and barrel 80/156 PVC Pipe Conical Twin Double Screw and Barrel

80/156 PVC Pipe Conical Twin Double 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
  • Screw: Twin-Screw
  • Nitrided Layer Depth: 0.5-0.8mm
  • Size: Customize
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
  • Material: Nitriding Steel
  • Nitrided Layer Hardness: HRC56-58
  • Trademark: ZHONGYANG
  • Origin: China
Product Description
Specification:
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188

The above are standard specifications, we can customize according to customers' requirements.

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)
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.
Focus on quality and service.
Experienced manufacturer, we will be the best choice.
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