• Concial Twin Screw and Barrel for PVC Plastic Water Pipe
  • Concial Twin Screw and Barrel for PVC Plastic Water Pipe
  • Concial Twin Screw and Barrel for PVC Plastic Water Pipe
  • Concial Twin Screw and Barrel for PVC Plastic Water Pipe

Concial Twin Screw and Barrel for PVC Plastic Water Pipe

Size: Customize
Material: Nitriding Steel
Nitrided Layer Depth: 0.5-0.8mm
Nitrided Hardness: HRC56-58
Bimetallic Layer Depth: 3mm
Bimetallic Layer Hardness: HRC58-62
Customization:

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Basic Info.

Model NO.
Customized
Transport Package
Slushing Oil Coated& Film Wrapped in Wooden Case
Specification
ISO 9001: 2008 approved
Trademark
ZHONGYANG
Origin
China
HS Code
84779000
Production Capacity
100 Sets/ Month

Product Description

Specifications:
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 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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