R-PVC Pipe Twin Parallel Screw and Barrel

Xinrong Brush Industry / 2022-07-04

R-PVC Pipe Twin Parallel Screw and Barrel

=== Base Info ===

=== Description ===

Basic Info.

Model NO. ZYSCREW Screw Twin-Screw Size Customize Nitrided Layer Depth 0.5-0.8mm Nitrided Hardness HRC56-58 Bimetallic Layer Depth 3mm Bimetallic Layer Hardness HRC58-62 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

R-PVC Pipe Twin Parallel Screw and Barrel

R-PVC Pipe Twin Parallel Screw and Barrel

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)
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

Production time: 35 days.
Warranty and service: 1 year.
Focus on quality and service.
Experienced manufacturer, we will be the best choice.

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