Parallel Twin Screw Barrel for PVC Extrusion Screw Barrel

  • Model NO.: PVC twin screw barrel
  • PVC Pipe Extruder Screw Barrel: Screw Barrel for PVC Granule Extrusion
  • Specification: D12-D300
  • HS Code: 84779000
  • Screw Barrel: Bimetallic Parallel Twin Screw Cylinder for PVC
  • Trademark: Zhongyang
  • Origin: Zhoushan
Twin parallel screw barrel, bimetallic screw barrel, Bimetallic Parallel Twin Screw cylinder for PVC film extrusion

Specification:
Screw Diameter: Φ 15- Φ 300
L/D ratio: 15-46

Product classification:
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Technical Information

Base Materials:
1). 38CrMoAlA(JIS SACM645).
2). 42CrMo(AISI 4140).
3). 9Cr18MOV

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.
Parallel Twin Screw Barrel for PVC Extrusion Screw Barrel
Parallel Twin Screw Barrel for PVC Extrusion Screw Barrel
Parallel Twin Screw Barrel for PVC Extrusion Screw Barrel

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