• Model NO.: PVC pipe extrusion screw barrel
  • Plastic Processed: PVC
  • Automation: Automatic
  • Screw Barrel: Conical Twin Screw for Pipe
  • Trademark: Zhongyang
  • Origin: China(Mainland)
  • Type: Pipe Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Application: Extruder
  • Specification: ISO9001:2008
  • HS Code: 84779000
twin screw barrel, PVC pipe extrusion screw barrel, Conical Twin Screw for pipe, twin conical screw barrel, PVC pipe extruder screw barrel

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

Technical Information

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

Experienced manufacture, we will be the best choice.
Conical Twin Screw for Pipe Extrusion Screw Barrel Double Screw Barrel
Conical Twin Screw for Pipe Extrusion Screw Barrel Double Screw Barrel

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