• Model NO.: Twin conical screw barrel
  • Plastic Processed: PVC
  • Automation: Automatic
  • Size: Customize
  • Nitrided Layer Depth: 0.5-0.8mm
  • Keywords: Bimetallic Twin Parallel Screw Barrel
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
  • Type: Pipe Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Material: Nitriding Steel
  • Nitrided Hardness: HRC56-58
  • Trademark: ZHONGYANG
  • Origin: China
Twin Conical Screw Barrel, PVC Pipe/Sheet Extrusion Bimetallic Parallel Twin Screw Barrel, double screw cylinder
Specification:
Diameter: D45mm-D200mm
L/D ratio: 16-35
Product classification
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
Exprienced manufacturer, focus on quality and service.
Twin Conical Screw Barrel Bimetallic PVC Extrusion Parallel Twin Screw Barrel
Twin Conical Screw Barrel Bimetallic PVC Extrusion Parallel Twin Screw Barrel
Twin Conical Screw Barrel Bimetallic PVC Extrusion Parallel Twin Screw Barrel

High Manganese Wear Parts

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