Conical Twin Screw Barrel for Extruder

  • Model NO.: ZYB501
  • Plastic Processed: PVC
  • Automation: Automatic
  • Size: Customize
  • Nitrided Layer Depth: 0.5-0.8mm
  • Bimetallic Layer Depth: 3mm
  • Trademark: Zhongyang
  • Origin: China(Mainland)
  • Type: Pipe Extruder
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Material: Nitriding Steel
  • Nitrided Hardness: HRC56-58
  • Bimetallic Layer Hardness: HRC58-62
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
Conical twin screw barrel for Bimetallic Extruder: 

Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35
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

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.

Our advantages:
1). Excellent raw materials
2). Good customer service
3). Rapid delivery
4). Reasonable price
5). Production quickly

Focus on quality and service.
Experienced manufacturer, we will be the best choice.

Complete Wheat Flour Milling Plant

complete wheat flour milling  machine with Cleaning conditioning section, milling and sifting section, full automatic weight packing section .You may get standard flour,grade 1 flour, grade 2 flour, and the flour extraction rate can be adjusted by configuration.  Final products can be used for biscuit, bread, noodles,paste etc

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Complete Wheat Flour Milling Plant

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Shijiazhuang Goldrain I/E Co.,Ltd. ,

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