Bimetallic Jwell Conical Twin Screw and Barrel for Extruder
- Model NO.: ZY321
- Plastic Processed: PVC
- Automation: Automatic
- Size: Customize
- Nitrided Layer Depth: 0.5-0.8mm
- Bimetallic Layer Depth: 3mm
- Surface Treatment: Nitrided Treatment or Alloy Spraying
- Advantage: Improve The Working Life
- Specification: ISO 9001: 2008 approved
- HS Code: 84779000
- Type: Pipe Extruder
- Screw: Twin-Screw
- Computerized: Computerized
- Material: Nitriding Steel
- Bimetallic Layer Hardness: HRC58-62
- Diameter: 15-360mm
- Application: PVC Plastic
- Trademark: ZHONGYANG
- Origin: China
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.
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
Focus on quality and service
Experienced manufacturer, we will be the best choice.
Maximum Load: 600.000t
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Eurocrane (China) Co., Ltd. , http://www.eurocranegroup.com