Conical twin screw and barrel

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  • Nombre del producto:

    Conical twin screw and barrel

Descripción del producto

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: Higher than 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

 

Production time: 30 days
Warranty and service: 1 year

 

Our products can ensure high performance and low energy consumption of extruder and Injection molding machine. More over, we can supply professional screw and barrel to your order! Sincerely looking forward to establishing new business ship with you in the near future

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