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Cold feed rubber screw barrel

Model NO.
Cold feed rubber screw barrel
Quantity:


Cold feed rubber extruder screw barrel are for rubber extrusion machines making all kinds of rubber products, like rubber pipe, rubber film, tire, rubber cable etc.


Bore diameter available for cold feed rubber extruder screw barrel
40 ~ 250mm

L/D ratio for cold feed rubber extruder screw barrel
Varies from 4: 1 to 6: 1

Surface Treatment of Cold feed rubber screw barrel 
Nitrided
Hard Chrome Plating   
Ceramic coated
Hardfacing / Bimetallic with Ni60, Colmonoy 56, Colmonoy 83
Quenching

Material request for cold feed rubber extruder screw barrel

The material for rubber screw must be:
Anti-high temperature;
Anti-wearing;
Anti-corrosion;
High strength to work with high torque and high speed;
Good cutting performance;
The relief and the thermal deformation is small after heat treatment.

The material for cold feed rubber extruder screw barrel include:
38CrMoAlA (DIN1.8509)
42CrMo ( AISI4140)
Stainless steel 304

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Model NO. PIN style rubber screw and barrel
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