Rubber Injection Molding Screw Barrel

Model NO.: Rubber Injection Molding Screw Barrel

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Product Description

We produce rubber injection molding screw barrel per drawing or per some machine brands or codes. All accessory parts are available

Bore Diameter Available	Pin Rubber Screw Barrels:￠75mm~￠200mm Cold/Hot feed rubber screwbarrel:￠65mm~￠650mm
Materials Available for Base Steel	38CrMoAl(1.8509), 34CrAlNi7(1.8550), 31CrMoV9(1.8519), 40Cr, 42CrMo, SKD61, SS304
Range of Working Length	Bimetallic Screws: 10 meters long max; Niriding Screws: 10 meters long max Niriding Barrels: 10 meters long max
Surface Treatment	Bimetallic, Nitriding, Through-hardened, Chrome-Plated
Surface Roughness	Ra0.4um
Surface Straightness	0.015mm
Thickness of Bimetallic Layer	Bimetallic Screws: 1.0~1.5mm; Bimetallic Barrels: 2.0~3.0mm
Thickness of Nitriding Layer	0.4~0.7mm

Where are rubber injection molding screw barrel usually used?

Shim and cable
Tire
Rubber profile
Rubber sheets
Rubber flooring

What are the top concerns for the materials selection when we purchaserubber injection molding screw barrel?

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

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