Detailed introduction

04

2026

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01

High Performance Alloy Screw Barrel for Plastic and Rubber Extrusion and Injection Processing

Alloy screw barrel is a critical component widely used in plastic extrusion, injection molding, rubber processing, and compounding equipment. It is typically manufactured from high-quality alloy steel or bimetallic materials, combining a tough base material with a wear-resistant alloy layer. This advanced structure enables the screw barrel to withstand harsh working conditions, including high temperature, high pressure, abrasion, and corrosion caused by filled or reinforced materials.

Through precision machining and advanced heat treatment processes such as nitriding, quenching, or centrifugal casting of alloy linings, the alloy screw barrel achieves excellent mechanical strength and dimensional accuracy. The optimized alloy composition significantly improves resistance to wear, corrosion, and fatigue, ensuring stable and reliable operation over long production cycles. Compared with conventional screw barrels, alloy screw barrels offer a much longer service life, reducing downtime and maintenance costs.

The internal structure of the alloy screw barrel is carefully designed to ensure efficient material conveying, uniform melting, and stable pressure control. This helps achieve consistent product quality, improved mixing performance, and higher output efficiency. Alloy screw barrels can be customized according to different materials and processing requirements, such as high glass fiber content plastics, flame-retardant compounds, corrosive polymers, or rubber formulations.

With excellent thermal conductivity and uniform heating performance, alloy screw barrels support precise temperature control during processing. This reduces material degradation, improves processing stability, and enhances overall production efficiency. Due to their superior performance and durability, alloy screw barrels are widely used in industries such as packaging, automotive, construction, electronics, medical devices, and household appliances. They are an ideal choice for manufacturers seeking high efficiency, reliability, and long-term cost savings in modern processing equipment.

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