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The JED silicone cable extruder screw is a core component specifically designed for silicone cable manufacturing equipment; it is responsible for conveying, compressing, melting, and plasticizing solid silicone raw materials, and then extruding them uniformly to form a continuous cable insulation layer or sheath.
In terms of structural design, this type of screw typically adopts a single-screw configuration:
Single-Screw Extruder Screw: Characterized by a simple structure, it is suitable for standard silicone cable production. The screw is generally divided into a feeding section, a compression section, and a homogenization section; through variations in screw channel depth or pitch, it facilitates the gradual compaction and plasticization of the material.
Regarding materials, these screws are predominantly manufactured using high-strength, corrosion-resistant, and wear-resistant alloy steels—such as 38CrMoAlA and 9Cr18—and undergo nitriding treatment to extend their service life. Some high-end products also feature chrome-plated surface treatments to enhance anti-stick properties and durability.
In practical applications, the screw must operate in conjunction with the barrel, die head, temperature control system, and other components to ensure that the silicone flows uniformly under high temperature and pressure, and is properly formed as it passes through the die. With a length-to-diameter ratio of 10:1, the screw features a design with variable pitch and variable depth; it boasts a compression ratio of 1:2.5, making it highly suitable for the extrusion of silicone rubber with a hardness ranging from 45 to 75 Shore A.
Product Category:
| Sheet extruder screw cylinder | Blow film extruder screw barrel | Blow molding extruder screw barrel | Recycling granulation extruder screw cylinder |
| Wire and cable extruder screw | Plastic steel strip extruder screw barrel | Wire drawing extruder screw barrel | Film coated extruder screw barrel |
| Cast film extruder screw tube | Plate extruder screw barrel | Spinning extruder screw barrel | Conical twin-screw tube |
| Parallel twin-screw barrel | Injection molding machine screw cylinder | Food extruder screw tube | Chemical extruder screw barrel |
| Non standard screw cylinder | Customized extruder | ||
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Our sales team is familiar with the production and export processes and has nearly 10 years of customer service experience. Every salesperson can ensure that the customer’s requirements and our screw barrel are 100% accurate in production details. We will solve any cargo issues until the customer is satisfied.
