JCD Series high wear bimetallic screw barrel is a key matching component specially designed for injection molding machines. Adopting high-quality 38CrMoAlA alloy steel as the base material with professional bimetallic overlay welding technology, it has ultra-high wear resistance and corrosion resistance, which is specially used for long-term processing of various abrasive and corrosive plastics.

With high-precision machining and stable structure, it ensures smooth material conveying, uniform plasticizing and stable injection molding, effectively extending the service life and reducing the frequency of replacement and downtime. It is widely used in electronic accessories, auto parts, daily plastic products and other injection molding production fields.

• Base Material: 38CrMoAlA Alloy Steel
• Surface Treatment: Bimetallic Overlay Welding
• Alloy Hardness: HRC 50–65
• Alloy Layer Depth: 0.8–2.0 mm
• Nitrided Hardness (Optional): HV 850–1000
• Nitrided Depth (Optional): 0.45–0.7 mm
• Applicable Equipment: Various types of injection molding machines
• Applicable Materials: PP/PE/ABS/PC/PMMA, glass fiber reinforced plastics, high-fill injection molding materials

Q: Why choose this bimetallic screw barrel for injection molding?

A: Bimetallic structure has stronger wear resistance, which is more durable than ordinary nitrided screw barrel, especially suitable for glass fiber and high-fill materials.

Q: Is it suitable for all kinds of injection molding machines?

A: Yes. We can customize the diameter, length and structure according to your injection molding machine model.

Q: What is the service life of this screw barrel?

A: Under normal working conditions, its service life is 2–3 times that of ordinary screw barrel, with high cost performance.

JCD Series high wear bimetallic screw barrel features high strength, high wear resistance and stable plasticizing effect. It can effectively adapt to the long-term continuous operation of injection molding machines, improve production efficiency and product quality, which is an ideal supporting part for injection molding production enterprises.