120 rubber hose extruder

Model XJ-65 XJ-75 XJ-90 XJ-120 Screw Diameter (mm) 65 75 90 120 Length-to-Diameter Ratio 12/14:1 12/14:1 14/16:1 14/16:1 Motor Power (kW) 22 30 45 110 Screw Speed (r/min) 10–70 10–70 10–70 10–70 Production Capacity (kg/h) 60–100 80–160 180–300 300–550 Applications This machine is widely applicable in the rubber industry, suitable for extruding oil-resistant hoses, heating ducts, wire‑reinforced hoses, inner tubes, adhesive tapes, bead wires, and other rubber products. It can also serve as a heat‑mixing supply unit for small calendering machines. Compared with conventional rubber extruders, cold-feed rubber extruders offer higher production capacity, lower material temperatures, reduced energy consumption, superior mixing quality, uniform plasticization, and greater output. Safety Operating Procedures for Cold-Feed Rubber Extruders: 1. Before starting up, ensure that the die head is securely fitted and free of debris in the feed opening; only then may the machine be powered on. 2. All machine components must be heated to their specified operating temperatures according to process requirements. Never place your hands near any heated parts. 3. Operators must not insert their hands or fingers into the feed opening. Do not wear gloves when feeding material. If foreign objects fall into the feed opening, stop the machine immediately and remove them manually. 4. During operation, if blockages or other abnormalities occur at the feed opening, stop the machine and use specialized tools to clear the obstruction. 5. When closing the die head, never place your hands in the contact area between moving parts to prevent crushing injuries. 6. When replacing die head inserts, hold them firmly. Avoid working directly on the die head while it is open; two operators should coordinate carefully to prevent injury caused by falling inserts. 7. When removing excess material from the die head, apply moderate force to avoid injuring yourself with the removal tool. 8. While feeding rubber onto the extruder belt, never attempt to pull the material by hand during operation; stop the machine first and handle it manually. 9. When using a rubber‑cutting knife, ensure the blade is not pointed toward yourself or others. 10. After completing work, cover the feed opening, close the water and steam valves, and disconnect the power supply. Performance Features of Rubber Extruders 1. This machine employs an AC motor with variable-frequency drive, providing a wide speed range and excellent adaptability to producing various rubber product specifications, making operation convenient. 2. Equipped with a dedicated reducer designed specifically for hard-toothed rubber extruders, this machine features low noise, high transmission torque, reliable and smooth operation, and easy maintenance. 3. Utilizing forced feeding via cooled feed rollers, it can process multiple types of rubber strips, delivering high extrusion density and superior product quality. 4. The machine is fitted with a dual-channel automatic temperature controller, ensuring minimal temperature fluctuations during heating. Depending on the specific processing requirements, users can precisely select the desired heating temperature, which is automatically maintained for both the barrel and die head. 5. The barrel can be heated either by water or steam. A circulating cooling system provides instant and dependable cooling of the material, effectively preventing thermal degradation.