This machine is a fully automatic centerless belt polishing system specially designed for tubular workpieces. Featuring a centerless positioning structure and multiple abrasive belt stations for continuous processing, it can complete rust removal, grinding, satin finishing, and mirror polishing in a single operation. The machine ensures stable performance and uniform surface quality, making it ideal for high-volume processing of stainless steel tubes, copper tubes, aluminum tubes, and other cylindrical materials. It is widely used in industries requiring efficient and consistent surface finishing.
Designed for continuous centerless grinding of round bars, tubes, and cylindrical workpieces. Customized processing solutions are available for different diameters. The machine can achieve low surface roughness and mirror-polished finishes. Equipped with variable-frequency speed control, it offers reliable performance, stable operation, and easy handling, making it suitable for efficient industrial production.
The Automatic Centerless Belt Polishing Machine is specially designed for the surface finishing of round tubes and cylindrical workpieces. Utilizing a centerless positioning structure combined with multiple abrasive belt stations for continuous processing, the machine can complete rust removal, grinding, satin finishing, and mirror polishing in a single operation.
With stable performance and consistent surface quality, it is widely used for the mass production of stainless steel tubes, copper tubes, aluminum tubes, and other tubular materials.
| Application Range | External cylindrical grinding and polishing for tubes and bars |
| Grinding Head Motor Power | 7.5 kW × 2 units (each rated at 7.5 kW) |
| Workpiece Rotation Motor Power | 0.37 kW × 2 units (each rated at 0.37 kW) |
| Working Efficiency | 3–10 m/min |
| Surface Roughness | After grinding: Ra ≤ 0.4 µm; higher mirror finish can be achieved by changing polishing consumables |
| Grinding Head Speed | 1400–2800 rpm (VFD adjustable) |
| Optional Abrasives | Abrasive belts, flap wheels, nylon wheels, sisal wheels, cloth wheels, etc. |
| Diameter Range | 20–180 mm |
