FG Series Square Tube Polishing Machine Factory China Leading Suppliers
Looking for reliable China suppliers? Our factory provides the FG Series square tube polishing machine, combining CNC technology with intelligent systems to achieve high-precision 8K mirror finishes and efficient derusting for square and rectangular pipes.
About this product
Product information from the supplier.
The FG Series Square Tube Polishing Machine is a professional-grade industrial solution engineered for the high-precision surface treatment of rectangular cross-section profiles. Specifically designed for square tubes, square steel, strip steel, and hexagonal profiles, this versatile system excels in derusting, wire drawing, and achieving a premium 8K mirror polish on both metallic and non-metallic surfaces.
Utilizing a high-efficiency dry polishing process, the machine supports a wide array of grinding materials, including emery cloth, Chiba wheels, hemp, nylon, cloth, PVA, and wool wheels. Its advanced electronic control system ensures precise positioning and high-speed processing, allowing for multi-channel grinding in a single pass to meet the most stringent industrial quality standards.
Detailed Parameters
| Model Range | FG-2, FG-4, FG-8, FG-16, FG-24 | Polishing Capacity | Up to 300mm (e.g., 5050 x 300300mm) |
|---|---|---|---|
| Grinding Heads | 2 to 24 pieces (Model dependent) | Workpiece Length | 0.8 - 12 meters |
| Feed Speed | 0-20 m/min (Customizable) | Wheel Diameter | 250 - 300 mm |
| Spindle Speed | 2800 r/min | Motor Power | 4KW to 11KW |
| Feed Mode | Manual / Digital Electric (Optional) | Dedusting Method | Dry fan bag system |
Key Advantages
Superior Efficiency
Electronic control systems enable rapid, accurate positioning, drastically reducing labor costs compared to manual polishing.
Precision Finishing
Calculated cutting parameters ensure smooth edges and high-gloss 8K mirror finishes that meet luxury standards.
Material Versatility
Compatible with various metals and non-metals, adapting to different shapes and sizes effortlessly.
Customizable Tooling
Supports multiple wheel types (Nylon, Wool, PVA) to achieve different degrees of grinding in one cycle.
Industrial Stability
Robust construction designed for continuous operation with a steady spindle speed of 2800 r/min.
Intelligent Control
Optional digital display electric feed mode allows for precise control over the polishing depth and speed.
Product Gallery
Management Platforms
Profile Handling
Optimized clamping and transport for secure movement of square and rectangular pipes.
Grinding Control
Precise adjustment of grinding wheel groups to ensure uniform surface pressure.
Process Monitoring
Real-time speed and positioning feedback via the electronic control system.
Dust Management
Integrated dry fan bag system to maintain a clean and safe working environment.
Tooling Flexibility
Rapid changeover of polishing wheels to switch between different finishes.
Speed Regulation
Variable feed speeds from 0-20m/min to adapt to different material hardness.
Investment Return Comparison
| Metric | Manual Polishing | FG Series Machine |
|---|---|---|
| Labor Cost | Very High (Multiple Workers) | Low (Single Operator) |
| Processing Speed | Slow / Inconsistent | Fast / Standardized |
| Surface Quality | Variable / Human Error | Consistent 8K Mirror Finish |
| Waste Material | High Tooling Waste | Optimized Wheel Usage |
| ROI Timeline | N/A (Operational Expense) | Rapid (via Volume Increase) |
Frequently Asked Questions
The machine is suitable for various metallic surfaces such as stainless steel, carbon steel, and non-metallic materials in square, rectangular, or hexagonal profiles.
Yes, by utilizing the appropriate combination of polishing wheels (such as wool or PVA), the FG series can achieve a high-standard 8K mirror polishing effect.
The FG series uses a dry polishing form, which is complemented by a dry fan bag dedusting system to manage particles efficiently.
Absolutely. Special polishing equipment and parameters can be customized according to user requirements, including feed speed and profile specifications.
The system calculates and controls cutting parameters precisely, ensuring the polished edge is smooth and the gloss is consistent across the entire workpiece.
The machine is designed to handle machined workpiece lengths ranging from 0.8 meters up to 12 meters.



