Overview
The Precision Flat Wire Rolling Mill for Transformers by CRM is a state-of-the-art industrial precision rolling machine designed to produce flat wires with exceptional accuracy and surface quality. The machine is specifically engineered to handle copper and aluminum wires used in transformer manufacturing, ensuring precise width, thickness, and straightness for reliable electrical performance.
This machine is ideal for producing flat and square wires with a width-to-thickness ratio of less than 8, suitable for applications in the electrical, automotive, and industrial sectors.
-300x200.webp)
Technical Specifications
| Feature | Specification |
|---|---|
| Model | CRM Transformer Flat Wire Rolling Mill |
| Type | Precision Cold Rolling |
| Wire Shapes | Flat, Square |
| Round Input Wire Diameter | ¢1.0 – ¢6.0 mm |
| Output Width | 0.6 – 10 mm |
| Output Thickness | 0.4 – 6 mm |
| Width Tolerance | ±0.01 mm |
| Thickness Tolerance | ±0.005 mm |
| Straightness | ≤ 3 mm/m |
| R Angle | R0.05 – 1 mm (adjustable) |
| Design Speed | 180 m/min |
| Suitable Materials | Copper, Aluminum, Stainless Steel, Carbon Steel, other non-ferrous & ferrous alloys |
Production Line Composition
The rolling mill is configured as a complete precision production line:
- Fully automatic pay-off system
- 2 Hi Flat Rolling Mill Stand × 2
- Active edge rounding mill
- Tension Control System
- Cooling and lubrication system
- Automatic thickness/width measuring instruments
- Precision take-up system
Key Features
- Stable and Precise Structure: Ensures uniform flattening and rolling of wires with minimal deviation.
- Advanced Control System: PLC-based human-computer interaction with touch screen and servo motor control for automated operation.
- High Compatibility: Suitable for copper, aluminum, stainless steel, carbon steel, and other alloys.
- Precision Take-Up System: Accurate wire winding ensures consistent quality and straightness.
- Labor and Cost Efficient: Simple operation, safe, and reduces manual labor while increasing production efficiency.
- Customizable Edge Rounding: Adjustable R-angle to meet specific product requirements.

Applications
- Transformer winding wires (copper and aluminum)
- Flat and square wires for electronics and electrical components
- High-precision flat wire for research & development or industrial testing
Conclusion
The CRM Precision Flat Wire Rolling Mill for Transformers combines precision engineering, advanced control systems, and high-quality components to provide reliable, high-accuracy wire rolling solutions. It is ideal for manufacturers seeking consistent flat wire dimensions, superior surface quality, and efficient production.




