GRM supplier offers high-precision electromagnetic wire rolling mill, designed for precision forming of rectangular magnet wires. The equipment uses extrusion or cold rolling processes, and ensures that the wire has precise corner shapes through multiple rolling passes, and can be insulated with enameled, paper or polyester wrap. The rolling mill has a high-end thickness and width control system to ensure excellent coil density and insulation quality, and is widely used in the manufacture of high-performance electrical equipment such as motors, transformers, and inverters.
✅ High conductivity:Optimized for magnet wire manufacturing to reduce resistivity loss
✅ High surface finish:Suitable for high-precision coil windings, compatible with insulation coating processes
✅ Ultra-Precision Rolling:The rolling tolerance is strictly controlled, suitable for mass production.
✅ High-Speed Efficiency:600m/min continuous operation
Industry |
Solution & Value |
Motor Manufacturing |
15% copper loss reduction with precision rectangular wires |
Transformers |
98% fill rate for optimized conductive efficiency |
New Energy |
10kW/cm³ power density for EV inverters |
Inductors |
enhanced electromagnetic performance |
Parameter |
Specification |
Material |
Copper |
Input Dimensions |
Thickness 0.8-8.0mm, Width 2-25.0mm |
Output Sections |
20mm² (customizable) |
Tolerance |
± 0.01mm |
Rollers |
Tungsten carbide rolls (Φ160-280mm) |
Layout drawing of electromagnetic wire rolling mill 2D/3D
Online annealing and tin coating system
✅ 3x longer roll life with patented stand design
✅ Integrated annealing & coating modules
✅ 24/7 remote maintenance via IoT
Powering Tomorrow’s Manufacturing – GRM Mills Redefine Precision Rolling