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CTC Conductor Manufacturing

GRM provides integrated equipment solutions for CTC Conductor Manufacturing, helping transformer conductor manufacturers produce high-precision copper flat wire with stable dimensions, excellent surface quality and continuous production efficiency.


The line combines wire payoff, drawing, precision rolling, side rolling, online measurement, polishing, dust collection and automatic take-up into one streamlined production process.

CTC Conductor Manufacturing

Designed for Continuously Transposed Conductor Applications

Continuously Transposed Conductor requires strict control of copper flat wire thickness, width, edge quality and surface finish. GRM equipment is engineered to support the production of rectangular copper conductors used in large power transformers and high-efficiency electrical systems.

Typical End Products

  • CTC copper flat conductor
  • Transformer rectangular copper wire
  • Enameled rectangular magnet wire
  • High-precision electrical copper flat wire
  • Custom copper flat wire for power equipment

Why Choose GRM for CTC Conductor Manufacturing?

16 Years of Metal Forming Expertise

  • GRM traces its origins to Zhangjiagang Hongxinyuan Technology Co., Ltd., founded in 2008.
  • After strategic restructuring in 2015, GRM has developed deep expertise in precision rolling and metal forming equipment.
  • The company focuses on intelligent precision rolling mills and advanced conductor production equipment.

High Precision Rolling Capability

  • Finished thickness tolerance: up to ±0.005 mm
  • Finished width tolerance: up to ±0.01 mm
  • Stable dimensional control for transformer-grade copper flat wire
  • Online thickness and width measurement for real-time quality monitoring

Integrated Production for Higher Efficiency

  • Continuous process from copper wire drawing to precision flat wire rolling
  • Reduced intermediate handling between separate machines
  • Improved consistency during long production cycles
  • Suitable for large-scale conductor manufacturing with design speed up to 400 m/min

Core Equipment Configuration

GRM can configure the production line according to customer input wire size, finished conductor dimensions, tolerance target and downstream insulation or transposition requirements.

Standard Line Components

  • Vertical coil payoff stand
  • DLF6D/500 six-die drawing machine
  • Two-roll precision rolling mills
  • Side rolling mills for width and edge control
  • Online polishing and dust collection device
  • Online thickness and width measuring device
  • Transverse take-up machine
  • PLC-based control system for process stability

Technical Specifications

Line Type Integrated drawing and precision rolling line
Rolling Mill Configuration 5-stand rolling mill system
First Two-High Mill Ø300 mm
First Edger Mill Ø155 mm
Second Two-High Mill Ø200 mm
Second Edger Mill Ø155 mm
Third Two-High Mill Ø160 mm
Design Speed Up to 400 m/min
Maximum Inlet Wire Diameter Ø8 mm
Finished Tolerance Thickness: ±0.005 mm; Width: ±0.01 mm
Typical Finished Flat Wire Size Width: 2.0–12 mm; Thickness: 0.5–4.0 mm

Process Advantages for Transformer Conductor Producers

Stable Flat Wire Geometry

  • Accurate thickness and width control
  • Consistent rectangular profile for downstream insulation
  • Improved edge quality through side rolling control

Better Surface Quality

  • Online polishing helps improve conductor surface finish
  • Dust collection supports cleaner production conditions
  • Suitable for applications requiring enamel coating or paper insulation

Reduced Production Cost

  • Less manual transfer between process stages
  • Higher line automation with PLC control
  • Lower risk of dimensional deviation caused by repeated handling

Custom Engineering for CTC Conductor Manufacturing Projects

Every transformer conductor project has different requirements for copper grade, flat wire size, tolerance, surface condition and production capacity. GRM offers custom engineering support to match your specific production goals.

GRM Project Support

  • Pre-sales process consultation
  • Custom 3D modeling and production line layout
  • Process simulation based on finished wire dimensions
  • ISO-compliant manufacturing and assembly
  • Real-time production progress tracking
  • Installation guidance and operator training
  • 48-hour global after-sales response
  • Lifetime technical support

GRM Manufacturing Strength and Certifications

Reliable Factory Capability

  • 20-acre production facility in Zhangjiagang, Jiangsu Province
  • Convenient logistics near the Shanghai-Nantong High-Speed Railway
  • Japanese CNC machining centers and laser precision tools
  • Integrated R&D, machining and quality control laboratories
  • R&D personnel account for over 30% of the workforce

Certifications and Intellectual Property

  • National High-Tech Enterprise: GR202432002327
  • EU CE Certification: M.2022.206.C74631
  • AAA Credit-Rated Enterprise
  • More than 50 product patents
  • Experience in precision rolling technology for copper, aluminum and alloy materials

Industries and Markets Served

GRM equipment is used in electrical, photovoltaic, automotive, electronics and medical wire industries. Products have been exported to the United States, Russia, Southeast Asia and other international markets.

Representative Domestic Partners

  • Beijing General Research Institute for Nonferrous Metals
  • Baosheng Cable
  • China Steel Group

FAQ

What equipment is needed for CTC Conductor Manufacturing?

A typical production solution includes payoff, drawing machine, precision rolling mills, side rolling mills, online measuring system, polishing device and automatic take-up system. GRM can customize the configuration based on your finished copper flat wire requirements.

Can GRM equipment produce transformer-grade copper flat wire?

Yes. GRM lines are designed for high-precision copper flat wire used in transformer conductors, magnet wire and continuously transposed conductor applications.

What tolerance can the line achieve?

Under suitable process conditions, the line can achieve finished tolerance up to ±0.005 mm for thickness and ±0.01 mm for width.

Can the production line be customized?

Yes. GRM customizes line layout, rolling configuration, measuring system and take-up solution according to material specification, inlet wire diameter, final conductor size and target capacity.

Why use an integrated drawing and rolling line?

Integrated production reduces manual handling, improves process continuity, supports stable dimensional control and helps manufacturers increase production efficiency.

Request a Solution for CTC Conductor Manufacturing

If you are planning a new conductor production line or upgrading existing equipment, GRM can provide a customized technical proposal based on your copper material, finished wire size, tolerance requirement and production capacity.

Contact GRM engineering team to discuss your next CTC Conductor Manufacturing project.

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