Our enameled rectangular aluminum wire, also known as enameled aluminum flat wire, is designed for high-performance electromagnetic winding applications. With advanced insulation systems and precision dimensional control, this product ensures excellent thermal endurance, mechanical strength, and chemical stability.

Suitable for transformers, motors, and large low-voltage electromagnetic systems, the wire complies with international standards including IEC, NEMA, GB, and JIS, and is UL certified.

Aluminum Thickness(a): 0.8~10.0mm;  Width(b): 2.0-25mm
Thermal Class (℃): 120; 180; 200 ; 220; 240
Standard: IEC, NEMA, GB, JIS

Available Insulation Systems
We offer multiple enamel types to meet varying thermal and operational requirements:

• Polyurethane
  • Excellent solderability
  • High thermal resistance

• Polyesterimide
  • Solderable at elevated temperatures
  • Strong thermal performance
  • Good chemical resistance

• Polyamideimide
  • Very high thermal resistance
  • Excellent chemical stability

• Polyimide
  • Superior thermal endurance
  • Outstanding chemical resistance
  • High radiation resistance

Each insulation system is selected based on application environment and required temperature class.

Key Product Features

• Excellent thermal stability across operating ranges
• Strong dielectric performance
• High mechanical strength and structural reliability
• Superior resistance to common solvents and coolants
• Reduced friction during coil insertion into slots (improved sliding performance)
• High abrasion resistance
• Chemically stable insulation coating

These properties make the wire particularly suitable for demanding industrial and heavy-duty applications.

Technical Specifications

• Product Name: Enameled Rectangular Wire
• Conductor Material: Aluminum
• Dimensions:
  • Thickness (a): 0.8 – 10.0 mm
  • Width (b): 2.0 – 25 mm
  • Ultra-flat and large-size wires available upon request

• Thermal Classes:
  • 120°C (Class E)
  • 180°C (Class H)
  • 200°C (Class C)
  • 220°C (Class C+)
  • 240°C (Class HC)

• Insulation Thickness Options: Single / Heavy
• Certification: UL
• Standards: IEC, NEMA, GB, JIS

Applications
Enameled rectangular aluminum wire is widely used in:

• Dry-type transformers
• Special transformers
• Power transformers
• Motors and generators
• Welding machines
• Rectifiers
• Reactors
• Modern electrical instruments
• Large and low-voltage electromagnetic windings
  

Packaging & Export Options
To ensure product safety during transportation, we provide export-grade packaging solutions:

• 30 kg to 150 kg plywood spools
  • Sizes: 250×400 / 250×500 / 250×600 / 250×730