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Green Polyurethane Enameled Copper Wire

Green Polyurethane Enameled Copper Wire

green polyurethane (PU) enameled copper wire is a high-performance magnet wire with a vivid green insulation layer, specifically designed for precision winding applications. It integrates excellent solderability, low dielectric loss, and dependable insulation performance, making it an optimal selection for electronic and electrical manufacturing industries.

Core Performance

  • Heat Resistance Class: Class 105 (105°C continuous operating temperature)
  • Solderability: Direct soldering at 360–400°C without enamel removal, simplifying assembly and boosting production efficiency by 30%+.
  • Electrical Insulation: Breakdown voltage ≥350V (for 0.1mm diameter), low dielectric loss (tanδ < 0.22 at 1kHz), ideal for high-frequency circuits.
  • Mechanical Strength: Elongation rate ≥11%, abrasion resistance ≥5N (for 0.5mm diameter), withstands repeated winding without enamel cracking.
  • Corrosion Resistance: Moisture-resistant PU coating protects copper conductor from oxidation in dry indoor environments.

Dimensions & Tolerance

Nominal Conductor Diameter (mm)
Finished Outer Diameter (mm)
Tolerance (mm)
0.035
Max 0.045
±0.001
0.100
Max 0.117
±0.002
0.190
Max 0.220
±0.003
0.500
Max 0.560
±0.005
1.600
Max 1.750
±0.010

Application Fields

Electronics: Relays, solenoid valves, micro-motor windings, watch coils, printer head coils.​
Electrical Equipment: Small transformers, inductors, high-frequency communication components.​
Consumer Devices: Headphone coils, mobile phone vibration motors, laptop fan motors.

Online Inquiry

+86-577-65816278

+8615356261978

info@zhejiangshenke.com