52 AWG Hot wind bonding magnet copper wire for headset voice coils
Name | 52 AWG Hot wind bonding magnet copper wire for headset voice coils |
Key word | Enameled copper wire |
Insulationh | Enamel |
Thermal rating | 155/180 |
Diameter of the enameled copper wire | 0.02mm |
Type | 52 AWG Hot wind bonding magnet copper wire for headset voice coils |
Surface | Good | OK | OK | OK | OK | ||||||
Bare Wire Diameter | 0.025± | 0.001 | 0.025 | 0.025 | 0.025 | OK | |||||
0.001 | |||||||||||
Overall diameter | ≤ 0.034 mm | 0.0339 | 0.0339 | 0.0339 | OK | ||||||
Insulation thickness | Min0.002 | 0.003 | 0.003 | 0.003 | OK | ||||||
Self-bonding layer thickness | Min0.002 | 0.003 | 0.003 | 0.003 | OK | ||||||
Elongation | ≥ 14 % | 18 | 18 | 18 | OK | ||||||
Breakdown Voltage | ≥ 300 V | 769 | 900 | 855 | OK | ||||||
Pinhole Test | ≤ 3 hole/5m | 0 | 0 | 0 | OK | ||||||
Bonding Strength | ≥10 g | 12 | 11 | 12 | OK | ||||||
Electrical Resistance | 34-36Ω/m | 34.99 | 34.99 | 34.99 | OK | ||||||
Remark: | |||||||||||
Test Items | Technical Requests | Results | Conclusion: | ||||||||
1 | Adhesive | No crack | OK | Approved | |||||||
2 | Heat Shock | 175℃/1h no crack | OK | Audit by | Tested by | ||||||
3 | Solder Ability | 390℃±5C/2S Smooth | OK |