4.0 MM * 0.65 MM RECTANGULAR ENAMELED COPPER WIRE FLAT WIRE FOR
MOTOR WINDING
Rectangular enameled copper wire is a core product in everyday products and modern infrastructure,
and we offer a complete range of copper wire for all kinds of
applications. Round and rectangular enameled copper wire Besides
the wide standard range we offer customer specific solutions,
tailor-made to suit every possible needs. Whether standard or
special, all our winding wire is manufactured in a high-precision
process using state-of-the-art technology and manned by dedicated
professionals.
Item | Characteristics | Standard | Test Result |
1 | Appearance | Smooth Equality | Smooth Equality |
2 | Conductor Diameter | Width | 4.00 | ±0.060 | 0.398 |
| | Thickness | 0.65 | ±0.009 | 0.650 |
3 | Thickness of Insulation | Width | 0.020 | 0.043 |
| | Thickness | 0.030 | 0.044 |
4 | Overall Diameter | Width | 4.100 | 4.025 |
| | Thickness | 0.700 | 0.694 |
5 | Pinhole | Max ≤3hole/m | 0 |
6 | Elongation | Min ≥30 % | 42 |
7 | Flexibility and Adherence | No crack | No crack |
8 | Conductor Resistance (Ω/km at 20℃) | Max 7.07 | 6.93 |
9 | Breakdown Voltage | Min. 0.70kv | 2.00 |
10 | Heat shock | No Crack | No Crack |
| Conclusion | | Pass |