Enameled wire is an indispensable material in modern society such as vibrant electrical appliances, electronic machines, motors, transformers, relays and even automotive parts. Chalco has various types of enameled wires, including enameled aluminum wire, enameled copper wire, enameled copper clad aluminum wire, high-tension wire, magnetic wire, stranded wire, etc. Chalco's special enameled flat wire is suitable for high-precision coils and has won the trust of the industry.
AIW 220 grade polyamideimide enamelled copper wire
AIW has excellent temperature resistance, mechanical resistance and chemical resistance, the characteristics of medicines and are used to design to resist harshness environment.
Characteristics of AIW 220 grade polyamideimide enamelled copper wire:
(a) Good chemical resistance, can compare with most
The solvent and impregnated varnish are compatible.
(b) Excellent wear resistance, suitable for strict winding
Line forming process.
(c) It has excellent adhesion and heat resistance.
Application:
Oil-immersed transformer, high-power motor, high-temperature transformer, heat-resistant component, sealed motor
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General Introduction |
Heat resistance |
Electrical performance |
Mechanical behavior |
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Standard |
NEMA MW 81-C |
Temperature index (°C) |
≥220 |
Film continuity standard requirement |
≤6 |
Elongation standard（0.050mm） |
≥10% |
|
Diameter |
0.016-0.800 |
Softening breakdown temperature (°C) standard requirement |
≥350 |
Typical value |
0 |
Typical value （0.050mm） |
20% |
|
Temperature index (°C) |
220 |
Typical value (°C) (0.050mm) |
390 |
Standard requirements (IEC) |
≤40 |
Elongation standard（0.250mm） |
≥22% |
|
Softening breakdown temperature (°C) |
350 |
Thermal shock temperature (°C) standard requirement |
240 |
Typical value |
1 |
Typical value （0.250mm） |
35% |
|
Thermal shock temperature (°C) |
240 |
Typical value(0.050mm) |
250 |
Breakdown voltage per micrometer |
|
|
|
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Solderability |
Not weldable |
Typical value(0.250mm) |
250 |
Typical value （0.050mm） |
200 |
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