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Zhengzhou LP Industry CO.LTD
E-mail: office@cnlpzz.com
Mobile: +86-18103865695
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Tel: +86-371-65861282
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Address: No. 86, Jingsan Road, Jinshui Zone, Zhengzhou , Henan Pro. China.

Enameled Aluminum Strip

Class f round aluminium magnet wire for motor coil

Class f round aluminium magnet wire for motor coil is a aluminium (Al) wire coated with a very thin layer of insulation. It is used in the construction of transformers, inductors, motors, generators, speakers, hard disk head actuators, electromagnets, electric guitar pickups and other applications that require tight coils of insulated wire.

class f aluminum triple insulated magnet wire
Enameled Aluminium Wire Winding Wire for Electromagnetic Coil
Certification: ISO9001, CCC, RoHS, SGS
Thermal Class 130ºC 155ºC 180ºC 200ºC 120ºC 240ºC
Types: PEW PEWF EIW AIEIW PVF PIW  E
round aluminum magnet wire
What is the thermal index of wire insulation?
The thermal index of wire insulation refers to a set of parameters that provide information about the thermal aging characteristics of the insulation material. It is often used to assess the long-term thermal stability and performance of electrical insulation. 

The thermal index is typically expressed as three key parameters:
Temperature Index (TI): This is the maximum temperature at which the insulation material can be continuously used for an extended period without significant degradation. The temperature index is usually expressed in degrees Celsius. For example, a wire with a temperature index of 130°C means that the insulation can withstand continuous operation at temperatures up to 130°C.

Comparative Tracking Index (CTI): This index measures the resistance of the insulation material to the formation of conducting paths (tracking) on its surface. It is expressed as a voltage, and a higher CTI value indicates better resistance to tracking. The CTI is essential for assessing the safety and reliability of electrical components.

Flame Resistance Index (FRI): This index provides information about the flame resistance of the insulation material. It is expressed as a numerical value, and a higher FRI indicates better resistance to flames.

These indices are often specified by standards organizations such as the International Electrotechnical Commission (IEC) or the National Electrical Manufacturers Association (NEMA). The thermal index is a crucial factor in determining the suitability of insulation materials for specific applications, especially in environments where temperature, tracking resistance, and flame resistance are critical considerations. Engineers and manufacturers use these indices to select appropriate materials for various electrical and electronic applications.

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