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Polyimide Films

Polyimide Films

Polyimide Film is a high-performance electrical insulation material known for its exceptional thermal stability, high dielectric strength, and excellent chemical resistance. Designed for extreme environments, it performs reliably across a wide temperature range, making it ideal for motors, transformers, electronics, and aerospace applications. Commonly used for slot insulation, cable wrapping, flexible circuits, and high-temperature insulation, polyimide film ensures long-term durability and consistent electrical performance in demanding industrial and electrical systems.

Overview

Polyimide films are high-performance insulation materials designed for applications requiring excellent thermal stability, electrical insulation, and chemical resistance. These films maintain their mechanical and dielectric properties over a wide temperature range, making them suitable for demanding electrical and electronic applications. With continuous operating temperatures up to 220–260°C, polyimide films are widely used in motors, transformers, flexible circuits, and high-temperature insulation systems. They offer low moisture absorption, high dimensional stability, and strong resistance to chemicals and radiation. Polyimide films are flexible and easy to process, making them suitable for wrapping, layering, and precision insulation applications.

Technical Details

Thermal ClassE (220'C)
Thickness0.025 - 0.05MM
Width10 - 600MM

Common Use Cases

— Electrical and Electronics —
Electrical Insulation:: Polyimide films are widely used for insulation in motors and transformers due to their excellent dielectric strength and thermal stability
Flexible Printed Circuits (FPC):: Used in flexible circuits and compact electronic devices requiring high heat resistance and flexibility
— Electrical Equipment —
Slot Liners and Phase Insulation:: Used as slot liners and phase insulation in motors and generators operating at high temperatures
Coil and Wire Wrapping:: Ideal for insulating coils and wires where durability and thermal resistance are critical

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