PEK Coil

PEK Coil offers continuous lengths of polyetherketone film renowned for its high thermal stability, excellent chemical resistance, and outstanding mechanical strength. Its roll format enables efficient processing in aerospace, automotive, and high-performance electronics manufacturing, where continuous feed materials enhance production scalability. Industries use PEK coil for electrical insulation in extreme-temperature environments, chemical-resistant barrier layers, and high-strength composite fabrication. Specific applications include thermal and chemical shielding in aerospace wiring harnesses, insulation wraps for downhole oil and gas equipment, and continuous laminate production for structural panels. In research, PEK coil supports the development of thermally stable flexible circuits, evaluation of long-term polymer performance under cyclic stress, and optimization of roll-to-roll composite manufacturing techniques. The combination of exceptional mechanical and thermal endurance in a process-friendly format makes PEK coil essential for demanding industrial and scientific applications.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Coil

Thickness		±20%

Material Properties for Polymers

Physical Properties

Element	Value
Flammability	UL94 V-0
Radiation resistance	Good
Resistance to Ultra-violet	Good
Limiting oxygen index( % )	35
Water absorption - over 24 hours( % )	0.07
Density( gcm⁻³ )	1.3

Mechanical Properties

Element	Value
Elongation at break( % )	20
Tensile modulus( GPa )	3.7
Izod impact strength( J m⁻¹ )	5
Tensile strength( MPa )	115

Thermal Properties

Element	Value
Heat-deflection temperature - 1.8MPa( C )	163
Specific heat( J K⁻¹ kg⁻¹ )	2.2
Thermal conductivity( W m⁻¹ K⁻¹ )	23 - 45
Thermal conductivity( W m⁻¹ K⁻¹ )	0.29 -
Thermal conductivity( W m⁻¹ K⁻¹ )	23
Thermal conductivity( W m⁻¹ K⁻¹ )	0.29
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	45