High Dielectric Resistance PTFE Film

Advanced Electrical Insulation Film for High-Voltage & Precision Applications

Product Overview

High Dielectric Resistance PTFE Film is a premium electrical insulation material manufactured from 100% virgin polytetrafluoroethylene (PTFE), engineered for applications requiring exceptional dielectric resistance, electrical stability, and long-term reliability.

With its inherently low dielectric constant and extremely high dielectric strength, it is widely used in high-voltage cables, precision electrical systems, aerospace wiring, and advanced industrial equipment, where insulation failure is not acceptable.

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Key Electrical Advantages

✔ Superior Dielectric Resistance

High breakdown voltage

Excellent resistance to electrical stress

Reliable insulation performance under high voltage

✔ Stable Electrical Properties

Low dielectric constant

Low dissipation factor

Consistent performance across wide frequency ranges

✔ Reliable Insulation at Elevated Temperatures

Maintains dielectric performance even at high temperatures

Suitable for combined high voltage + high temperature environments

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Why Manufacturers Choose our product

✔ Designed for High-Voltage Cable Structures

Excellent insulation between conductors and layers

Supports compact cable designs without sacrificing safety

Suitable for multi-layer, high-density cable constructions

✔ Production-Friendly Performance

Uniform thickness and smooth surface

Stable tension behavior during wrapping or laminating

Compatible with automated, high-speed cable lines

✔ Long-Term Reliability

Non-aging and non-hardening material

Resistant to moisture, chemicals, and environmental stress

Reduces long-term insulation degradation risk

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Benefits for Importers & Distributors

High-value electrical insulation material

Strong demand in high-voltage and premium electrical markets

Long shelf life with minimal storage risk

Low return and complaint rate

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Typical Applications

High-voltage power cables

Electrical insulation layers

Precision electrical components

Aerospace and aviation wiring

Transformer and motor insulation

Industrial automation systems

 

 

Thickness	0.0050"
	(0.127mm)
Tolerance	±0.00030"
	±0.0076mm
Width	4 - 200mm
Density	0.7g/cm3
Tensile Strength (minimum)	12MPa
Elongation (minimum)	50%
Joint Free Lengths	> 200m