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Product Description

Forwa PTFE Film

Forwa PTFE Film is a high performance film material made primarily from polytetrafluoroethylene (PTFE) resin. It is specifically engineered for advanced wire and cable insulation applications and is available in two forms: unsintered (raw PTFE film) and sintered (fully sintered PTFE film).

Unsintered PTFE Wrapping Film is produced from PTFE dispersion resin and offers excellent stretchability and wrapping performance. After being wrapped around the cable conductor, it undergoes hightemperature sintering, during which the film melts and shrinks to form a dense, continuous, and transparent insulation layer.

Sintered PTFE Wrapping Film is presintered before delivery. After wrapping, no additional sintering process is required, making production simpler and more efficient.

Product Features

Extreme Temperature Resistance

Longterm operating range from 150°C to +250°C

Excellent hightemperature stability and inherent flame resistance

Superior Electrical Performance

Extremely low dielectric constant (ε ≈ 2.1) and very low dielectric loss

Minimal signal attenuation, ideal for highfrequency and highspeed data transmission

Chemical Inertness & Durability

Resistant to strong acids, strong alkalis, powerful oxidizers, and organic solvents

Chemically inert and UVresistant, ensuring an exceptionally long service life

UltraLow Friction Surface

Exceptionally smooth surface with a very low coefficient of friction

Selflubricating properties reduce wear during installation and operation

High Purity & Environmental Compliance

Complies with RoHS, REACH, and other major environmental regulations

Problems It Solves

HighTemperature Conditions Performance

Prevents melting, aging, and performance degradation seen in conventional insulation materials

Ensures reliable operation in hightemperature zones such as engines and metallurgical equipment

Signal cable protection

Reduces signal delay, attenuation, and phase distortion caused by high dielectric loss and signal reflection in traditional materials

Ideal for applications such as 5G, radar, and microwave transmission

Chemical Corrosion & Contamination

Protects cables from corrosion, contamination, and bacterial growth in chemical and medical environments

Maintains system purity and operational safety

Insulation and Prevent cracking

Wellmatched thermal expansion with conductors and a microporous structure

Accommodates thermal expansion and contraction, preventing cracking or delamination

Highvoltage cable insulation protection

Effectively covers sharp edges of metallic shielding layers in highvoltage cables

Suppresses corona effects and partial discharge, protecting the insulation system

Core Advantages

High Performance

100% pure PTFE, representing the highest level of insulation performance in terms of temperature resistance, chemical stability, and electrical properties

Lightweight Design

Filmbased insulation enables ultralightweight cables with very small outer diameters

Ideal for aerospace, advanced electronics, and spaceconstrained applications

Process Flexibility

Wrapping technology adapts easily to various cable geometries, including flat and specialshaped conductors

Suitable for a wide range of cable sizes, from ultrafine wires to large crosssection cables

High Reliability

Precision wrapping ensures a uniform, dense, and bubblefree insulation layer

Significantly enhances dielectric strength and longterm electrical reliability

Long Service Life & Low Maintenance

Excellent resistance to aging enables decades of service in harsh environments

Applications

Aerospace

Eletric Vehicles (EV)

HighFrequency Communications

Defense & Military

Medical Equipment

Industrial Automation & Semiconductor Manufacturing

Rail Transit & Marine