Product Category:

Polytetrafluoroethylene turning film is a type of non oriented polytetrafluoroethylene film produced by turning a blank formed by compression molding, as well as semi oriented and oriented films produced by pressing and stretching the non oriented film.

SFM-1 (directional): used as a capacitor dielectric, etc

SFM-2 (semi directional, non directional): used for wire insulation, etc

SFM-3 (directional, non directional): used as insulation and sealing gasket for electrical instruments, etc

Product Features:

1. Resistant to low and high temperatures (-180C -+260C)

2. Corrosion resistant and weather resistant

3. High lubrication, non adhesive

4. Non toxic

5. Non combustibility

6. Acid resistant shouting (excluding molten alkali metals)

7. Antioxidant activity

Product Usage

1. Used for various electronic appliances such as wires and cables, battery electrodes, etc

2. It is also used for gasket seals and lubricating materials that work in various media, as well as electrical insulation components used at various frequencies.

Product Specifications

Product classification Width (mm) Thickness (mm)

Turning film (non oriented film) 5-1300 0.03-1.0

Semi fixed membrane

orientation film

Note: The length can be reprocessed according to customer requirements, please discuss separately.

Main technical indicators:

Project Unit CSFM-1 CSFM-2 CSFM-3

Directional semi directional non directional non directional non directional

Tensile strength MPa ≥ 30 ≥ 20 ≥ 10 ≥ 30 ≥ 10

Elongation at break% ≥ 30 ≥ 60 ≥ 100 ≥ 30 ≥ 100

1MHz dielectric constant 1.8-2.2/1.8-2.2/

DC breakdown voltage intensity (room temperature) KV/mm average value 200 100 40 60 30

**Value 40 10 4//