Sintered PTFE (Polytetrafluoroethylene) Film

 

Sintered PTFE (Polytetrafluoroethylene) film is a specialized material that has become increasingly popular in various industries, including medical, aerospace, and semiconductor manufacturing. It is a unique type of PTFE film that has been heat-treated to a high temperature and pressure, resulting in a highly porous and durable material with unique physical and chemical properties.

It is a non-stick material made of 100% PTFE, known for its strength, chemical stability, and high temperature resistance. It is also waterproof and has consistent airflow characteristics, making it ideal for applications that require continuous airflow or humidity control. Sintered PTFE film is commonly used in industries such as food, aerospace, and pharmaceuticals.

 

Product Features

When selecting a sintered PTFE film, it is important to consider the operational needs of the equipment to determine the required porosity and structure level. Here are some other properties of sintered PTFE film:

1. Dielectric strength: Sintered PTFE film has high dielectric strength

2. Electrical properties: Sintered PTFE film has excellent electrical properties and can be used for electrical insulation and wire wrapping

3. Low hygroscopicity: Sintered PTFE film is impermeable and has low hygroscopicity

 

Availability

• Standard widths of 24", 36", 48" and 50" wide in continuous roll stock on industry standard 3" ID cardboard cores.

• Also available in custom slit widths

• Available etched one side for bonding

• Customized solutions available

 

Specifications:

Thickness	0.03 - 3mm (±0.005mm)
Width	4mm - 120mm
Density	2.15g/cm3 (±0.08g/cm3)

 

Typical Properties:

Tensile Strength(min)	35 MPa
Elongation (min)	120 %
Operation Temperature	-55℃ to +260℃
Dielectric Constant	2.55
Dielectric Strength	≥ 60 kv/mm
Flammability Rate	VTM - 0 (UL 94)

 

Packing details:

Width	4mm - 25mm (0.156" - 0.876") Solid pack
	10mm - 120mm (0.375" - 8") Flat Pad
Core Diamter	76mm ( 3")
Max Roll O.D.	280mm (11")
Packing type	Flat or Solid pack

 

Storing Recommendations for Unsintered Tapes

For maximum shelf life, it is recommended that PTFE films are stored in a clean, temperature-controlled environment at or below 21C with relative humidity below 50%.

 

 

 

FAQ:

 

Customer: What's your payment way?

Foreverseal: Normally 30% TT prepayment, 70% TT against BL copy.

 

Customer: What is the ptfe film popular thickness?

Foreverseal: 0.051mm, 0.127mm, 0.153mm are more popular

 

Customer: Do you pass ISO 9001?

Foreverseal: Yes, we do