Kaxite expanded PTFE sheet as similar as GORE, KLINGER, TEADIT,etc. It is a universal sheet gasket material for most services, seals rough and irregular surfaces.
With professional Expanded PTFE Sheet factory, Ningbo Kaxite Sealing Materials Co.,Ltd is one of the leading China Expanded PTFE Sheet manufacturers and suppliers.
Style KXT B302 Expanded PTFE Sheet
Expanded PTFE sheet is an extremely compressible material manufactured from 100% virgin PTFE.
It is a food approved product and has excellent resistance to a wide range of chemicals, making it a
popular sealing material in the food, drink and pharmaceutical industries
Advantages
• Conforms perfectly to the contours of very uneven sealing faces
• Very high sealability especially at very low stresses
• Excellent resistance to chemical corrosion
• Superior resistance to creep and cold flow
• Very clean and soft sealing material
• Non-aging, unlimited shelf-life
• Conforms to FDA standard
• Easy to cut and install
Application
• Used in petrochemical, food and pharmaceutical industries
• Seal nearly all aggressive chemicals 0-14 PH
• Various kinds of flanges and vessel mouths
• Paper industry and medical equipments
• Pneumatic and water systemss
• Steam
• Pump., etc.
Specification:
Length1500mm xWidth1500mm xThickness 0.5-6m
Properties:
PROPERTY |
STANDARD |
VALUE |
|---|---|---|
|
Density
|
ASTM D792
|
0.75 - 0.95 g/cm3
|
|
Water Absorption
|
ASTM D570
|
<____%
|
|
Safe Operating temperatures
|
-
|
-240 - 200°C(biological, pharma, food applications) 200 - 260°C(Non-bio/food/ pharma applications)
|
|
Compressibility
|
ASTM F36
|
45 +./- 5%
|
|
Recovery
|
ASTM F36
|
12 -13%
|
|
Creep Relaxation
|
ASTM F38
|
35 – 36 %
|
|
Sealability / leakiness rate Nitrogen at 4Mpa, 20 deg C
|
ASTM F 37B
|
0.15 ml / hr
|
|
Sealability / leakiness rate Furnace oil 4Mpa, 20 deg C
|
ASTM F 37B
|
0.02 ml / hr
|
|
Service Pressure
|
-
|
Full Vaccum to 19 MPa
|
|
Tensile Strength Both directions
|
ASTM D638
|
16 – 17 MPa
|
|
Moisture / solvent absorption
|
-
|
Negligible
|
|
Combustibility
|
-
|
Non-combustible
|
|
Weather resistance
|
-
|
Excellent
|
|
Chemical resistance
|
-
|
Example: Excellent, except for highly fluorinating agents
|
