Virgin Materials Plastic PTFE Bar is an unfilled PTFE resin suitable for processing a variety of gaskets, seals and lubricants that work in corrosive media, and electrical insulation parts used at various frequencies. Bars (which may contain recycled polytetrafluoroethylene resin) molded by molding, paste extrusion or plunger extrusion processes....
according to the specification and quantity, the more the cheaper.
Package
Usually wooden case
Others
Can filled with other materials to enhance performance
PTFE Bar is an unfilled PTFE resin suitable for processing a variety of gaskets, seals and lubricants that work in corrosive media, and electrical insulation parts used at various frequencies. Bar (which can contain recycled polytetrafluoroethylene resin) molded by molding, paste extrusion or plunger extrusion.
Basically resistant to all chemicals except some fluorides and alkaline liquids.
Excellent mechanical properties include aging resistance, especially for bending and oscillating applications.
1. Temperature resistance---It is able to work stably between -180°C to +260°C.
2. Excellent chemical corrosion resistance---Applicable medium includes oil, acid solution and almost all chemical materials.
3. Excellent non-sticky property - --With low friction coefficient it easier to remove those resin, dopes, oil and other sticky things.
4.Anti-aging, weathering resistance.
5. Excellent insulation property.
6. Filled material: Filled PTFE products has more outstanding performance by adding filler such as carbon, graphite, bronze, glass fiber, carbon fiber, MOS2, PEEK, PI, POB BaSO4, SiO2, glass bead, polyamide.
Properties of pure PFFE Rod
Item
ASTM
Data
Unit
Mechanical Properties
Density
D792
2.1~ 2.2
g/m3
Tensile strength
D638
≥25 about 25 ~ 45
MPa
Elongation at break
D638
≥150 about 200~ 350
%
Compression strength
D695
24
MPa
ShoreD Hardness
D636
50-60
-
Friction coefficient
on steel
0.01
-
Thermal Properties
Working Temp
-180 ~ 260
°C
Melting point
330
°C
Produce Max. Temp
390
°C
Fire Resistance
UL94
V-0
Brittle point temperature
-268
°C
Electrical properties
Dielectric strength
D149
>1400
kV/mm
Volume resistivity
D257
>1018
Ω·cm
Surface Resistivity
D257
>1016
Ω
Dielectric constant
D150
2.1
Conventional properties
Chemical solvent resistance
Excellent
Water absorption (25℃ )
D570
0.01
24h/%
limit oxygen index
D2963
>95
Application
1. Chemical: It can be used as anti-corrosion material to manufacture various anti-corrosion parts such as pipes, valves, pumps and fittings. For chemical equipment, linings and coatings for reactors, distillation columns and anti-corrosion equipment can be made.
2. Mechanical: It can be used as self-lubricating bearings, piston rings, oil seals and seals. Self-lubricating reduces wear and heat and reduces power consumption.
3. Electronic and electrical aspects: mainly used in the manufacture of various wire and cable, battery electrodes, battery separators, printed circuit boards, etc.
4. Medical materials: It can be used as a material for various medical devices and artificial organs by utilizing its heat-resistance, water-resistance and non-toxic properties. The former such as sterile filters, beakers, artificial heart and lung devices, the latter such as artificial blood vessels, heart and esophagus. It has been widely used as a sealing material and a filling material.
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Product Packaging
Packed by plastic bags,put into Plywood cases that don't need fumigation. Other packing is customized according to client's requirements.
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