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Overview of materials for Polytetrafluoroethylene (PTFE), Extruded

Category Polymer , Thermoplastic , Fluoropolymer , PTFE , Polytetrafluoroethylene (PTFE), Extruded
Manufacturer
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
This property data is a summary of similar materials in the MatWeb database for the category "Polytetrafluoroethylene (PTFE), Extruded". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
Physical Properties Metric English Comments
Density 2.00 - 2.30 g/cc
0.0723 - 0.0831 lb/in³
Average value: 2.16 g/cc Grade Count:35
Apparent Bulk Density 0.450 - 0.510 g/cc
0.0163 - 0.0184 lb/in³
Average value: 0.493 g/cc Grade Count:6
Water Absorption 0.000 - 0.0100 %
0.000 - 0.0100 %
Average value: 0.00933 % Grade Count:15
Particle Size 400 - 570 µm
400 - 570 µm
Average value: 501 µm Grade Count:15
Mechanical Properties Metric English Comments
Hardness, Rockwell R 58.0
58.0
Average value: 58.0 Grade Count:14
Hardness, Shore A 98.0
98.0
Average value: 98.0 Grade Count:14
Hardness, Shore D 50.0 - 67.0
50.0 - 67.0
Average value: 58.6 Grade Count:20
Tensile Strength, Ultimate 13.0 - 35.0 MPa
1890 - 5080 psi
Average value: 24.5 MPa Grade Count:32
Tensile Strength, Yield 20.0 - 196 MPa
2900 - 28400 psi
Average value: 131 MPa Grade Count:3
Elongation at Break 70.0 - 550 %
70.0 - 550 %
Average value: 312 % Grade Count:35
Modulus of Elasticity 0.390 - 0.750 GPa
56.6 - 109 ksi
Average value: 0.599 GPa Grade Count:3
Flexural Modulus 0.275 - 0.700 GPa
39.9 - 102 ksi
Average value: 0.504 GPa Grade Count:15
Compressive Yield Strength 2.00 - 24.1 MPa
290 - 3500 psi
Average value: 7.31 MPa Grade Count:10
Poissons Ratio 0.460
0.460
Average value: 0.460 Grade Count:14
Izod Impact, Notched 1.87 - 1.89 J/cm
3.50 - 3.54 ft-lb/in
Average value: 1.89 J/cm Grade Count:14
Coefficient of Friction 0.0200 - 0.200
0.0200 - 0.200
Average value: 0.0981 Grade Count:24
Coefficient of Friction, Static 0.0500 - 0.0800
0.0500 - 0.0800
Average value: 0.0650 Grade Count:14
K (wear) Factor 10.0 - 5040 x 10-8 mm³/N-M
4.96 - 2500 x 10-10 in³-min/ft-lb-hr
Average value: 4080 x 10<sup>-8</sup> mm³/N-M Grade Count:18
Limiting Pressure Velocity 0.0420 - 0.0876 MPa-m/sec
1200 - 2500 psi-ft/min
Average value: 0.0642 MPa-m/sec Grade Count:14
Taber Abrasion, mg/1000 Cycles 8.90
8.90
Average value: 8.90 Grade Count:14
Thermal Properties Metric English Comments
CTE, linear 75.0 - 790 µm/m-°C
41.7 - 439 µin/in-°F
Average value: 294 µm/m-°C Grade Count:20
Specific Heat Capacity 1.50 J/g-°C
0.359 BTU/lb-°F
Average value: 1.50 J/g-°C Grade Count:14
1.20 - 1.40 J/g-°C

@Temperature 40.0 - 260 °C
0.287 - 0.335 BTU/lb-°F

@Temperature 104 - 500 °F
Average value: 1.30 J/g-°C Grade Count:14
Thermal Conductivity 0.167 - 0.300 W/m-K
1.16 - 2.08 BTU-in/hr-ft²-°F
Average value: 0.292 W/m-K Grade Count:16
Melting Point 321 - 342 °C
610 - 648 °F
Average value: 327 °C Grade Count:16
Maximum Service Temperature, Air 260 - 300 °C
500 - 572 °F
Average value: 261 °C Grade Count:27
Minimum Service Temperature, Air -270 - -79.0 °C
-454 - -110 °F
Average value: -183 °C Grade Count:26
Flammability, UL94 V-0
V-0
Grade Count:15
Oxygen Index 95.0 %
95.0 %
Average value: 95.0 % Grade Count:15
Electrical Properties Metric English Comments
Electrical Resistivity 1.00e+14 - 1.00e+19 ohm-cm
1.00e+14 - 1.00e+19 ohm-cm
Average value: 8.32e+17 ohm-cm Grade Count:22
Surface Resistance 1.00e+15 - 1.00e+18 ohm
1.00e+15 - 1.00e+18 ohm
Average value: 6.80e+17 ohm Grade Count:20
Dielectric Constant 2.00 - 2.10
2.00 - 2.10
Average value: 2.09 Grade Count:16
Dielectric Strength 7.44 - 60.0 kV/mm
189 - 1520 kV/in
Average value: 24.6 kV/mm Grade Count:21
Dissipation Factor 0.000100 - 0.000200
0.000100 - 0.000200
Average value: 0.000113 Grade Count:14
Arc Resistance 300 sec
300 sec
Average value: 300 sec Grade Count:13
Processing Properties Metric English Comments
Processing Temperature 379 - 429 °C
714 - 804 °F
Average value: 404 °C Grade Count:13
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