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PFA Teflon®, High Purity Extended Properties

General   Methods Units  
Water Absorption 24 hr. D570 % <0.05
Weather and Chemical Resistance   - - Outstanding
Limiting Oxygen Index   D2863 % >95
         
Mechanical   Methods Units  
Tensile Strength 23°C (73°F)
250°C (482°F)
23°C (73°F)(yield)
D3307
D3307
D3307
MPa(psi)
MPa(psi)
MPa(psi)
25(3,600)
14(1,800)
13.8(2,000)
Ultimate Elongation 23°C (73°F)
250°C (482°F)
D3307
D3307
%
%
300
480
Flexural Modulus 23°C (73°F)
250°C (482°F)
D790
D790
MPa(psi)
MPa(psi)
590(85,000)
55(8,000)
Specific Gravity   D792 - 2.12-2.17
Hardness Durometer   D2240 - D55
MIT Folding Endurance 0.18-0.20mm(.007-.008 in.) D2176 Cycles 15,000
         
Thermal   Methods Units  
Nominal Melting Point   DTA-E168 °C (°F) 302-310 (575-590)
Coefficient of Thermal Expansion 21-100°C
70-212°F
100-149°C
212-300°F
149-208°C
300-408°F
D696
D696
D696
D696
D696
D696
mm/mm/°C 
in./in./°F
mm/mm/°C
in./in./°F
mm/mm/°C
in./in./°F
14x10-5
7.6x10-5
17x10-5
9.2x10-5
21x10-5
11.5x10-5
Upper Service Temperature   - °F / °C 260(500)
         
Electrical   Methods Units  
Dielectric Strength Short time, 0.25 mm (0.10 in) D149 kV/mm (V/mil) 80(2,000)
Dielectric Constant 60 - 106 Hz D150 - 2.03
Dissipation Factor 60 - 106 Hz D150 - 0.0001
Volume Resistivity   D-257 ohm.cm 1018


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