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PCTFE vs. CAP

Both PCTFE and CAP are thermoplastics. There are 17 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is PCTFE and the bottom bar is CAP.

Metric UnitsUS Customary Units

Mechanical Properties

Elongation at Break, % 150
35 to 50
Flexural Modulus, GPa 1.2
1.2 to 1.9
Flexural Strength, MPa 59
29 to 56
Tensile Strength: Ultimate (UTS), MPa 36
28 to 45

Thermal Properties

Glass Transition Temperature, °C 100
190
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 110
65 to 80
Heat Deflection Temperature At 455 kPa (66 psi), °C 130
75 to 90
Specific Heat Capacity, J/kg-K 920
1480
Thermal Conductivity, W/m-K 0.21
0.25
Thermal Expansion, µm/m-K 130
14

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 21
15
Electrical Resistivity Order of Magnitude, 10x Ω-m 16
16

Otherwise Unclassified Properties

Density, g/cm3 2.1
1.2
Water Absorption After 24 Hours, % 0.0094
1.4 to 1.7

Common Calculations

Strength to Weight: Axial, points 4.6
6.5 to 10
Strength to Weight: Bending, points 11
17 to 23
Thermal Diffusivity, mm2/s 0.11
0.14