MakeItFrom.com
Menu (ESC)

PVC-P vs. PCTFE

Both PVC-P and PCTFE are thermoplastics. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is PVC-P and the bottom bar is PCTFE.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 1.4
1.4
Elongation at Break, % 180
150
Impact Strength: Notched Izod, J/m 550
160
Tensile Strength: Ultimate (UTS), MPa 16
36

Thermal Properties

Glass Transition Temperature, °C 75
100
Maximum Temperature: Autoignition, °C 320
580
Maximum Temperature: Decomposition, °C 250
370
Maximum Temperature: Mechanical, °C 75
150
Melting Onset (Solidus), °C 190
220
Specific Heat Capacity, J/kg-K 1400
920
Thermal Conductivity, W/m-K 0.17
0.21
Thermal Expansion, µm/m-K 160
130

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 20
21
Electrical Resistivity Order of Magnitude, 10x Ω-m 11
16

Otherwise Unclassified Properties

Density, g/cm3 1.4
2.1
Limiting Oxygen Index (LOI), % 44
80
Water Absorption After 24 Hours, % 0.45
0.0094

Common Calculations

Stiffness to Weight: Axial, points 0.57
0.37
Stiffness to Weight: Bending, points 28
17
Strength to Weight: Axial, points 3.2
4.6
Strength to Weight: Bending, points 10
11
Thermal Diffusivity, mm2/s 0.090
0.11
Thermal Shock Resistance, points 4.9
14