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PVF vs. PVDF

Both PVF and PVDF are thermoplastics. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is PVF and the bottom bar is PVDF.

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Strength, MPa 90
75
Impact Strength: Notched Izod, J/m 100
180
Rockwell R Hardness 83
110
Tensile Strength: Ultimate (UTS), MPa 65
49

Thermal Properties

Glass Transition Temperature, °C -20
-40
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 90
85
Maximum Temperature: Autoignition, °C 480
640
Maximum Temperature: Decomposition, °C 360
440
Maximum Temperature: Mechanical, °C 110
140
Melting Onset (Solidus), °C 230
170
Specific Heat Capacity, J/kg-K 1300
1120
Thermal Conductivity, W/m-K 0.13
0.12
Thermal Expansion, µm/m-K 100
120

Otherwise Unclassified Properties

Density, g/cm3 1.4
1.8
Limiting Oxygen Index (LOI), % 23
49

Common Calculations

Strength to Weight: Axial, points 13
7.8
Strength to Weight: Bending, points 26
17
Thermal Diffusivity, mm2/s 0.071
0.061