PPA vs. PVF

Both PPA and PVF are thermoplastics. There are 12 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 PPA and the bottom bar is PVF.

Polyphthalamide (PPA)Polyvinyl Fluoride (PVF)

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Strength, MPa		95 to 110
Flexural Strength, MPa		90

Tensile Strength: Ultimate (UTS), MPa		57 to 69
Tensile Strength: Ultimate (UTS), MPa		65

Thermal Properties

Glass Transition Temperature, °C		92 to 130
Glass Transition Temperature, °C		-20

Heat Deflection Temperature At 1.82 MPa (264 psi), °C		120
Heat Deflection Temperature At 1.82 MPa (264 psi), °C		90

Maximum Temperature: Decomposition, °C		450
Maximum Temperature: Decomposition, °C		360

Melting Onset (Solidus), °C		310
Melting Onset (Solidus), °C		230

Specific Heat Capacity, J/kg-K		1400
Specific Heat Capacity, J/kg-K		1300

Thermal Conductivity, W/m-K		0.15
Thermal Conductivity, W/m-K		0.13

Otherwise Unclassified Properties

Density, g/cm³		1.1
Density, g/cm³		1.4

Common Calculations

Strength to Weight: Axial, points		14 to 17
Strength to Weight: Axial, points		13

Strength to Weight: Bending, points		29 to 33
Strength to Weight: Bending, points		26

Thermal Diffusivity, mm²/s		0.095
Thermal Diffusivity, mm²/s		0.071

PPA vs. PVF

Mechanical Properties

Thermal Properties

Otherwise Unclassified Properties

Common Calculations

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