PVF vs. ECTFE

Both PVF and ECTFE are thermoplastics. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

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

Polyvinyl Fluoride (PVF)Ethylene Chlorotrifluoroethylene (ECTFE)

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Strength, MPa		90
Flexural Strength, MPa		47

Rockwell R Hardness		83
Rockwell R Hardness		93

Tensile Strength: Ultimate (UTS), MPa		65
Tensile Strength: Ultimate (UTS), MPa		49

Thermal Properties

Heat Deflection Temperature At 1.82 MPa (264 psi), °C		90
Heat Deflection Temperature At 1.82 MPa (264 psi), °C		91

Maximum Temperature: Autoignition, °C		480
Maximum Temperature: Autoignition, °C		620

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

Maximum Temperature: Mechanical, °C		110
Maximum Temperature: Mechanical, °C		150

Melting Onset (Solidus), °C		230
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		1300
Specific Heat Capacity, J/kg-K		1170

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

Thermal Expansion, µm/m-K		100
Thermal Expansion, µm/m-K		100

Otherwise Unclassified Properties

Density, g/cm³		1.4
Density, g/cm³		1.7

Limiting Oxygen Index (LOI), %		23
Limiting Oxygen Index (LOI), %		60

Common Calculations

Strength to Weight: Axial, points		13
Strength to Weight: Axial, points		8.1

Strength to Weight: Bending, points		26
Strength to Weight: Bending, points		18

Thermal Diffusivity, mm²/s		0.071
Thermal Diffusivity, mm²/s		0.078

PVF vs. ECTFE

Mechanical Properties

Thermal Properties

Otherwise Unclassified Properties

Common Calculations

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