THV Properties

Teflon Properties from Tef Cap

Tetrafluoroethylene Hexafluoropropylene Vinylidene Fluoride

PropertiesUnits / ASTMTHV
MECHANICAL PROPERTIES
Specific GravityD7921.98
Elongation %D638500 - 600
Tensile Strength (psi)D6382900 - 4060
Flexural Strength (psi)D790N/A
Compressive StrengthD695N/A
Tensile Elastic Modulus (Young's Modulus) (psi)D638N/A
Flexural Modulus (psi)D79012,000 - 30,000
Flex Life (MIT cycles)D2176N/A
Hardness Durometer Shore DD636D44 - 54
Coefficient of Friction on steelD1984N/A
Abrasion Resistance 1000 revs.TaberN/A
Impact Strength IZOD 73°F/23°C, notched ft/lbs/inD256No Break
THERMAL PROPERTIES
Melting Point°F248 - 329
Upper Service Temperature (20,000h)°F176 - 248
Flame RatingUL 94V-O
Thermal ConductivityBTU/hr/ft2/deg °F in1.4
Linear Coefficient of Thermal ExpansionD696N/A
Heat of FusionBTU/LBN/A
Heat of CombustionBTU/LBN/A
Low Temperature Embrittlement°FN/A
ELECTRICAL PROPERTIES
Dielectric ConstantD150/103Hz3.5
Dielectric Strength 10 mil filmD1491400
Volume Resistivity ohm-cmD257>10^15
Surface Resistivity ohm/sq.D257N/A
GENERAL PROPERTIES
Chemical/Solvent ResistanceD543Excellent
Water Absorption, 24h,%D570<0.01
Refractive Index1.35
Limiting Oxygen Index %D2865>65 - >75