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THV Detailed Properties

(Tetrafluoroethylene hexafluoropropylene vinylidene fluoride)

The table below lists a generally accepted summary of properties that we believe to be reliable.   Please note that many of these resins are produced in several varieties and property characteristics may vary.  Therefore, determination of resin is dependent on the application and this table is only meant to serve as a general guideline.    

 

THV PropertiesASTMUNIT THV
MECHANICAL PROPERTIES
Specific GravityD792  1.95~1.98
Elongation D638 %500~600
Tensile Strength D638 psi2,900~4,060
Flexural Strength D790 psi30,400
Compressive StrengthD695  1,800
Tensile Elastic Modulus 
(Young's Modulus) 
D638psi30,000
Flexural Modulus D790psin.a.
D790103MPa(103kgf/cm2) 12,000~30,000
Flex LifeD2176 (MIT cycles)n.a.
Hardness Durometer  D636 Shore DD44~58
Coefficient of Friction   D1984Static n.a.
Abrasion ResistanceTaber 1000 revs.n.a.
Impact Strength IZOD
73F/23C
D256notched ft/lbs/in no break
THERMAL PROPERTIES
Melting Point  C
(F)
120
(248)
Upper Service
Temperature(20,000h)
 C
(F)
165
(329)
Flame Rating**  UL94 VO
Thermal Conductivity  BTU/hr/sq ft/deg F in1.4
C117cal/sec/cm2,C/cm n.a.
Heat of Fusion  BTU/LB
 cal/g
n.a.
Heat of Combustion  BTU/LB
 cal/g
n.a.
n.a.
Low Temperature Embrittlement  C
(F)
n.a.
n.a.
ELECTRICAL PROPERTIES
Dielectric Constant  D150/103Hz3.5
 D150/106Hz 4.2
Dissipation Factor  D150/103Hz n.a
 D150/106Hz n.a
Dielectric Strength  125MILV.
10MILV.
n.a.
1400
Volume Resistivity  D257 ohm-cm>1015
Surface Resistivity   ohm/sq.n.a
GENERAL PROPERTIES
Chemical/Solvent
Resistance
   Excellent
Water Absorption, 24h  %<0.01
RefractiveIndex   1.35
Arc Resistivity  %n.a
D495 sec n.a