parker ptfe and fep tubing

 fluoropolymer tubing information thv  

 

 

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.    
 
Properties ASTM or Unit THV

MECHANICAL PROPERTIES

Specific Gravity D792 195~1.98
Elongation % D638 500~600
Tensile Strength (psi) D638 2900~4060
Flexural Strength (psi) D790 na
Compressive Strength

D695

na
Tensile Elastic Modulus 
(Young's Modulus) (psi)
D638 na
Flexural Modulus
(psi)
D790 12,000~30,000
Flex Life
(MIT cycles)
D2176 na
Hardness Durometer Shore D D636 D44~54
Coefficient of Friction
 on steel
D1984 na
Abrasion Resistance
1000 revs.
Taber na
Impact Strength IZOD
73°F/23°C, notched ft/lbs/in
D256 no break

THERMAL PROPERTIES

Melting Point °C
(°F)
120 - 165
(248 - 329)
Upper Service
Temperature (20,000h)
°C
(°F)
80 - 120
(176 - 248)
Flame Rating** UL 94 V-0
Thermal Conductivity
 
BTU/hr/ft2/deg F in 1.4
cal/sec/cm2,ºC/cm na
Linear Coefficient of Thermal Expansion D696 na
Heat of Fusion BTU/LB na
Heat of Combustion BTU/LB na
Low Temperature Embrittlement °C
(°F)
na
na

ELECTRICAL PROPERTIES

Dielectric Constant D150/103Hz 3.5
D150/106Hz 4.2
Dielectric Strength
10 mil film
D149 1400
Volume Resistivity
ohm-cm
D257 >1015
Surface Resistivity
ohm/sq.
D257 na

GENERAL PROPERTIES

Chemical/Solvent
Resistance
D543 Excellent
Water Absorption, 24h,% D570 <0.01
Refractive Index   1.35
Limiting Oxygen Index % D2863 >65 - >75
Properties ASTM or Unit THV
 

 

Parker-TexLoc,  Mfr. of Precision Fluoroplastic Tubing & Heat Shrink
4700 Lone Star Blvd.   Fort Worth, Texas  76106 U.S.A.   Telephone:  817-625-5081 
U.S.A.  800-423-6551  Fax:  817-624-9095   U.S.A.  800-438-9562  Email: texloc@parker.com


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 Send mail to jekruit@parker.com with questions or comments about this web site.   Last modified: April 13, 2006

* Mylar® and Nomex® are registered trademarks of Dupont Teijin Films.   Ultem® is registered trademark of GE Polymers. 
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