parker ptfe and fep tubing

 fluoropolymer tubing information thv  

 

 

PFA Detailed Properties
(Perfluoroalkoxy)

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 UnitPFA

MECHANICAL PROPERTIES

Specific Gravity D7922.15
Elongation % D638280~400
Tensile Strength (psi) D6384,000~4,500
Flexural Strength (psi) D790no break
Compressive Strength

D695

 710~860
Tensile Elastic Modulus 
(Young's Modulus) (psi)		 D63872,500~87,000
(psi)
Flexural Modulus
103MPa (103kgf/cm2)		D790 94,000~99,000
D7900.6-0.7 (6.6-7.0)
Flex Life
(MIT cycles)		 D217610,000~500,000
Hardness Durometer
 Shore D		 D636D55~60
Coefficient of Friction on steel0.2
Abrasion Resistance
1000 revs.		 Taber9~17
Impact Strength IZOD
73°F/23°C, notched ft/lbs/in		D256 no break

THERMAL PROPERTIES

Melting Point °C
(°F)		 305
(582)
Upper Service
Temperature(20,000h)		 °C
(°F)		 260
(500)
Flame Rating** UL 94 V-0

Thermal Conductivity
 		 BTU/hr/ft2/deg F in 1.3
cal/sec/cm2,ºC/cm 6 x 10-6
Linear Coefficient of Thermal Expansion 10-5 °C D696 13
Heat of Fusion BTU/LB13
Heat of Combustion BTU/LB2300
Low Temperature Embrittlement °C
(°F)		-268
(-450)

ELECTRICAL PROPERTIES

Dielectric Constant D150/103Hz 2.1
D150/106Hz 2.1
Dielectric Strength
10 mil film		 D149>2000
Volume Resistivity ohm-cm D257>1018
Surface Resistivity
ohm/sq.		 D257>1017

GENERAL PROPERTIES

Chemical/Solvent
Resistance		D543 Excellent
Water Absorption, 24h %<0.03
Deformation Under Load *D621/100°C2.4
**D621/25°C2.7
Refractive Index  1.34
Limiting Oxygen Index >95 >95
Properties ASTM or Unit PFA

*6.8 MPa (986 psi),24h
 **13.7 MPa (1987 psi),24h

 

 

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

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