Metallic Hose Assemblies - Thorburn Flex Inc

Teflon Lined Hose Summary of Properties TFE, FEP, PFAProperties TFE FEP PFAColor Milky white Clear blue Clear bluetinttintContinuous service -250 o - +260 o C -200 o - +204 o C -200 o - +260 o Ctemperature -420 o - +500 o F -300 o - +400 o F -300 o - +500 o FMelting point 327 o C -268 o - +271 o C -302 o - +310 o C621 o F -487 o - +540 o F -575 o - +590 o FDielectric strength(ASTM D149)Short term 125 mil 500 500 500Volts/Mil 10 mil 1400 1400 2000Dielectric constant(ASTM D140) 20 21 2.0610 2 to 10 6 HzSpecific gravity(ASTM D792) 2.10-2.20 2.10-2.10 2.10-2.20Summary of Properties TFE, FEP, PFA ... ctndProperties TFE FEP PFACoefficient offriction dynamic 10 0.25 0.20Tensile strengthPSI 2000-6000 2000 Min 4000 MinD638 elongationMin. (D638) 200 250 250Flex modulusPSI x 10 3 (D790) 40-90 95 200Impact strength(Charpy, notched) 4 -- --Ft-Lb/In 2Flammability Non-flamm. Non-flamm. Non-flamm.Water absorption %D570 < .01 < .01 < .03 Tensile strength as a function of temperature Extension as a function of temperature Deformation as a function of time under various pressureload applicationsDeformation under application of pressure at 70 kp,cm 2as a function of time at various temperaturesDeformation under alternating application and removal ofload (70 kp/cm 2 ) at a temperature of 25 o C Tensile strength and extension as a function of temperature29