Pressure Seal 8780 Fluorinated Hydrocarbon

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Pressure Seal 8780 Fluorinated Hydrocarbon
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 8780 is a 75 durometer black colored Viton GF. It exhibits excellent resistance to heat, petroleum based oils and aromatic fuels. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 HK 715 A1-10 B37 B38 EF31 EO78 F15; 4 HK 715 A1-11 B38 EF31 EO74; 6 HK 715 A1-10 A1-11 EF31 EO88 F15 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.95 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	75
	68 @Temperature 23.0 °C, Time 252000 sec	Gasahol
	70 @Temperature 65.0 °C, Time 252000 sec	Methanol
	70 @Temperature 200 °C, Time 252000 sec	Service Fluid 101
	70 @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	71 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	73 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	73 @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	74 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	74 @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	74 @Temperature 250 °C, Time 252000 sec	Heat Aged
	76 @Temperature 275 °C, Time 252000 sec	Heat Aged
Tensile Strength	1675 psi
	1070.3 psi @Temperature 23.0 °C, Time 252000 sec	Gasahol
	1373.5 psi @Temperature 100 °C, Time 252000 sec	Distilled water aged
	1428.8 psi @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	1517.5 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	1519.2 psi @Temperature 200 °C, Time 252000 sec	Service Fluid 101
	1678.35 psi @Temperature 275 °C, Time 252000 sec	Heat Aged
	1792.3 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	1835.8 psi @Temperature 250 °C, Time 252000 sec	Heat Aged
	1859.3 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	2981.5 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
Elongation, Ultimate	213 %
	188.1 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	201.1 % @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	204.1 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	208.96 % @Temperature 250 °C, Time 252000 sec	Heat Aged
	213 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	213 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	217.04 % @Temperature 23.0 °C, Time 252000 sec	Gasahol
	224.9 % @Temperature 275 °C, Time 252000 sec	Heat Aged
	234.1 % @Temperature 200 °C, Time 252000 sec	Service Fluid 101
	426.1 % @Temperature 100 °C, Time 252000 sec	Distilled water aged
100% Modulus	814 psi
Tear Strength	153 pli	Die B

Thermal Properties	Original Value	Comments
Brittleness Temperature	-37.0 °F
Shrinkage	-2.10 % @Temperature 275 °C, Time 252000 sec	Volume, Heat Aged
	-0.600 % @Temperature 250 °C, Time 252000 sec	Volume, Heat Aged
	0.30 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #1
	0.30 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel A
	1.5 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #3
	2.7 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel C
	4.0 % @Temperature 65.0 °C, Time 252000 sec	Volume, Methanol
	4.4 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	6.3 % @Temperature 200 °C, Time 252000 sec	Volume, Service Fluid 100
	8.4 % @Temperature 23.0 °C, Time 252000 sec	Volume, Gasahol
	10.2 % @Temperature 200 °C, Time 252000 sec	Volume, Stauffer Blend 7700

Descriptive Properties
Color	Black

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PPRESL107 / 318317

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