Pressure Seal 8748 Fluorinated Hydrocarbon

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Pressure Seal 8748 Fluorinated Hydrocarbon
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 8748 is a 70 durometer black colored Viton that is formulated with FDA approved materials. It exhibits excellent resistance to heat, petroleum based oils, aliphatic 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; 4 HK 715 A1-11 B38 EF31 EO78; 6 HK 715 A1-10 A1-11 B31 B38 EF31 EO88 3-A Sanitary Standards 18-03 Class I, II, III & IV Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.85 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	75
	69 @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	74 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	74 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	74 @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	74 @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	77 @Temperature 250 °C, Time 252000 sec	Heat Aged
	78 @Temperature 275 °C, Time 252000 sec	Heat Aged
	80 @Temperature 200 °C, Time 252000 sec	Service Fluid 101
Tensile Strength	2004 psi
	1338.7 psi @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	1521.1 psi @Temperature 200 °C, Time 252000 sec	Service Fluid 101
	1523.1 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	1681.4 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	1689.4 psi @Temperature 275 °C, Time 252000 sec	Heat Aged
	1779.6 psi @Temperature 250 °C, Time 252000 sec	Heat Aged
	1986 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
Elongation, Ultimate	259 %
	213.9 % @Temperature 200 °C, Time 252000 sec	Stauffer Blend 7700
	215 % @Temperature 250 °C, Time 252000 sec	Heat Aged
	219.9 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	225.1 % @Temperature 275 °C, Time 252000 sec	Heat Aged
	226.9 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	253.1 % @Temperature 200 °C, Time 252000 sec	Service Fluid 101
	256.9 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
100% Modulus	665 psi
Tear Strength	130 pli	Die B
	143 pli	Die C
Compression Set	9.8 % @Temperature 23.0 °C, Time 79200 sec	Plied
	12.1 % @Temperature 200 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	-10.0 °F
Shrinkage	0.50 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #1
	0.70 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	2.0 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #3
	3.5 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel C
	10.5 % @Temperature 200 °C, Time 252000 sec	Volume, Service Fluid 100
	16.9 % @Temperature 200 °C, Time 252000 sec	Volume, Stauffer Blend 7700

Descriptive Properties
Color	Black

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PPRESL104 / 318314

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