Pressure Seal 19801 Silicone

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Pressure Seal 19801 Silicone
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Compound 19801 is an 80 duro salmon Silicone, it is formulated for extreme low temperature resistance. It exhibits good resistance to heat. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 7 GE 807 A19 B37 EA14 EO36 F19 G11; 6 GE 804 A19 B37 EA14 EO36 F19 G11 ZZ-R-765 Class 1a & 1b Grade 80 A-A-59588 Class 1a & 1b Grade 80 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.62 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	80
	55 @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	77 @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	77 @Temperature 175 °C, Time 252000 sec	ASTM Oil #1
	82 @Temperature 200 °C, Time 252000 sec	Heat Aged
	82 @Temperature 225 °C, Time 79200 sec	Heat Aged
	82 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	83 @Temperature 225 °C, Time 252000 sec	Heat Aged
Tensile Strength	825 psi
	807.7 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	824.175 psi @Temperature 175 °C, Time 252000 sec	ASTM Oil #1
	837.4 psi @Temperature 225 °C, Time 79200 sec	Heat Aged
	870.4 psi @Temperature 200 °C, Time 252000 sec	Heat Aged
	891 psi @Temperature 225 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	215 %
	164.9 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	164.9 % @Temperature 225 °C, Time 252000 sec	Heat Aged
	170.1 % @Temperature 175 °C, Time 252000 sec	ASTM Oil #1
	195 % @Temperature 225 °C, Time 79200 sec	Heat Aged
	196.1 % @Temperature 200 °C, Time 252000 sec	Heat Aged
100% Modulus	514 psi
Tear Strength	79.0 pli	Die C
	94.0 pli	Die B
Compression Set	26.5 % @Temperature 100 °C, Time 79200 sec	Plied
	27.3 % @Temperature 150 °C, Time 252000 sec	Plied
	28.7 % @Temperature 175 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -125 °F
Shrinkage	0.60 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	6.1 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #1
	6.5 % @Temperature 175 °C, Time 252000 sec	Volume, ASTM Oil #1
	47.5 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #3

Descriptive Properties
Color	Salmon

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