Pressure Seal 19741 Silicone

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Pressure Seal 19741 Silicone
Categories:	Polymer; Thermoset; Silicone
Material Notes:	Compound 19741 is a 70 durometer salmon colored Silicone elastomer, it is formulated with FDA sanctioned materials to meet the 3A Sanitary specifications. It exhibits good resistance to heat and will remain non brittle at very low temperatures. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 3 FC 710 A19 B37 EO16 EA14 F1-11 G11; 5 GE 709 A19 EA14 EO16 EO36 F19; 7 GE 707 A19 EA14 EO16 EO36 F19; 6 GE 704 A19 EA14 EO16 EO36 F19 3 A Sanitary Standards Class I, II, III & IV Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.20 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	74
	46 @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	69 @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	74 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	78 @Temperature 200 °C, Time 252000 sec	Heat Aged
	79 @Temperature 225 °C, Time 252000 sec	Heat Aged
Tensile Strength	1246 psi
	1140.1 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	1184.9 psi @Temperature 225 °C, Time 252000 sec	Heat Aged
	1307.1 psi @Temperature 200 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	359 %
	289 % @Temperature 225 °C, Time 252000 sec	Heat Aged
	289 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	318.1 % @Temperature 200 °C, Time 252000 sec	Heat Aged
100% Modulus	437 psi
Tear Strength	149 pli	Die B
Compression Set	23.6 % @Temperature 175 °C, Time 79200 sec	Solid
	35 % @Temperature 175 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -106 °F
Shrinkage	0.40 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	5.5 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #1
	48.2 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #3

Descriptive Properties
Color	Salmon

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PPRESL170 / 318380

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