Pressure Seal 3525 Nitrile

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Pressure Seal 3525 Nitrile - Butadiene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 3525 is a 50 durometer white colored Buna N elastomer. It exhibits good resistance to heat and compression set. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BG 504 B14 B34 EO14 EA14; 5 BG 504 A14 B14 B34 EO14 CFR21 177.2600 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.21 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	53
	39 @Treatment Temp. 100 °C, Time 252000 sec	Distilled water aged
	39 @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	40 @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #3
	50 @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	51 @Treatment Temp. 100 °C, Time 252000 sec	Heat Aged
	51 @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #1
Tensile Strength	762 psi
	269 psi @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	384.05 psi @Treatment Temp. 100 °C, Time 252000 sec	Distilled water aged
	384.1 psi @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #3
	552.2 psi @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	710.95 psi @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #1
	710.96 psi @Treatment Temp. 100 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	592 %
	287.7 % @Treatment Temp. 100 °C, Time 252000 sec	Distilled water aged
	287.7 % @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	381.84 % @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #3
	513.3 % @Treatment Temp. 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	516.8 % @Treatment Temp. 100 °C, Time 252000 sec	Heat Aged
	529.25 % @Treatment Temp. 100 °C, Time 252000 sec	ASTM Oil #1
100% Modulus	165 psi
Tear Strength	68.0 pli	Die B
Compression Set	19.2 % @Treatment Temp. 100 °C, Time 79200 sec	Solid
	24.9 % @Treatment Temp. 100 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	-32.0 °F
Shrinkage	-3.40 % @Treatment Temp. 100 °C, Time 252000 sec	Volume, ASTM Oil #1
	-2.00 % @Treatment Temp. 100 °C, Time 252000 sec	Weight, Heat Aged
	3.4 % @Treatment Temp. 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel A
	11.5 % @Treatment Temp. 100 °C, Time 252000 sec	Volume, Distilled water aged
	13.3 % @Treatment Temp. 100 °C, Time 252000 sec	Volume, ASTM Oil #3
	40.2 % @Treatment Temp. 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel B

Descriptive Properties
Color	White

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PPRESL008 / 318218

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