Pressure Seal 3425 Nitrile

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Pressure Seal 3425 Nitrile - Butadiene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 3425 is a 40 durometer white colored Buna N elastomer, it is formulated with FDA sanctioned materials. It will remain non brittle at low temperatures. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BG 410 B14 B34 EA14 EF11 EF21 EO34 F17; 5 BG 410 A14 B14 B34 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.28 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	45
	40 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	40 @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	43 @Temperature 100 °C, Time 252000 sec	Heat Aged
	44 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	45 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	45 @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	56 @Temperature 125 °C, Time 252000 sec	Heat Aged
	56 @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
Tensile Strength	1275 psi
	392.7 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	663 psi @Temperature 125 °C, Time 252000 sec	Heat Aged
	663 psi @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	1081.2 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
	1199.8 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	1434.4 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	2176.43 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
Elongation, Ultimate	641 %
	161.5 % @Temperature 125 °C, Time 252000 sec	Heat Aged
	161.5 % @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	373.1 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	578.823 % @Temperature 100 °C, Time 252000 sec	Heat Aged
	601.3 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	653.82 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	683.3 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
100% Modulus	180 psi
Tear Strength	112 pli	Die B; Method D 624
	130 pli	Die C; Method D 624
Compression Set	12.6 % @Temperature 100 °C, Time 79200 sec	Solid
	17.9 % @Temperature 100 °C, Time 252000 sec	Solid
	18.2 % @Temperature 125 °C, Time 79200 sec	Solid
	21.3 % @Temperature 100 °C, Time 79200 sec	Plied
	28 % @Temperature 100 °C, Time 252000 sec	Plied
	31.3 % @Temperature 125 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	-43.0 °F
Shrinkage	-9.00 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #1
	0.70 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel A
	6.4 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	6.6 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #3
	27.7 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel B

Descriptive Properties
Color	White

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PPRESL003 / 318213

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