Pressure Seal 203-40 Santoprene Rubber

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Pressure Seal 203-40 Santoprene Rubber
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	0.950 g/cc	ASTM D792

Mechanical Properties	Original Value	Comments
Hardness, Shore D	40	ASTM D2240
	40	ASTM D2240
	40	ASTM D2240
	40	ASTM D2240
	41	ASTM D2240
	41	ASTM D2240
	41	ASTM D2240
	42	ASTM D2240
	42	ASTM D2240
	44	ASTM D2240
	45	ASTM D2240
	46	ASTM D2240
	47	ASTM D2240
	50	ASTM D2240
	50	ASTM D2240
	40 @Time 5.00 sec	ASTM D2240
Tensile Strength	2690 psi	Unaged Control; ASTM D412
	2750 psi	Die C; ASTM D412
	1650 psi @Temperature 150 °C, Time 3.60e+6 sec	ASTM D412
	2020 psi @Temperature 150 °C, Time 2.59e+6 sec	ASTM D412
	2540 psi @Temperature 150 °C, Time 605000 sec	ASTM D412
	2560 psi @Temperature 100 °C, Time 3.60e+6 sec	ASTM D412
	2580 psi @Temperature 150 °C, Time 1.30e+6 sec	ASTM D412
	2590 psi @Temperature 100 °C, Time 605000 sec	ASTM D412
	2640 psi @Temperature 150 °C, Time 86400 sec	ASTM D412
	2650 psi @Temperature 100 °C, Time 2.59e+6 sec	ASTM D412
	2650 psi @Temperature 125 °C, Time 1.30e+6 sec	ASTM D412
	2660 psi @Temperature 100 °C, Time 86400 sec	ASTM D412
	2730 psi @Temperature 125 °C, Time 605000 sec	ASTM D412
	2760 psi @Temperature 125 °C, Time 86400 sec	ASTM D412
	2790 psi @Temperature 125 °C, Time 3.60e+6 sec	ASTM D412
	2830 psi @Temperature 100 °C, Time 1.30e+6 sec	ASTM D412
	2830 psi @Temperature 125 °C, Time 2.59e+6 sec	ASTM D412
Elongation at Break	530 %	Unaged Control; ASTM D412
	10 % @Temperature 150 °C, Time 3.60e+6 sec	ASTM D412
	180 % @Temperature 150 °C, Time 2.59e+6 sec	ASTM D412
	390 % @Temperature 150 °C, Time 605000 sec	ASTM D412
	390 % @Temperature 150 °C, Time 1.30e+6 sec	ASTM D412
	450 % @Temperature 150 °C, Time 86400 sec	ASTM D412
	470 % @Temperature 125 °C, Time 3.60e+6 sec	ASTM D412
	490 % @Temperature 125 °C, Time 1.30e+6 sec	ASTM D412
	500 % @Temperature 125 °C, Time 2.59e+6 sec	ASTM D412
	510 % @Temperature 100 °C, Time 3.60e+6 sec	ASTM D412
	520 % @Temperature 100 °C, Time 86400 sec	ASTM D412
	530 % @Temperature 100 °C, Time 1.30e+6 sec	ASTM D412
	530 % @Temperature 100 °C, Time 2.59e+6 sec	ASTM D412
	530 % @Temperature 125 °C, Time 86400 sec	ASTM D412
	530 % @Temperature 125 °C, Time 605000 sec	ASTM D412
	540 % @Temperature 100 °C, Time 605000 sec	ASTM D412
Elongation, Ultimate	600 %	ASTM D412
Tensile Modulus	5.70 MPa @Temperature 125 °C	Young's modulus; ASTM D797.89
	12.5 MPa @Temperature 100 °C	Young's modulus; ASTM D797.89
	125 MPa @Temperature 23.0 °C	Young's modulus; ASTM D797.89
100% Modulus	1250 psi	ASTM D412
	1330 psi	Unaged Control; ASTM D412
	1410 psi @Temperature 100 °C, Time 86400 sec	ASTM D412
	1410 psi @Temperature 100 °C, Time 605000 sec	ASTM D412
	1450 psi @Temperature 125 °C, Time 86400 sec	ASTM D412
	1460 psi @Temperature 100 °C, Time 1.30e+6 sec	ASTM D412
	1470 psi @Temperature 100 °C, Time 2.59e+6 sec	ASTM D412
	1480 psi @Temperature 100 °C, Time 3.60e+6 sec	ASTM D412
	1490 psi @Temperature 125 °C, Time 605000 sec	ASTM D412
	1520 psi @Temperature 150 °C, Time 86400 sec	ASTM D412
	1580 psi @Temperature 150 °C, Time 605000 sec	ASTM D412
	1580 psi @Temperature 125 °C, Time 1.30e+6 sec	ASTM D412
	1580 psi @Temperature 125 °C, Time 2.59e+6 sec	ASTM D412
	1640 psi @Temperature 125 °C, Time 3.60e+6 sec	ASTM D412
	1720 psi @Temperature 150 °C, Time 1.30e+6 sec	ASTM D412
	1840 psi @Temperature 150 °C, Time 2.59e+6 sec	ASTM D412
Flexural Modulus	140 MPa	0.5 in/min. Secant modulus, 1%; ASTM D 790
Tear Strength	203 pli @Temperature 100 °C	ASTM D624
	369 pli @Temperature 25.0 °C	ASTM D624
Compression Set	39 % @Temperature 25.0 °C, Time 79200 sec	ASTM D395, Method B
	65 % @Temperature 100 °C, Time 79200 sec	ASTM D395, Method B

Thermal Properties	Original Value	Comments
Brittleness Temperature	-71.0 °F	ASTM D746
Shrinkage	24 %	100
	24 %	150
	24 %	125
	168 %	150
	168 %	125
	168 %	100
	360 %	100
	360 %	125
	360 %	150
	720 %	150
	720 %	125
	720 %	100
	1000 %	100
	1000 %	125
	1000 %	150

Descriptive Properties
Tension Set	0.48	ASTM D412

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PPRESL263 / 318473

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