Seals Eastern 7182X Fluorocarbon-Elastomer

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Seals Eastern 7182X Fluorocarbon-Elastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Formulated AFLAS®. Ultra-low compressive stress relaxation for alkaline, high-temperature service. Information provided by Seals Eastern, Inc.
Key Words:	FEPM
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Physical Properties	Metric	English	Comments

Specific Gravity	1.54 g/cc	1.54 g/cc	ASTM D297, 15

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	>= 78	>= 78	ASTM D2240, Type A
	84	84	AVG; ASTM D2240, Type A
	80 @Treatment Temp. 200 °C, Time 3.60e+6 sec	80 @Treatment Temp. 392 °F, Time 1000 hour	After Dry Heat Aging; ASTM D865
	84 @Treatment Temp. 200 °C, Time 252000 sec	84 @Treatment Temp. 392 °F, Time 70.0 hour	After Dry Heat Aging; ASTM D865
Tensile Strength at Break	>= 19.3 MPa	>= 2800 psi	ASTM D412 Method A
	20.99 MPa	3045 psi	AVG; ASTM D412 Method A
	20.57 MPa @Treatment Temp. 200 °C, Time 3.60e+6 sec	2984 psi @Treatment Temp. 392 °F, Time 1000 hour	After Dry Heat Aging; ASTM D865
	22.46 MPa @Treatment Temp. 200 °C, Time 252000 sec	3258 psi @Treatment Temp. 392 °F, Time 70.0 hour	After Dry Heat Aging; ASTM D865
Tensile Stress at Strain	2.92 MPa @Strain 25 %	423 psi @Strain 25 %	Average; ASTM D412 Method A
	>= 3.79 MPa @Strain 50 %	>= 550 psi @Strain 50 %	Minimum; ASTM D412 Method A
	6.12 MPa @Strain 50 %	888 psi @Strain 50 %	Average; ASTM D412 Method A
	>= 10.3 MPa @Strain 100 %	>= 1500 psi @Strain 100 %	Minimum; ASTM D412 Method A
	14.31 MPa @Strain 100 %	2075 psi @Strain 100 %	Average; ASTM D412 Method A
Elongation at Break	>= 100 %	>= 100 %	ASTM D412 Method A
	130 %	130 %	AVG; ASTM D412 Method A
	150.8 % @Treatment Temp. 200 °C, Time 252000 sec	150.8 % @Treatment Temp. 392 °F, Time 70.0 hour	After Dry Heat Aging; ASTM D865
	184.6 % @Treatment Temp. 200 °C, Time 3.60e+6 sec	184.6 % @Treatment Temp. 392 °F, Time 1000 hour	After Dry Heat Aging; ASTM D865
Modulus of Elasticity	0.01674 GPa	2.428 ksi	ASTM D412 Method A
Poissons Ratio	0.50	0.50	Calculated
Shear Modulus	0.00558 GPa	0.809 ksi	ASTM D412 Method A
Secant Modulus	0.01573 GPa	2.282 ksi	ASTM D412 Method A
Tear Strength Test	182	182	(psi); ASTM D624, Die B
Compression Set	8.0 % @Temperature 200 °C, Time 79200 sec	8.0 % @Temperature 392 °F, Time 22.0 hour	ASTM D395, Test B
	11 % @Temperature 200 °C, Time 252000 sec	11 % @Temperature 392 °F, Time 70.0 hour	ASTM D395, Test B
	14 % @Temperature 200 °C, Time 1.21e+6 sec	14 % @Temperature 392 °F, Time 336 hour	ASTM D395, Test B

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	218 °C	425 °F	ASTM D1329
Minimum Service Temperature, Air	2.22 °C	36.0 °F	Retraction Temperature, TR10; ASTM D1329
Brittleness Temperature	-40.0 °C	-40.0 °F	ASTM D746
Glass Transition Temp, Tg	2.78 °C	37.0 °F	ASTM D1329

Processing Properties	Metric	English	Comments
Shelf Life	240 Month	240 Month	ASTM D395, Test B

Descriptive Properties
Strain Energy / Unit Volume at 20% Elongation (psi)	43

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