Seals Eastern 7040 Fluorocarbon-Elastomer

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Seals Eastern 7040 Fluorocarbon-Elastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Seals Eastern's formulated Viton® elastomers can be utilized in seals, o-rings, gaskets, packings and other applications where thermal stability and chemical resistance are required. Features: Type 1 (Viton A) Chemical and heat resistant Viton® is a registered trademark of DuPont. Information provided by Seals Eastern.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.88 g/cc	1.88 g/cc	ASTM D297, 15

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	>= 70	>= 70	ASTM D2240
	80	80	Average; ASTM D2240
	80	80	Dry Heat Aging 392°F; 70 hr; ASTM D865
Tensile Strength	>= 10.3 MPa	>= 1500 psi	ASTM D412 Method A
	14.38 MPa	2086 psi	Dry Heat Aging 392°F; 70 hr; ASTM D865
	14.8 MPa	2150 psi	Average; ASTM D412 Method A
Tensile Stress at Strain	1.50 MPa @Strain 25 %	218 psi @Strain 25 %	Average; ASTM D412 Method A
	>= 1.76 MPa @Strain 50 %	>= 255 psi @Strain 50 %	ASTM D412 Method A
	2.50 MPa @Strain 50 %	363 psi @Strain 50 %	Average; ASTM D412 Method A
	>= 3.50 MPa @Strain 100 %	>= 507 psi @Strain 100 %	ASTM D412 Method A
	5.78 MPa @Strain 100 %	839 psi @Strain 100 %	Average; ASTM D412 Method A
Elongation at Break	>= 130 %	>= 130 %	ASTM D412 Method A
	162 %	162 %	Dry Heat Aging 392°F; 70 hr; ASTM D865
	193 %	193 %	Average; ASTM D412 Method A
Modulus of Elasticity	0.0141 GPa	2.05 ksi	Calculated; ASTM D412 Method A
Poissons Ratio	0.50	0.50	Calculated
Shear Modulus	0.00471 GPa	0.683 ksi	Calculated; ASTM D412 Method A
Secant Modulus	0.01553 GPa	2.253 ksi	ASTM D412 Method A
Tear Strength Test	282	282	psi; ASTM D624, Die B
Compression Set	34 % @Temperature 200 °C, Time 79200 sec	34 % @Temperature 392 °F, Time 22.0 hour	ASTM D395, Test B

Thermal Properties	Metric	English	Comments
Minimum Service Temperature, Air	-27.2 °C	-17.0 °F	Retraction Temperature, TR10; ASTM D1329
Glass Transition Temp, Tg	-20.0 °C	-4.00 °F	ASTM D1329

Descriptive Properties
Strain Energy/ Unit Volume at 20% Elongation (psi)	23		ASTM D412 Method A

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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