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Seals Eastern manufactures the highest quality rubber o-rings, gaskets, and custom seals for industry. We specialize in sealing products capable of long term service in critical and demanding applications to help ensure your equipment runs clean, safe, and reliably. All of Seals Eastern's products are manufactured in the USA. Our factory has a captive mold making facility and a captive mixing facility, all of which operate under an ISO-9001 certified quality system and a state-of-the-art customer order and shop floor management system (aka "ERP" system). This allows us complete control over our quality and delivery so we can ensure you receive the best possible quality and service.

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Seals Eastern Compound 7045 is 80-duro EPDM.

Seals Eastern Compound 7045

Seals Eastern Compound 7017 is 60-duro EPM.

Seals Eastern Compound 7017

Seals Eastern Compound 7267 is 75-duro EPM.

Seals Eastern Compound 7267

Seals Eastern Compound 7189 is 53-duro EPDM.

Seals Eastern Compound 7189

Seals Eastern Compound 7240 is 52-duro EPDM.

Seals Eastern Compound 7240

Seals Eastern Compound 7204 is 87-duro EPM.

Seals Eastern Compound 7204

Seals Eastern Compound 7075 is 68-duro EPDM.

Seals Eastern Compound 7075

Seals Eastern Compound 5753 is 65-duro FKM.

Seals Eastern Compound 5753

Seals Eastern Compound 7148 is 95-duro FKM.

Seals Eastern Compound 7148

Seals Eastern

Seals Eastern manufactures the highest quality rubber o-rings, gaskets, and custom seals for industry. We specialize in sealing products capable of long term service in critical and demanding applicat

Seals Eastern - Rubber - O-Rings - Gaskets - Custom Seals

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Compound 7240 Technical Data Sheet

Compound 7240 Technical Data Sheet - Seals Eastern

Seals Eastern Compound 7240 - EPDM Terpolymer - Knowde

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	Value	Units	Test Method / Conditions
Tensile Strength	1463	psi	ASTM D412 Method A
Ultimate Elongation	322	%	—
Stress at Elongation (M25)	89	psi	—
Stress at Elongation (M50)	139	psi	—
Stress at Elongation (M100)	246	psi	—
Strain Energy at 20% elongation	10	psi	—
Calculated Shear Modulus, G	194	psi	—
Calculated Youngs Modulus, E	583	psi	—
E-secant from the initial slope	548	psi	—
Durometer Hardness	max. 52	points	ASTM D2240, Type A
Durometer Hardness	min. 48	points	ASTM D2240, Type A
Glass Transition	-60	°F	—

Seals Eastern Compound 7240

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