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OM 1138

Technical Datasheet | Supplied by Ortofon

OM 1138 by Ortofon is a nitrile butadiene rubber (NBR) grade. Offers good petroleum resistance, strong heat aging resistance and very good abrasion resistance. Also offers very good wear resistance, weather resistance, ozone resistance, optimum resistance to hydrolysis (water & steam), optimum resistance to chemicals (acid & bases) and optimum resistance to mineral oil & gas. OM 1138 by Ortofon is recommended for o-rings, grommets, seals, automotive and aeronautical applications.

OM 1138 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Hardness

59 - 69 -

(Shore A)

ISO 7619-1

Tensile Strength

7.8 MPa

ISO 37

Tensile Elongation

470 %

(at Break)

ISO 37

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