O-Ring 2.57x1.78 FKM80

Hardness [ShA]
80
Material
FKM
Temperature range [ºC]
-15
to
200
SKU: A581826-0 Category:
Featured properties:
Exceptional resistance to heat, oil, and chemicals

Product: O-ring

O-rings are a large product group used in a wide range of applications. These applications include high temperatures, oil and fuel contact, chemicals and hot water. We offer O-rings that are manufactured to meet your expectations in most segments of the industry. The O-rings are round sealing rings that are defined by 2 dimensions, inside diameter d1 and ring thickness (cross section) d2.

Material: FKM

FKM rubber is very stable and exceptionally resistant to oxidation, weathering, fire and swelling in most liquids as well as has excellent resistance towards hot water and vapour. Typical uses of FKM include applications that involve exposure to oils, fuels, chlorinated compounds, aromatics and strong acids at temperatures up to and above 200ºC. Its properties make FKM ideal for many demanding aerospace, automotive and industrial applications. The service temperature range of FKM is approximately between -15 to 200ºC.

Resistances

Abrasion

3

Fire

4

Oil and fuel

5

Ozone

5

Oxidations

5

Water

3
Resistance Grades
5
Excellent
4
Very good
3
Good
2
Fair
1
Bad
Technical data sheets

Dimensions

Inner diameter (d1)

2.57
mm

Cross section (d2)

1.78
mm

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We are not limited to seals and products showcased in this website. Browse our website and contact us to learn more about what we can offer. Our experts will be happy to develop solutions to match your needs for specific applications and quality.
Sigma specializes in the manufacturing and subcontracting of polymer solutions in rubber, silicone, and polyurethane, as well as bonding of these materials to metals and plastics. At Sigma, we are a team of dedicated experts who love turning ideas into solutions in polymer innovation with a strong focus on our customers.
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