This premium quality neoprene rubber offers a moderate protection against oil, ozone and ultraviolet, and has a good impermeability to gas. It is available in three different hardness.


The 3R815 is commonly used as flange gasketing and as static joints. It is also used in applications where the material is in contact with harsh atmospheric conditions.


Technical Data

Polymer Type Neoprene CR/SBR/NBR
Color Black
Hardness (Shore A) ± 5 60
Temperature -25°C to 85°C (-10°F to 185°F)
Tensile Strength, lbs/in² 1000
Elongation Minimum, % 300
Compression Set Good
Abrasion Resistance Very Good
Tear Resistance Good
Ozone Resistance Fair
Impermeability to Gases Good
Resistance to Dilute Acid Good
Resistance to aromatic hydro-carbons Fair
Heat Aging Good
N.B. The information, details and values indicated are to the best of our knowledge. We recommend to conduct tests according to local conditions. The data is subject to some variations without notice.