The 3R850 has excellent resistance to heat, ozone, general chemicals, acids and alkali.


This material is designated for outdoor use when a product resistant to sunlight, oxidation, ozone and different atmospheric conditions is sought.


Technical Data

Polymer Type Hypalon CSM
Color Black
Hardness (Shore A) ± 5 60
Temperature -30°C to 110°C (-20°F to 230°F)
Tensile Strength, lbs/in² 1200
Elongation minimum, % 300
Compression Set Fair
Abrasion Resistance Very Good
Tear Resistance Fair
Ozone Resistance Outstanding
Impermeability to Gases Excellent
Resistance to Dilute Acid Excellent
Resistance to aromatic hydro-carbons Fair
Heat Aging Very 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.