Material

Nitrile

Silicone

Urethane

Fluorocarbon

Markless

Neoprene

-

-

-

Conductive electrical resistivity 5-15W

-

Less Marking

-

Color

Black

White transparent

Black
Red dot

Blue

Black
White dot

Black
Yellow dot

Green

CONVUM
Designation

NBR

SI

SI-E

U

FKM

Z

CR

Shore hardness
[° Sh]

55 ± 5

55 ± 5

55 ± 5

55 ± 5

70 ± 5

55 ± 5

55 ± 5

Temperature
Range [° F]

-77 to +248

-86 to +392

-68 to +266

-68 to +167

-50 to +428

-50 to +428

-86 to +248

Abrasion strength

Elongation at break

Permanent deformation resistance

Wear resistance

Tear strength

Aging resistance

Ozone resistance

Gasoline resistance

Oil resistance

Acid resistance

Alkali resistance

Hot water resistance