Elastomer Properties

Rubber

Chemical Name

Color band

Property
Neoprene CR

Chloroprene

Blue

Excellent weather-resistance. Good oil- and gasoline-resistance.
Temperature range: -20°C to +70°C.
EPDM

Ethtlene-Propylene-Diene-Terpolymer

Red

Outstanding ozone-and sunlight-resistance and suitable for most chemicals,alkaline waste-water, compressed air (oil free).Excellent electrical insulation.
Not suitable for oil, gasoline and greases.
Temperature range: -25°C to +130°C.
Nitril      NBR

Nitrile Butadiene Rubber

Yellow

Very good oil- and gasoline-resistance and suitable for gases,solvents and greases. Good abrasion-resistance.
Not applicable to steam and hot water. Temperature range: -20°C to +90°C.
Hypalon    CSM

Chloro-Sulfonyl-Polyethyene

Green

Outstanding ozone-and sunlight-resistance and suitable for most chemicals.Good oil- and gasoline-resistance.
Temperature range: -25°C to +80°C.
Butyl          IIR 

isobutylene rubber

Black

Very good heat- and weather-resistance, suitable for alkaline waste-water,
chemicals and compressed air (oil free).
Temperature range: -25°C to +150°C.
Viton         FPM                  FKM 

Fluorocarbon Elastomer

Purple

Suitable for chemicals, oil, gasoline and solvents.
Not suitable for chlorines and ketones.
Temperature range: -10°C to +180°C.
PTFE

Poly- tetra- fluoroethylene

No color band

Outstanding resistance for all media, with the exception of alkali metals at melting point and amides formed from the reaction of a carboxylic acids with an amine.
Temperature range: -50°C to +230°C.