Polymer Natural SBR EPDM Nitrile CR
Neoprene
ECO
Nitrile
Hypalon
CSM
Acrylic
ACM
VMQ
Silicone
Viton
FKM
HNBR/
HSN
Fluoro
Silicone
AFLAS Perflouro
Elastomer
International Code AA AA DA/CA BF/BG/BK BC/BE CH CE DF/DH FC/FE/GE HK DH/DK FVMQ/FK HK KK
Max Int Temp oC

105oC

115oC

150oC

130oC

125oC

175oC

160oC

180oC

300oC

300oC

180oC

280oC

250oC

250oC

Max Cont Temp 75oC 85oC 130oC 100oC 95oC 150oC 130oC 150oC 205oC 205oC 150oC 200oC 205oC 205oC
Lowest Temp oC -60oC -55oC -50oC -20oC -35oC -20oC -25oC -20oC -60 to -80oC -20oC -40oC -60oC -5oC -5oC
Oil Resistant No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Good Good
Weather Resistant No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Good Good
Hardness Range A 30-95o 40-95o 30-85o 40-100o 30-90o 50-90o 40-85o 50-85o 40-80o 50-95o 45-90o 40-80o 65-95o 65-90o
Oxidation Fair Fair Excellent Good Very
Good
Good Excellent Excellent Excellent Out
standing
Excellent Excellent Excellent Excellent
Ozone Weathering Poor Poor Out- standing Fair Very Good Good Out- standing Excellent Very
Good
Fair Out- standing Excellent Good Good
Oil Resistance ASTM Oil No.1 @ 20 C Poor Poor Fair Good Excellent Good Good Excellent Excellent Excellent Excellent Good Excellent Excellent
ASTM Oil 1 @ 100 C Un-
satisfactory
Un-
satisfactory
Un-
satisfactory
Good Good Good Good Excellent Good Excellent Excellent Good Excellent Excellent
ASTM Oil 3 @ 20 C Un-
satisfactory
Un-
satisfactory
Un-
satisfactory
Good Good Good Good Excellent Good Excellent Excellent Good Excellent Excellent
ASTM Oil 3 @ 100 C Un-
satisfactory
Un-
satisfactory
Un-
satisfactory
Good Good Good Good Excellent Good Excellent Fair Good Excellent Excellent
ASTM Oil 3 @ 40 C Un-
satisfactory
Un-
satisfactory
Un-
satisfactory
Fair Poor - Fair Poor Unsuitable Excellent - Good Excellent Excellent
Solvent Resistance 20 C                            
Alcohol Good Good Good Good Good Poor Good Good Good Good Excellent      
Acetone Fair Fair Good Un- satisfactory Fair   Un- satisfactory Un- satisfactory Fair Unsuitable Good   Un-satisfactory Good
Benzene Un- satisfactory Un- satisfactory Un- satisfactory Un- satisfactory Un- satisfactory   Un- satisfactory Un- satisfactory Un- satisfactory Good Fair   Un-satisfactory Good
Acid Fair Fair Good Good Good Good Very Good Poor Fair Excellent Good Good Good Good
Bases Good Good Good - Fair   Good Poor Fair Good Good   Good Good
Physical Strength Excellent Good Good Good Good Fair Good Good Fair Good Good Fair Good Good
Compression Set Good Good Good Good Fair to Good Fair Fair Good Good Good Good Very Good Fair Fair
Tear & Abrasion Excellent Good Good Good Good Good Good Good Poor Very Good Very Good Poor Very Good Very Good
Resilience Excellent Good Very Good Good Very Good Fair Fair Poor Good Fair Fair Good Fair Fair
Gas Permeability Poor Fairly Low Fairly Low Low Low Low Low Low Fairly Low Very Low Good Fair Fair Fair
Electrical Strength Excellent Excellent Good Poor Good Good Good Fair Excellent Good Poor Good Good Good
Flame Resistance Poor Poor Poor Poor Self- Extinguishing Fair Good Poor Good Self- Extinguishing Poor Good Good Good
Water Resistance Very Good Good Excellent Fair Good Good Very Good Poor Good Good Very Good Very Good Good Good