Compound datasheets

Name Elastomeric base Hardness Applications Certificates Colour Temperature range Download(pdf)
NK 43 SMR 10 43 +/-5 SH A Anti-Vibration   Black -40 - +80 o NK 43
NK 55 SMR 10 55 +/-5 SH A Anti-Vibration   Black -40 - +80 oC NK 55
NK 72 SMR 10 72 +/-5 SH A Anti-Vibration   Black -40 - +80 oC NK 72
NBR Akrilnitril-butadiene 30-90 +/-5 SH A Resistant to oil, fuel, and other chemicals   Black    
EPDM Ethylene-Propylene-Diene-Monomer 30-90 +/-5 SH A Resistant to acid   Black   EPDM
CR Polychloroprene 30-90 +/-5 SH A     Black    
HNBR 55 Hydrogenated nitrile butadiene rubber 55 +/-5 SH A     Black   HNBR

 

 

The caracteristic properties of the
vulcanized rubber
Natural rubber Styrene
Butadiene
Ethylene
Propylene Diene
Butyl Chloroprene
International mark NR SBR EPDM IIR CR
Hardness range [SH A] 25-95 20-95 20-95 30-80 20-90
Physical
properties at
room
temperature
Tensile strenght 5 4 4 3 4
Strain 5 4 4 5 4
Flexibility 5 4 4 0 3
Permanently unusable resistance 5 3 3 3 4
Wear 3 4 4 2 4
Permanent
deformation
Max. operating temperature 3 3 1 3 2
Room temperature 1 2 0 2 2
Temperature
characteristics
Min. continuous operation temperature -55 -45 -50 -60 -40
Max. continuous operation temperature 80 90 130 130 100
Tenancity
Gasoline 0 0 0 0 1
Mineral oil at 100°C 0 0 0 0 3
Aqueous solutions of inorganic acids 1 1 5 5 3
Aqueous solutions of inorganic alkalis 2 2 5 5 3
Water at 100°C 2 2 5 5 3
Weather and Ozone 2 2 5 4 5

 

The caracteristic properties of the
vulcanized rubber
Chlorosulfonated
Polyethylene
Chlorinated
Polyethylene
              Epichlorohydrin Acrylonitrile
Butadiene
Hydrigenated
Nitrile
International mark CSM CM ECO NBR HNBR
Hardness range [SH A] 45-90 60-95 40-90 20-95 50-95
Physical
properties at
room
temperature
Tensile strenght 4 3 3 4 5
Strain 3 3 3 4 4
Flexibility 1 3 3 3 3
Permanently unusable resistance 4 1 2 3 2
Wear 3 3 3 5 5
Permanent
deformation
Max. operating temperature 4 3 3 3 3
Room temperature 3 1 1 1 3
Temperature
characteristics
Min. continuous operation temperature -30 -30 -45 -45 -40
Max. continuous operation temperature 125 135 130 110 150
Tenancity
Gasoline 1 1 3 3 3
Mineral oil at 100°C 3 3 4 5 5
Aqueous solutions of inorganic acids 5 5 3 3 3
Aqueous solutions of inorganic alkalis 4 4 3 2 3
Water at 100°C 4 4 3 3 4
Weather and Ozone 5 5 5 1 5

 

The caracteristic properties of the
vulcanized rubber
Urethane Acrylate Ethyl Acrylate Fluorine Silicone Fluorine Silicone
International mark EU ACM AEM FKM VMQ FVMQ
Hardness range [SH A] 55-90 50-90 50-90 50-90 20-90 40-80
Physical
properties at
room
temperature
Tensile strenght 5 3 4 3 2 2
Strain 4 3 4 3 5 3
Flexibility 3 1 3 0 4 1
Permanently unusable resistance 2 2 2 1 1 1
Wear 5 2 2 2 1 1
Permanent
deformation
Max. operating temperature 3 3 3 0 0 0
Room temperature 3 3 3 1 0 0
Temperature
characteristics
Min. continuous operation temperature -40 -30 -40 -30 -50 -65
Max. continuous operation temperature 120 160 160 220 210 200
Tenancity
Gasoline 3 1 1 5 1 5
Mineral oil at 100°C 4 5 5 5 3 5
Aqueous solutions of inorganic acids 0 1 4 5 3 3
Aqueous solutions of inorganic alkalis 0 1 1 5 1 1
Water at 100°C 0 3 5 5 3 3
Weather and Ozone 5 5 5 5 5 5