Material properties

Properties  Materials                  
                     
  NBR FKM EPDM EPDM VMQ HNBR FFKM FVMQ CR AU / EU
      sulphur  peroxide            
                     
Compression set 1 1 3 1 2 1 3 2 2 3
Tear strength 2 2 3 2 4 1 2 3 2 1
Abrasion resistance 2 2–3 2 2 4 2 3 3 2 1
Ageing resistance 4 1 2 2 1 2 1 1 2 1
Ozone resistance 4 1 2 2 1 2 1 1 2 1
Resistance to oil and grease 2 1 5 5 3 2 1 2 3 2
Fuel resistance 4** 2** 5 5 4 3 1 2 3 3
Resistance to hot water[°C] 80** 80** 130 150 100 100** *** 100 80 50

Resistance to steam
[°C]

130 175 120* *** 120*
Heat resistance
standard materials [°C]
100 200 130 150 200 150 260 175 100 100
Heat resistance
special materials [°C]
120 250 330
Low temperature resistance
standard materials [°C] 
–30 –15 –45 –50 –55 –30 –15 –55 –40 –40
Low temperature resistance
special materials [°C]
–50 –35 –40 –35 –50

 
1 = very good  /  2 = good  /  3 = average  /  4 = low  /  5 = weak
* =short term  /  ** = better result only with special compound  /  *** = depends on compound