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. 2021 Oct 6;1:120. [Version 1] doi: 10.12688/openreseurope.13716.1

Table 1. Mechanical properties and rheological behaviour: hardness shore A (HA); tensile strength (TS) [MPa]; elongation (EL) [% ]; specific gravity (SG) [g/cm 3]; initial peak (Init) [dNm]; moment lowest (ML) [dNm]; moment highest (MH) [dNm]; time to reach 90% MH (t90) [min.].

Rubber HA TS EL SG Init ML MH t90
NBR70 67 20.0 524 1.22 19.83 11.13 38.39 5.15
NBR80 75 14.5 260 1.28 22.57 10.82 39.32 5.37
NBR90 80 17.8 301 1.26 18.62 7.63 38.18 3.59
EPDM70 68 15.0 258 1.13 14.29 5.48 43.90 7.28
EPDM80 77 15.8 261 1.12 20.49 11.34 52.33 7.38
EPDM90 90 23.0 206 1.20 22.09 9.26 55.97 5.59
FKM70 76 12.0 230 1.90 14.98 4.68 32.77 3.72
FKM80 80 7.4 203 1.88 14.77 4.27 28.16 3.58
FKM90 88 14.0 117 1.91 25.59 8.25 70.43 3.91