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Table 4 Mechanical properties of NBR and EPDM and their composites

From: Effect of graphene on polar and nonpolar rubber matrices

Sample code TS(MPa) E(MPa) EB (%)
NBR 4(−) 3.9 337.0(−)
*NBR-GO-0.1 7.7 (92.5%) 13.2 (238.5%) 567.0 (68.2%)
*NBR-GO-0.5 5.6 (40%) 16.8 (330.8%) 454.0 (34.7%)
*NBR-GO-1 6.1 (52.5%) 19.7 (405.1%) 454.0 (34.7%)
*NBR-rGO-0.1 5.7 (42.5%) 15.4 (294.9%) 241.0 (−28.5%)
*NBR-rGO-0.5 4.7 (17.5%) 19.3 (394.9%) 300.0 (−11.0%)
*NBR-rGO-1 4.8 (20.0%) 22.2 (469.2%) 336.0 (−0.3%)
EPDM 1.9(−) 9.9(−) 158.0 (−)
EPDM-GO-0.1 2.1 (10.5%) 15.5 (56.6%) 159.0 (0.6%)
EPDM-GO-0.5 2.2 (15.8%) 18.9 (90.9%) 175.0 (10.8%)
EPDM-GO-1 2.5 (31.6%) 23.3 (135.4%) 163.0 (3.2%)
EPDM-rGO-0.1 2.0 (5.3%) 14.5 (46.5%) 157.0(−0.6%)
EPDM-rGO-0.5 2.6 (36.8%) 24.0 (142.4%) 190.0 (20.3%)
EPDM-rGO-1 3.2 (68.4%) 33.4 (237.4%) 238.0 (50.6%)
  1. NB: TS: ultimate tensile strength (MPa), and *EB: elongation at break(%) for *NBR-GO/rGO compounds were collected from our previous work (Mensah et al., 2014) for comparison with properties of EPDM filled systems