Table 4. Uncured Properties and Cure Characteristics of the Compounds

Compound ENR-25/BR blend ENR-50/BR blend
E25-55 E25-65 E25-75 E50-55 E50-65 E50-75
G′0.28% - G′−40% (MPa) 0.6 1.06 1.94 0.93 1.68 3.57
Mooney viscosity (MU) 85 107 136 97 130 165
t90 (min:s) 6:56 7:32 8:04 7:22 8:51 11:10
Tmin (N-m) 0.35 0.47 0.70 0.37 0.56 0.69
Tmax (N-m) 2.12 2.54 3.04 2.25 2.74 3.42
ΔT (N-m) 1.77 2.08 2.35 1.89 2.18 2.73