Compared to PSi, FSi having higher surface area gives NR samples with higher tear strength and thermal aging resistance but, adversely, higher compound viscosity, heat build-up, compression set, rolling resistance and lower resilience.
Comparedto PSi, FSi having higher surface area gives NR samples withhigher tear strength and thermal aging resistance but,adversely, higher compound viscosity, heat build-up,compression set, rolling resistance and lower resilience.