Table 1. Formulation of the Compounds (Unit: phr)

Compound NR/NdBR NR/F-LiBR 10 NR/F-LiBR 20 NR/F-LiBR 30
NR 70 70 70 70
NdBR 60 30 20 10 0
F-LiBR 0 10 20 30
Carbon black (OCI-C) 55 55 55 55
TDAE oil 5 5 5 5
ZnO 4 4 4 4
Stearic acid 3 3 3 3
6PPD 2 2 2 2
TMQ 1 1 1 1
Sulfur 1.3 1.3 1.3 1.3
TBBS 1.1 1.1 1.1 1.1
PVI 0.3 0.3 0.3 0.3