Table 1. Formulation of Seismic Isolation Damper Rubber Compound (phr)

Sample Designation	NR	CCA-g-NR	ZnO	Addactives	ISAF	A-2	Sulfur	CBS
NgC-0	100	0	5	9	70	5	2	1
NgC-20	80	20	5	9	70	5	2	1
NgC-40	60	40	5	9	70	5	2	1
NgC-60	40	60	5	9	70	5	2	1