Table 2. Compounding Procedure for the T-1 to T-7 Compounds

Start temperature	Time	Action				rpm
120°C		T-1 (Oil ref.)	T-2,5 (After TESPT)	T-3,6 (With TESPT)	T-4,7 (Before TESPT)
	0:00	Add rubber				20
	0:40	Add silica + TESPT + Oil	Add silica + TESPT	Add silica + TESPT + LqBR	Add silica + LqBR	40
	5:40	-	Add LqBR	-	Add TESPT	50
	7:40	Add ZnO + StA + 6PPD				50
	10:00	Dump (140~150°C)				0