Effect of Nanoclay Filler on Fatigue Life of Natural Rubber/Styrene-Butadiene Blend

Table 2

Chemical composition of rubber samples.

Row	Chemical material	Amount (phr)
1	NR	60
2	SBR	40
3	4010 NA^1	1
4	Stearic acid (Sta)	1.5
5	Zinc oxide (ZnO)	5
6	TMQ	0.8
7	Sulfur (S)	1
8	Accelerator ^2 (MBTS)	2
9	Accelerator ^3 (CZ)	2
10	Nanoclay	3, 5, 7

The test samples are prepared according to the ASTM D412 standard. Fatigue tests are performed according to ISO 6943 standard at 3 Hz frequency. ¹N-Isopropyl-N-pheny1-4-Phenylenediamine. ²N-Cyclohexyl-2-benzothiazole sulfonamide (CBS). ³2-2-Dithiobis (benzothiazole).