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

Table 4

Rubber fatigue life with different properties at 50%, 60%, and 70% strain values.

Strain (%)	Specimen number	(cycle)
		S70N30	S50N50	S40N60	S50N50C5	S40N60C3	S40N60C5	S40N60C7
50	1	68693	92890	117180	151762	145632	204096	178463
	2	67521	91762	114531	150078	142793	207661	176520
	3	66207	94385	112375	147326	140066	206889	179827
60	1	39320	77351	89243	134261	119612	144205	136029
	2	37983	78629	88127	133556	118720	145430	132157
	3	35632	79443	91246	131040	117241	141097	134763
70	1	21232	50131	61339	84239	93261	129461	127231
	2	19734	49362	59748	86521	94567	128554	122869
	3	18283	47695	58183	87766	91342	126293	124076