Energy Evolution Law and Fractal Characteristics of Different Rock Specimen Sizes on Dynamic Compression

Table 2

The results of sieving test of granite specimens fragments.

LDR	Accumulated mass percentage on each sieving mesh (%)					Fractal dimension D	Fragment average particle size(mm)
	0–2.5 mm	2.5∼5 mm	5–10 mm	10–20 mm	20–50 mm
0.5	15.791	15.789	31.578	36.842	0	2.357	8.638
0.6	19.172	15.349	35.321	30.158	0	2.42	7.986
0.7	27.76	12.214	20.023	40.003	0	2.536	8.246
0.8	15.386	11.538	26.923	38.461	7.692	2.336	11.052
0.9	13.515	8.108	16.216	43.243	18.918	2.285	14.772
1	23.531	11.764	17.647	29.411	17.647	2.498	12.566
1.2	9.092	6.818	11.363	15.909	56.818	2.212	23.463
1.5	9.679	4.838	9.677	27.419	48.387	2.194	22.061
2	4.126	2.061	4.123	13.402	76.288	1.94	29.135