Influence of Decoupled Charge Structure and Filler on the Blasting Effect

Table 7

Distribution of gravel lumpiness after blasting (%).

Decoupling coefficient	Filling medium	Block grade (mm)
		<10	<15	20	<25	<30	<35	<40
1.33	Air	7.26	11.62	14.97	19.17	30.86	37.96	45.07
	EPS	9.37	18.49	23.15	29.37	38.69	48.40	58.10
1.67	Air	5.35	11.17	17.11	23.89	30.51	36.21	41.91
	EPS	11.31	25.09	32.86	42.57	53.64	60.19	66.74
2.00	Air	5.29	9.15	9.93	14.60	20.26	25.04	29.81
	EPS	11.50	22.76	29.95	35.09	44.51	48.64	52.76
2.33	Air	3.07	6.23	8.22	11.91	16.40	19.60	22.80
	EPS	8.98	15.68	18.69	23.73	34.80	40.63	46.45
2.67	Air	3.28	4.79	6.37	10.06	13.62	15.85	18.08
	EPS	11.89	20.63	24.03	31.60	44.90	50.05	55.19