Effect of Water-Decked Blasting on Rock Fragmentation Energy

Table 1

Maximum borehole pressure of two types of charge patterns in theory.

Type	(mm)	(mm)	(m)	(m)	(GPa)	(kg)	(MPa)
Normal blasting	40	50	0	8	2.18	46.0	727
Water-decked blasting	50	50	3.12	4.88	2.18	46.0	1299