Open-Pit Mine Geological Model Construction and Composite Rock Blasting Optimization Research

Table 2

The model group with different hole network parameters.

Model number	Hole depth (m)	Blasting delay between holes (ms)	Blasting delay between rows (ms)	Hole distance (m)	Row spacing (m)
1	15	60	120	5	4
2				5	5
3				6	5