November 30, 2021

What is the bulk output rate?

The large output rate, also called the bulk rate, refers to the percentage of unqualified blockage to the total amount of blasted rock. It is an important blasting quality indicator in production. Generally, the method of counting the bulk rate of detonator consumption is adopted. Its calculation method is:
In the formula:
The total number of detonators used for N-broken chunks;
N-breaking the number of detonators per unit of large block, /m 3 ;
V-blasting total rock volume, m 3 .

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