mine drilling,blasting and detonation

  • BME Offers AXXIS Initiation System – Rock Products Magazine

    Nov 30, 2021 · For blasting markets that place great value on a robust, safe and easy-to-use electronic detonation solution, mines and quarries in the Americas can consider BME’s latest-generation system – AXXIS Titanium. “As the most advanced version of BME’s proven AXXIS digital initiation system, AXXIS Titanium breaks new ground for blast efficiency and mine productivity,” said Aaron Austin ...


    Bender (1999) defined production blasting as the type of blasting that is designed to fragment a predetermined volume of rock; widely spaced holes are drilled and fired in a controlled delay sequence.

  • Drill and Blast Method

    Drilling and Blasting Method Sequences. 1- Drilling. Before the blasting takes place, the drilling rig bores the drill holes – determined in advance in a blasting plan –

  • The Most Treacherous Battle of World War I Took Place in ...

    Four teams of 25 to 30 men worked in continuous six-hour shifts, drilling, blasting and hauling rock, extending the tunnel by 15 to 30 feet each day. It would eventually stretch more than 1,500 feet.