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Blasting Through the Ages: The evolution of initiation systems
Step through time and observe how miners of the past initiated blasts, as well as how initiation systems became safer and more reliable. Keep Reading
Blasting Through the Ages: Explosive advancement through the ages
From Greek fire to packaged emulsions, explosives morphed dramatically over two millenniums into the sophisticated solutions available today. Keep Reading
Blasting Through the Ages: A brief history of drilling
P&Q debuts a four-part series with a reflection on drilling’s centuries-old history and an exploration of exciting technology to come. Keep Reading
Blast performance based on violence
Violence factor is a revolutionary KPI that managers can quickly use to assess blast performance. Keep Reading
Evaluating the effectiveness of powder factor
Powder factor design, which does not provide any indication of breakage, muck pile characteristics or environmental considerations, is a dated approach that ultimately costs producers. Keep Reading
Blasting mechanics: Material properties and powder factor
Read about the true influence rock strength, rock structure, velocity and powder factor have on a quarry blast’s effectiveness. Keep Reading
Blasting mechanics revisited: Characteristics of explosives
This feature story explores modern blasting products, including the function and selection of explosives based on properties and cost for your blasting process. Keep Reading
Blasting mechanics revisited: Blasting design standards
Knowing how to control a blast's effects is critical for your operation. Fortunately, basic principles emerged more than 50 years ago to simplify setup. Keep Reading
Blasting Mechanics Revisited: The mechanics of rock breakage
Part 1 of a four-part Pit & Quarry series reflects on practical blasting concepts put forth more than a half-century ago, and how they remain highly relevant to aggregate producers today. Keep Reading
