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Calvin J. Konya

Calvin Konya

Longtime blasting educator Konya dies

Calvin Konya, 78, was considered a pioneer in his field, sharing his vast blasting knowledge around the world over a long and illustrious career. Keep Reading

Richard Ash presented key ratios 56 years ago that could be applied throughout surface blasting conditions to give comparisons between multiple types of operations. Photo: iStock.com/Xesai

Evaluating the effectiveness of powder factor

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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

Today’s commercial explosives are compound mixtures that contain carbon, hydrogen, oxygen and nitrogen. Photo: iStock.com/Pattadis Walarput

Blasting mechanics revisited: Characteristics of explosives

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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

Richard Ash presented key ratios 56 years ago that could be applied throughout surface blasting conditions to give comparisons between multiple types of operations. Photo: iStock.com/Xesai

Blasting mechanics revisited: Blasting design standards

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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

Photo courtesy of Anthony Konya

Rhythmic timing practices in drilling and blasting applications

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Proper design and critical timing functions should be incorporated into your method to deliver better blast results. Keep Reading

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