Forecast of the Unit Explosive Consumption for Blasting in Open-Pit Iron Mine

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Metal Mine ›› 2009, Vol. 39 ›› Issue (07): 33-35+38.

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Forecast of the Unit Explosive Consumption for Blasting in Open-Pit Iron Mine

Li Zhanjun，Wen Jianqiang，Zheng Bingxu

Guangdong Hongda Blasting Co., Ltd.

Online:2009-07-15 Published:2011-04-26

Abstract

Abstract: With the forecast practice of the unit explosive consumption for blasting in an open-pit iron mine, the forecast method and calculation method by Kuznetsov and Rosin-Rammler mathematical model at a given boulder yield are presented.Evaluation and suggestions are made on the optimization of blasting parameters of open-pit blasting by the said model based on the practical experience.

Key words: Open-pit mine, Blasting, Boulder yield, Unit explosive charge

LI Zhan-Jun, WEN Jian-Qiang, ZHENG Bing-Xu. Forecast of the Unit Explosive Consumption for Blasting in Open-Pit Iron Mine[J]. Metal Mine, 2009, 39(07): 33-35+38.

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Forecast of the Unit Explosive Consumption for Blasting in Open-Pit Iron Mine

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