used voest alpine sandvik roadheaders

A paradigm shift - Minestories : Minestories

Roadheaders are often a more cost-efficient alternative, eliminating the need for drilling, blasting and mucking and reducing ground support costs.

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A review of rock cutting for underground mining: past ...

Introduction. Blasting is the dominant method of breaking rock for the purposes of mining. When used underground, blasting is part of a batch process.

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