(PDF) Roadheader applications in mining and tunneling

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A model to predict the performance of roadheaders based on the Rock Mass Brittleness Index ... Performance prediction is an important factor for successful roadheader application and generally deals with machine selection, production rate and bit consumpt

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Prediction of roadheader performance plays a significant role in the plan of tunnel construction, which is influenced by different key parameters, including rock strength, discontinuity in rock mass, type and specifications of roadheader machine, and brit

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