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drill tunnel - Roadheader Cutting Machine

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C21hd 19mm Tunneling Mining Roadheader Rock Drill Cutting

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roadheaderscutting pick/cutting tooth - Roadheaders

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Sandvik – Merchandise webshop

Our Sandvik MT720 is an electrically powered and crawler-mounted boom-type roadheader which is engineered to cut hard and abrasive rock beyond 120 MPa compressive strength at mechanized tunneling.

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boring and milling lathe machine - ristoranteriposo.it

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Sandvik MT361 Roadheader For Tunneling — Sandvik Mining ... Sandvik MT361 roadheader is an electro-hydraulic part-face cutting machine designed for roadway development and for coal, rock, gypsum, potash and salt mining.

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Roadheader applications in mining and tunneling (PDF

Roadheaders offer a unique capability and flexibility for the excavation of soft to medium strength rock formations, therefore, are widely used in underground mining and tunneling operations. A critical issue in successful roadheader application is the ab

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