KAMY Roadheaders

KM's BETEK chinese regional agent, and our products are exported all over the world.

full face rock tunnel boring machine /rock cutting machine /mitsubishi tbm machine

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Design theory of full face rock tunnel boring machine

At present, the inner cutters of a full face rock tunnel boring machine (TBM) and transition cutter edge angles are designed on the basis of indentation test or linear grooving test.

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Fragmentation Energy-Saving Theory of Full Face Rock Tunnel

A full face rock tunnel boring machine (TBM) is a large underground device for full-scale boring of rock. The cutting of rock requires considerable power (usually up to several thousand kW) and involves massive energy consumption.

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The Current State of Disc Cutter Design and Development

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Hard-Rock Tunnel Boring Machines - Home - Tunnel

The first TBM intended to cut hard rock was the Wilson Patent Stone Cutting Machine. It was invented in 1851 and was mobilized to the east portal of the famous Hoosac Tunnel in North Adams, Massachusetts. This machine was designed to cut a 13-in. wide cir

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