INDAU RAISER RAISE BORERS FOR VERTICAL, INCLINED AND HORIZONTAL SHAFTS
Indau Raise Borers are designed to meet the demands set by extreme conditions. To ensure this, the technical components and operational stability of the machines have been perfected to the last detail. Raiser 500-H A Raiser 500-H drilling a ø 3.05 m / 280 m ventilation shaft in an iron ore mine, four 500-H units drill a total of 20000 m shafts. Kiruna mine, Sweden.