Construction Case

CORTECH has customers in over 30 provinces, municipalities, and autonomous regions in China, as well as more than 20 countries and regions such as Russia, the United Kingdom, Australia, and Brazil. We are an internationally renowned supplier of hydraulic drilling rigs.

Construction site: Ali Reform, Tibet (5100 meters above sea level) Ore type: Copper ore Model used: CSD3000 Final hole aperture: φ75mm Final hole depth: 1688.88m Construction time: 52 days User unit: Tibet Yanyu Mineral Exploration Co., Ltd.

Ore body: drainage well Model used: CMD100 Construction process： One open: aperture φ1100mm, lower surface casing； Second opening: the construction of φ900mm DTH hammer is used, and the construction is up to 13.Change φ650mm at 7m and drill to 253m.

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