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云南天宇爆破技术有限公司是云南省一家具有1级(A级)资质的爆破公司。为了提高爆破作业的机械化水平和生产效率,该公司于2013年2月引进了一台阿特拉斯·科普柯PowerROC D55型潜孔式液压露天钻机,并将其成功地应用在昆明的白沙地土石方平整项目中。该公司此次承接的是白沙地的工地平整爆破任务。项目平均海拔2500m,岩石硬度参数为f=10,总的岩石爆破量为350
Yunnan Tianyu Blasting Technology Co., Ltd. is a Yunnan Province has a level (A-level) qualification blasting company. In order to improve the mechanization level and production efficiency of blasting operations, the company introduced an Atlas Copco PowerROC D55 down-hole hydraulic open-air drilling rig in February 2013 and successfully applied it to the white sand of Kunming Earth and stone formation project. The company is undertaking this site is white sand blasting mission. The average elevation of the project is 2500m, the rock hardness parameter is f = 10, and the total rock blasting amount is 350