COAL MINE IN QINGHAI
The machine was delivered in Februray 2020, 4000 meters above sea level. Up to now, the engine has accumulated more than 4500 hours of work, with an average drilling speed of 62m/h. The average drilling time is 500 m/8h per shift, and the average fuel consumption is 22L/h.
A mine in Xinjiang
High altitude 5100m, drilling diameter 89mm - 102mm.
An open mine in Guangdong
The ST120 has been working for more than 2,000 hours, with an average drilling speed at 62 m/h, an average daily drilling at 500 m/8 hours, and an average fuel consumption at 23.1 l/h. Its high efficiency, energy saving and environmental performance are recognized by the client.
A quartz mine in Shandong
The performance of ST120 in quartz mine, f=12-15 and delivery happened in July 2018. The comprehensive drilling efficiency is 32 m/h, and the fuel consumption is 0.757 l/m.
A highway construction in Inner Mongolia
ST120 is recognized and praised by the client for its efficiency, energy saving and environmental performance in highway construction.