Soft ground cutter refers to a rock breaking tool that only rotates with the cutter head and does not rotate. There are many kinds of soft soil cutting tools, and currently commonly used mainly include TBM scraper, edge scraper, cutting knife, rippers, buckets, etc.
The suitable formations are from 15Mpa to 100Mpa, which can be used in the soft ground alone and can also be used as an auxiliary tool for the hard rock.
When drilling ultra-hard, low-abrasiveness rock like granite, gneiss, or basalt, tool life is everything. The spherical button rock drill bit is engineered to withstand massive compressive forces and ...
In quarries and open-pit mines, drilling speed = money. When the rock is medium-hard and highly abrasive—like quartz-rich sandstone or ironstone—the ballistic button rock drill bit is unmatched for ...