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.
In drilling operations, "reamer drill bits" (or simply reaming bits) come in various forms depending on the industry. The term often causes confusion: top hammer reaming bits used in mining ...
Top hammer drilling remains a preferred method in mining, quarrying, tunneling, and construction due to its efficiency in hard rock environments. Reaming bits are crucial for enlarging boreholes, and ...