HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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1. The YT27 air-legged rock drill is suitable for wet drilling horizontal and inclined shell holes in medium to hard rock, with an effective economic drilling depth of up to 5 m. It can be used with the FT140B air-leg depending on the size of the roadway section, and can also be installed on a dolly or drilling frame.
2. The YT27 air-legged rock drill is a new type of high-efficiency rock drilling machine, which is mainly used for rock drilling in mine roadway excavation, and is also a widely used rock drilling tool in railway, water conservancy and national defence projects, and can be used with the FY250 oiler and FT160A (or FT160B) air-leg to drill horizontal and inclined holes in medium and hard rock, and can also be installed on a dolly with the air-leg removed.
| PRODUCT SPECIFICATION | ||
| The parameter name | Unit | The parameter value |
| Weight | kg | ≈27 |
| Length | mm | 668 |
| The cylinder diameter | mm | 80 |
| Piston stroke | mm | 60 |
| Gas consumption | L/s | ≤80 |
| Drilling and frequency | Hz | ≥37 |
| Impact energy | J | ≥75.5 |
| borehole speed | mm/min | ≥475 |
| The borehole diameter | mm | Φ34-45 |
| Perforating depth | m | 5 |
| Shank | mm | 22×108±1 |
Less gas consumption than equivalent models
Widely used in mining tunneling and various engineering operations in the drilling of cannon holes, metallurgy, coal, railway, transportation, water conservancy and national defense stone works.
