Introduction of YT29A rock drill
YT29A air leg rock drill is a heavy type air leg rock drill with the qualities of large performance and reduced intake.
It is specifically suitable for railway, freeway, drinking water and electrical power development.
It is also the replacement merchandise of mine tunnel excavation and a variety of rock drilling operations in metallurgy, coal and other mines.
YT29A Air leg rock drill is suited for drilling horizontal and inclined holes on medium challenging and difficult rocks (f=8~18), and also could drill bolt holes upward, the drill gap diameter is 34-45mm, effective drill hole depth is 5m.
Parameter of YT29A rock drill
| YT29A air leg rock drill | |
| CZPT weight | 26.5kg |
| Overall size ( length* width*height) | 659* 248* 205mm |
| Cylinder diameter | 82mm |
| Piston structure stroke | 60mm |
| Working pressure | .forty-.63Mpa |
| Impact energy | ≥78 (.63Mpa) |
| ≥69 (.5Mpa) | |
| ≥50 (.4Mpa) | |
| Air comsumption | ≤88 (.63Mpa) |
| ≤65 (.5Mpa) | |
| ≤52 (.4Mpa) | |
| Impact Frequency | ≥39 (.63Mpa) |
| ≥37 (.5Mpa) | |
| ≥36 (.4Mpa) | |
| Torque | ≥20 (.63Mpa) |
| ≥16 (.5Mpa) | |
| ≥14 (.4Mpa) | |
| Water pressure | .3Mpa |
| Air pipe inner diameter | 25mm |
| Water pipe inner diameter | 13mm |
| Drill hole diameter | 34-45mm |
| Max. drill hole depth | 5m |
| Working temperature | -thirty~45degree |
| Shank size | H22* 108+/-1mm |
| FY250 Lubricator | |
| Fat | 1.2kg |
| Oil capacity | .25L |
| FT160A air leg | |
| Air leg length | 1668mm |
| Pushing stroke | 1338mm |
| Air cylinder inner diameter | 65mm |
| Fat | 17kg |
Photographs of YT29A rock drill