YT27 air leg rock drill
1. Instruction
YT27 air leg rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works in a quarries, railway construction, water conservancy construction and national defence project facility.
2.Specification
| Weight | 27 | KG |
| Outside dimension(L×W×H) | 668*248*202 | MM |
| Cylinder diameter | 80 | MM |
| Piston Stroke | 60 | MM |
| Impact Energy | ≥75.5 | J |
| Impact frequency | ≥36.7(0.63Mpa) ≥39(0.5Mpa) | HZ |
| Air consumption | ≤83.3(0.63Mpa) ≤57(0.5Mpa) | L/S |
| Working Pressure | 0.5-0.63 | Mpa |
| working water pressure | 0.3 | Mpa |
| Air pipe inner diameter | 25 | MM |
| Water pipe inner diameter | 13 | MM |
| Rock drill hole diameter | 34-45 | MM |
| Max Drilling Depth | 5 | M |
| Shank Size | 22*108 | MM |
| FY250A Oil Lubricator | ||
| Weight | 1.2 | ML |
| Oil Reserve | 0.25 | KG |
| FT160A Air Leg | ||
| Length | 1668 | KG |
| Advance Length | 1338 | MM |
| Cylinder diameter | 65 | MM |
| Weight | 17 | MM |
3.Our air-leg rock drills have following features:
. Fit for wet drilling in medium-hard or hard rock
. Grouped control mechanism, quick to start up, with "air on, water on, air off, water off" machanism, convenient to handle and easy to maintain and repair.
. Energy-saving and efficient, long service life of parts which are highly interchangeable and reliable performance
