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♦ Instruction ♦
1.The rock drill is a kind of high efficiency air leg rock drill machine.
2.Used for blasting holes and other drilling works in a quarries, railway construction, water conservancy construction and national defence project facility.
3. When it is matched with Model FY250 Oil reservoir and Model FT160A or FT160B Air-leg , it is suitable for wet drillingunder various of rocks.
4.Global export.
♦ Safety ♦
a. Ensure that technical safe practices are employed.
b. Pay attention to the position of steel wire ring clamp, if found it fray,change it.
c. Check steel wire ring clamp whether or not abrase, if so, change another at once.
d. Do not allow use low burning point and easy explosion lubricating oil.
Air leg rock drill:YT27,YT28,YT29A,YT24,YT23,YT23D,YO18,Y20,YSP45
| Model | Weight | Air consumption | Impact frequency | Air pressure |
| (KG) | (L/S) | (HZ) | (MPA) | |
| YT27 | 26 | ≤85 | ≥36 | 0.63 |
| YT28 | 26 | ≤81 | ≥37 | 0.4-0.63 |
| YT29A | 26 | ≤82 | ≥40 | 0.63 |
| YT24 | 24 | ≤66.7 | ≥31 | 0.4-0.63 |
| YT23 | 24 | ≤80 | ≥36 | 0.63 |
| YT23D | 24 | ≤38 | ≥30 | 0.35-0.63 |
| YO18 | 18 | ≤22.5 | ≥34.6 | 0.39-0.59 |
| Y20 | 18 | ≤25 | ≥30 | 0.4 |
| YSP45 | 44 | ≤83 | ≥47 | 0.5 |
