Complaint
We manufacture the air leg rock drill(pneumatic rock drill), petrol rock drill and hydraulic rock drill tools. The rock drill is a kind of high efficiency rock drill machinery. It is widely used in rock tunneling and drilling blast holes in various rock drilling operations. This machine has a wide range of application, and is suitable for drilling horizontal or askew horizontal or askew gun holes on medium-hard or solid rocks (f= 8-18), and the drilling depth can reach 6 meters.
Features
1. The pneumatic handheld mini 28kg rock drill machine save energy and high efficiency, while blast hole diameter is about 34m-42m, drill hole depth is 6m.
2. Strong impact energy, low vibration and easy handling.
3. The rock drill tools is suitable for drilling and blasting under various of rocks and and direction angles.
4. Low noise, light weight, easy cleaning air / water holes and spare parts are easily purchasing.
5. First-class level Drilling Tools, suitable for sites without power or air pressure equipments, it has wide adaptability for high mountains and plains, extreme temperature (±40ºC).
Technical Parameter
Pneumatic Type
| Model No. | YT28 Rock Drill |
| Drilling hole diameter(mm) | 28-60 |
| Drilling depth(m) | 0.5-6 |
| Piston stroke(mm) | 80/60 |
| Impact frequency(HZ) | more than 37 |
| Pipe diameter(mm) | 25/13 |
| Wprking wind pressure(Mpa) | 0.4-0.63 |
| Working water pressure(Mpa) | 0.2-0.4 |
| Machine diamension(mm) | 661*247*195 |
Gasoline Engine Type
| Model No. | YN29 Gasoline Rock Drill |
| Drilling hole diameter(mm) | 24-46 |
| Drilling depth(m) | 6 |
| Machine weight(kg) | 29 |
| Engine diaplacement(cm3) | 185 |
| Oil tank volume(L) | more than 1.14 |
| Bore holing speed(mm/min) | more than 250 |
| Impacting force(J) | more than 2 |
