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YN27 hand hammer rock drill/hydraulic rock drill/pionjar 120 rock drill
Introduction :
The internal combustion rock drill type YN27J is a very efficient hand held drill machine bulit up with gasoline engine, air pump, rock drill and the rotation plumbum equipment for running or stop. It can be used for breaking, percussive drilling, tamping besides rock.
Advantages:
•Needless to replace the internals of the engine head, just handle the handle to operate it.
•Easy to operate. More time-saving and effortless. Drilling faster and more efficient.
•Have reached the Tip-top level of the same field now, and allow to be replaced with the same kind of the domestic products.
Applications:
Available for drilling, splitting breaking, ramming, shovelling. And widely used in mining,road-construction, quarrying and national defense construction, etc.
Tech Specification:
| Model | YN27C |
| Weight | 27kg |
| overall dimension | 746*315*229mm |
| engine | single cylinder, air cooled two strokes |
| Cylinder diameter*stroke piston | 58*70mm |
| Rotating speed of engine | more than 2450r/min |
| displacement of engine | 185cm^3 |
| carburetor | hand needle valve, no floating type |
| Ignition system | controllable silicon contactless system |
| Drilling speed | more than 2450r/min |
| Max drilling depth | 6M |
| Fuel consumption | 1.2L/min |
| Tank capacity | more than 1:14L |
| mixing ratio of gasoline and lubrication oil | 12:01 |
| end of drill rod dimensions | hexagonal 22*108mm |
| Rotating speed of drill rod | more than 200r/min |
| Clearance of spark plug | 0.5-0.7mm |
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