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YN27C Internal Combustion Rock Drill
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.
Available for drilling,splitting breaking, ramming, shovelling. And widely used in mining,road-construction, quarrying and national defense construction,etc.
1.Weight of the main machine: 27kg
2.Overall dimension: 746×315× 229mm
3.Type of engine:single cylinder,air cooled two strokes
4.Cylinder Diameter×Stroke of piston:5 8 × 70mm
5. Rotating speed of engine: ≥2450r/min
6.Displacement of engine plston: 185cm3
7.Type of carburetor: hand needle valve,no floating type
8.Ignition system: Controllable silicon contactless system
9. Drilling speed:(mean value of five holes) ≥ 250mm /min
10. Max. drilling depth: ≥ 6m
11.Fuel consumption: 0.122 /m
12.Tank capacity:≥ 1.14L
13. Mixing ratio of gasoline and lubrication oil (in volumes):12:1
14. End of drill rod dimensions: hexagonal2 2 × 108mm
15. Rotating speed of drill rod:≥200r/min
16. Clearance of Spark plug :0.5 -0.7mm
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