YN27C rock drill machine

YN27C Internal Combustion Rock Drill

Summary

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.

TECHNICAL SPECIFICATIONS 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