YN27C rock drills for sale excavator

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