YN 27 Portable Petrol Rock Drill Introduction
YN 27 Portable Petrol Rock Drill is a very efficient machine,composed of gasoline engine, Air pump, rock drill. It adapts to these outside situations without water and electronic power. Meanwhile it is a hand- held drill, during operation,rock power is blown away by the compressed air produced by the machine itself. .Its suited to work on high mountains, plains, hot and cold area with no power and no water supply and air compressing equipment, and especially suits the projects that the machine has to be carried at any time and in any area.
Details Technical of the rock drill
Model YN27C/YN27
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
YN 27 Portable Petrol Rock Drill Main Characteristics
1. Easy to operate, just turn the handle to make it work.
2.Time and labor saving, drilling fast and high efficiency.
3. First-class level drilling tools, suitable for site without power or pressure equipment, it has wide adaptability for high mountain and plain, extreme temperature (40 to -40).
4.Used to drill vertical downward hole(max depth 6) and and <45° upward hole.
5.Light drilling tools, only 27kg, easy to carry.