China Efficiency Yn27c Gas Powered Jack Hammer Rock Drill

Efficiency YN27C Gas Powered Jack Hammer Rock DrillApplication:

YN27C Inter Combustion Rock Drill 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.

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.
Efficiency YN27C Gas Powered Jack Hammer Rock Drill

Weight of main machine

27kg

Overall dimensions(L*W*H)

746*315*229mm

Cylinder diameter*stroke of piston

Φ58*70mm

Rotation speed of engine

≥2450rpm

Displacement of engine piston

185cm³

Type of carburetor

hand needle valve, float-less type

Ignition system

controllable silicon, contact-less system

Drilling speed (mean value of five holes)

≥250mm/min

Drilling hole diameter

Φ28-42mm

Max drilling depth

6m

Fuel consumption

≤0.12L/m

Tank capacity

≥1.5liter

Drill rod and breaker shank

Hex22*108mm

Rotating speed of drill rod

≥200rounds/min

Clearance of spark plug

0.5-0.7mm

PictureEfficiency YN27C Gas Powered Jack Hammer Rock DrillWorking principle:
Internal Combustion rock drill is a kind of new rock drilling machine powered by small power internal combustion
engine (two-stroke gasoline engine), which is suitable for field operation without power supply and air compressor.
According to the needs of the work, internal combustion rock drills in addition to rock drilling operations, generally
equipped with more than 10 kinds of tools (such as grinding wheel, picks, spades, shovel, etc.), can be broken,
shovel chisel, digging, splitting, ramming and so on operations.