Introduction of Portable Breaker YN27C Internal Combustion Rock Drill

Portable Breaker YN27C Internal Combustion Rock Drillis a hand-operated rock-drilling tool, composed of a small gasoline engine, an air compressor and rock drill. Its outstanding characteristic is that the stated functions can be realized by changing the hand handle according to the requirements without changing the inner parts of the machine head. Available for drilling, splitting breaking, ramming, shoveling. And widely used in mining ,road construction, quarrying and national defense construction.

The Internal Combustion Rock Drill Type YN 27C has functions of drilling holes, cleavage, bruising, tamping and chiseling.

Parameter of Portable Breaker YN27C Internal Combustion Rock Drill

TECHNICAL SPECIFICATIONS
Weight of main machine	27 kg
Type of carburetor	Hand needle valve, no floating type
Ignition system	Controllable silicon contactless system
Displacement of engine piston	185 cm3
Load Rotating speed of engine	≥2450 r/min
Idling rotating speed of drill rod	≥200 r/min
End of drill rod dimensions	Hexagonal 22x108 mm
Max drilling depth	≥6 m
Tank capacity	≥1.14 L
Drilling speed	≥250mm/min
Mixture ratio of gasoline and lubricating oil(in volumes)	9:1
Clearance of spark plug	0.5-0.7 mm

Introduction of Portable Breaker YN27C Internal Combustion Rock Drill

Parameter of Portable Breaker YN27C Internal Combustion Rock Drill

Figure Photos of Portable Breaker YN27C Internal Combustion Rock Drill