YN27 Inter Combustion Gasoline Rock Drill

YN27 Inter Combustion Gasoline Rock Drill is a very efficient rock drilling 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.

Model:
YN27 Inter Combustion Rock Drill
Brand:
China Coal Group

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Product Description

YN27 Inter Combustion Gasoline Rock Drill Introduction

YN27 Inter Combustion Gasoline Rock Drill is a very efficient rock drilling 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.

Product Parameters

YN27 Inter Combustion Gasoline Rock Drill Parameters

Weight of main machine	27kg
Overall dimensions(LWH)	746315229mm
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