YN27C Rock Drill

Specifications

The Internal Combustion Rock Drill Type YN 27C (YN27T) has functions of drillhole, cleavage, bruising, tamping and chiseling.

 

YN27C(YN27T)

Characteristic

  Its outstanding c haracteristic 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.
  The machine has the c haracteristics of easy operation, time saving, labor saving and fast drilling as well as high efficiency, etc.
  It is now reached the first level of the same kind products and all of its parts are interchangeable with international homogeneous products.

Applications

  The Internal Combustion Rock Drill Type YN 27C (YN27T) has functions of drillhole, cleavage, bruising, tamping and chiseling. It is widely used in mine, road construction, quarrying, national defence works, etc.

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 Rotating speed of engine ≥2450 r/min 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) 12:1 Clearance of spark plug 0.50.7 mm