KDY-30/30H/30G，Hydraulic Underground Rock Drill

1.KDY-30G underground rock drill adopts full hydraulic transmission. The rotation, feeding and lifting of power unit are all completed by the independent open hydraulic transmission system which is composed of constant displacement pump and constant displacement motor. This system is designed with simple and advanced structure and it's convenient to use and maintain. 

2.The main hydraulic components adopt the products of world-famous hydraulic component company. Oil filtration adopts two-stage filtration method, which can ensure the hydraulic system reliable. 

3.KDY-30G drill is lightweight so that it's easy to move, assemble and repair, and especially convenient for the constructions in the tunnel and on the pipe rack.