DELSON focuses on consumables - ensuring you'll get just the right tools, knowledge and support for your operation.
Drifting, tunneling, and bolting are all different methods and approaches utilized in underground drilling and mining to both drill and blast the rock and support the rock.
ONLINE PDFTop hammer drills are primarily used in mining, construction and quarrying of rock material.
Function of shank adapter is to transmit impact energy from the rock-drill piston, as well as rotation torque, into the drill string without energy losses.
Nowadays, especially for weak ground conditions, Umbrella Pipe Roof Method, mainly an arch system is developed