Excavator mounted rock drilling attachments are designed to be used in various job sites such as drilling and blasting, quarrying Mining, rock bolting, rock and concretre demolition, construction works, etc. ProDrill rock drills' percussion hour to engine hour ratio is exceptionally good at 60 %, which is substantially higher than what can be achieved with conventional drilling rigs.
Indepth survey report: control technology comparative evaluation of rockdrilling rigs at Trumont Quarry, Hopkinton, Massachusetts. The respirable dusts are generated because compressed air is used to flush the rock cuttings up from the drill hole. Three rigs were evaluated. The first rig used water to .