Specialized equipment for drilling and blasting operations Z254 - a self-propelled, high-performance drilling rig on a crawler chassis with a closed cabin, a diesel engine, an air screw compressor, a dry dust collector, a multi-angle mast with a down-the-hole hammer (DTH) with a drum feeder for drill rods with an automated quick feed mechanism, connections and replacements. The Z254 model has a wide range of applications in large open-pit mines and drilling vertical and inclined wells. A good alternative to more expensive Atlas Copco, Furukawa, Junjin, Sandvik drilling rigs. Main technical characteristics: Rock hardness f=6-20 Drilling diameter f115-152 mm Drilling depth 24m Number of rods 4+1 Drill rod D89x5000 mm Drilling hammer ND45A (impact frequency 30 Hz) Replacement, connection and feeding of rods Automatic Rotation speed 0-110 rpm Torque 4000 N/m Maximum feed force 25 kN Compressor capacity 19 m3/min Compressor power 21 Bar Diesel engine Cummins QSL8.9-C360-30 Engine power 264 kW Chassis horizontal adjustment angle up/down 10° Gradeability 25 ° Overall dimensions of the unit 11200x2360x3100 mm Weight 15 tons Price in Blagoveshchensk (Amur region) - given for reference, due to changes in exchange rates please check!!! We offer any models of drilling rigs.
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