Hfj19 Slope Piling Tunnel Rotary Anchorage for Soil Sand Drill Rig

Product features     HFJ19 jumbo is specifically designed for small tunnel drilling - horizontal blasting holes drilling, bolt drilling and other applications. The power of the hydraulic high frequency drifter up to 15 kw.     The dual buffering mechanism for effective absorption of recoil energy for long service of drill tools and auto parallel positioning function ensuring parallelism between holes.HFJ19 jumbo is an upgrade and best choice for replacement of manual drilling.Main parameter HFJ19 Technical Specifications Hole range 45-89 mm Rod size 2500 mm/3050 mm/3700 mm Drilling depth 2240 mm/2790 mm/3440 mm Maximum working area 25 m² Drifter Percussion Frequency60 Hz Hydraulic System Pressure 210 bar Percussion Power 15/18 kw Rotation Speed 0-388 rpm Maximum Torque 670/752 N.m Weight 160/170 kg Compressor Pressure 7 bar Capacity F.A.D 0.3 m³/min Electric Motor Model Y2-225M-4 Frequency 50 Hz Power 45 kw Votage 380 V RPM 1475 r/min     Diesel Engine Model 4BTA3.9-C100(Cummins) RPM 2200 r/min Power 75 kw/(at 2200rpm)    Company introduction/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1