China Zoomlion Zr280 Hydraulic Rotary Drilling Rig

China ZOOMLION ZR280 Hydraulic Rotary Drilling Rig Welcome to MAXIZM Construction Machinery Co.,Ltd!Home of value that works!We provide you with the best quality of BULLDOZER, EXCAVATOR,COMPACTOR, FORKLIFT, MOTOR GRADER,WHEEL ROADER,ETC.Product Description• Zoomlion's specific-use in house undercarriage perfectly matches power systems with hydraulic systems, using the world's leading load-sensing proportionally controlled hydraulic systems, which helps to achieve higher efficiency;• The mast's leveling monitors verticality accuracy of the Kelly bar to ensure verticality of the borehole.• World-class components are used to achieve excellent performance;• Optimized structures such as luffing mechanism, etc. allow the machine to be easier for removal or maintenance;• The mast uses large-arc bending-forming structure with high strength, light weight and good stiffness. The unique separate lubrication path and anti-seize mechanism of the mast turntable allow the machine operation to be more stable and extend the machine life.Product ParametersNAMESPEC. Torque(KN.M)280Drilling Diameter(mm)2500Drilling Depth(m)inter-locking56Friction86Drilling Speed(r/min)8-24Engine ModelCumins QSM11Rated Power(kw)261Rated Engine Speed(r/min)2100Max.Crowd Force(kN)200Max.Crowd Cylinder Pull(kN)220Line Pull(main winch)(kN)274Line Speed(main winch)(m/min)68Line Pull(aux.winch)(kN)90Line Speed(aux.winch)(m/min)66Operating Mass(t)86Traction Force(kN)423Diesel Tank(L)68Rope diameter(Main winch)(mm)32Rope diameter(auxiliary winch)(mm)22CertificationsDetailed Photos Company Profile  /* 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