KG550 Down The Hole Hammer Marble Quarry Stone Mining Blasting Drilling Rig Machine

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Product Detail

Product Tags

  • Equipped with a Yuchai four-cylinder engine and an integrated controller that provides real-time monitoring of the drill rig’s operating parameters;
  • Features a flanged crawler frame and heavy-duty undercarriage components; includes a crawler leveling system and reinforced plunger-type travel motors, which increase working pressure and enhance the rig’s climbing capabilities;
  • The guide rail liners are constructed from wear-resistant materials, ensuring a long service life for the feed frame assembly;
  • A dual-motor rotary head with a high reduction ratio delivers a rotational torque exceeding 4000 Nm; the feed system utilizes a 24A roller chain driven by a dedicated feed motor, significantly enhancing the reliability of drilling operations;
  • Employs high-pressure, large-displacement cast-iron gear pumps, ensuring superior product quality while offering the advantages of a long service life and stable performance;
  • The frame components feature an optimized layout that significantly expands internal space; the protective housing is constructed from thickened structural profiles and features multi-directional access doors to facilitate convenient maintenance and servicing;
  • This machine is widely applicable for drilling blast holes at various construction sites, including those involving large-diameter piles for photovoltaic power plants, hydroelectric projects, open-pit mining, road construction, and tunnel excavation.

Technical Parameters

Model of drill rig KG550
Weight of complete machine 6200kg
Outer dimensions 6500*2350*2400mm
Drilling hardness f=6-20
Drilling diameter 115-254mm
Rotary speed 0-110rpm
Rotary torque(Max) 4000N▪m(Max)
Lifting force 20KN
Method of Feed Motor+roller chain
Feed stroke 3820mm
Travelling speed 0-3 km/h
Climbing capacity ≤30°
Ground clearance 325mm
Tilt angle of beam Down:135°, up:50°, total:185°
Swing angle of boom Left:45°, right:45°, total:90°
Pitch angle of drill boom Down:50°, up:25°, total:75°
Swing angle of drill boom Left:26°, right:24.5°, total:50.5°
leveling angle of track ±10°
Compensation length of beam 900mm
Supporting power Yuchai DKC2G3(73.5Kw/2200r/min)
Dth hammer 4″ 5” 6” 8”
Drilling rod 76/ 89/102
Air consumption 15-35m³/min
Matching rotary buffer FH32
Dust collector(optional) QZA-140/QZA-160

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