Qingdao Bohwa Machinery Corporation  

Product Name: Wdh-300 Hydraulic DTH RC Water Well Drilling Rig Model NO.: WDH-300 Type: Crawler Drilling Way: Down-The-Hole Drilling Bit Type: DTH Drill Bit Drill Hole Depth: 300m Drill Hole Diameter: 110-310mm (DTH), 500mm (Rotary Drilling in Soil) Motor: AC Motor Condition: New Certification: ISO 9001:2000 Drilling Angle: 60 Degree - 90 Degree Trademark: Bohwa Transport Package: Nude Packing Specification: 5, 800 x 2, 100 x 2, 800MM Origin: China HS Code: 84304122 Product Description WDH-300 Hydraulic DTH Water Well drilling rigDrilling RigWater well drilling rig Technical SpecificationsHole Size : 110 - 310MM (DTH), 500mm (Rotary drilling in soil)Max. Drilling Depth : 300MDrilling Speed : 10 - 25M/HWorking Air Pressure : 1.05 - 2.46MPAAir Consumption : 16 - 30M3/MINDrilling Angle : 60 degree - 90 degreePower Head : 5TPower Head Lifting Strength : 12TSlow Lifting Speed : 2.9M/MINSlow Feeding Speed : 4.2M/MINFast Lifting Speed : 14.5M/MINFast Feeding Speed : 21M/MINRotary Torque : 4,000-5,700NM; 2,820-3,300NMRotary Speed : 0 - 120R/MIN; 0-150R/MINTraveling Speed : 2.5KM/HGradeability : 21°Power : 93KWTotal Gross Weight : 7,000KGDimension : 5,800 x 2,100 x 2,800MMApplicable Condition : Soil, Weathered Rock, Hard RockDTH Hammer : Medium or High Pressure Hammer SeriesLength of Air RC Dual Wall Drilling Rod : 3M/PCOuter Dia. of Air RC Drilling Rod : Φ89MM