Deep foundation

Drilling bucket with revolving hinged bottom gate and reamer bar.

  • Effective length - 1,500 mm

  • Diameter - 520 - 1,840 mm

  • No. of cutters - reamer bar

  • Pilot - none

  • Connector - Kelly box - 200 mm Spanner width

  • Casing - cased

  • Range of application - Cleaning the bottom of the borehole

  • Equipment - Kelly box 200 mm, automatic opening mechanism in heavy-duty version with guided opening rod, ventilation channel, hardfacing as wear protection

Variants

BU-R Ø 520 casedBU-R Ø 650 casedBU-R Ø 700 casedBU-R Ø 780 casedBU-R Ø 900 casedBU-R Ø 970 casedBU-R Ø 1060 casedBU-R Ø 1180 casedBU-R Ø 1370 casedBU-R Ø 1650 casedBU-R Ø 1840 cased
Diameter (mm)5206507007809009701,0601,1801,3701,6501,840
Casing outside diameter (mm)6207508008801,0001,0801,1801,3001,5001,8002,000
Casing inside diameter (mm)5406707208009201,0001,1001,2201,4201,7201,910
Effective length (mm)1,5001,5001,5001,5001,5001,5001,5001,5001,5001,5001,500
Total length (mm)2,3002,3002,3002,3002,3002,3002,3002,3002,3002,3002,300
Weight (kg)6707801,0101,1101,1601,3401,4401,7401,9002,2402,475
Max. torque (kNm)350350480480480480480480480480480
Article no.1057645513652060113145061022355911314520141006801410068714110632141006901365206413653733