Drilling Supplies & Hire Services

Contact Details

Tel: +44 (0)1207 271212Email: info@drillingsupplies.net

Water Hammer

Hanjin db have developed a water hammer technology like no other and now hold the record for depth at 3500mtrs with a 8” hammer, previous record was boart longyear at 650mtrs. This system is driven with a large compressor and uses 100% recycled water, which is recycled through filtration tanks. There is to be a further project commisoned by the korean government to reach a depth of 5000mtrs in late 2015. the system is like no other and truely unrivalled in the market place. this is almost certain to appeal to government bodies, i.e contanimated waste disposal.
contact us now!

  • Max. Drilling depth : 5,000m
  • Special accumulate system(Patent)
  • Eco-friendly drilling method
  • (No need for hammer oil and safe in so
  • Long bit life time : 150~200m
  • Low noise water hammering
  • No need for pressure down drilling
  • Maintenance minimization : Valveless h
  • Recycling water using system(Patent)
Hole size (mm) Diameter (mm) Length (mm) Weight (kg) Drill Pipe Max Pressure (lit/min) Operating Pressure (bar)
D&B 35WH 102 93 1509 60 API 2-3/8”Reg 200 120~175
D&B 40WH 113 104 1669 78 API 2-3/8”Reg 300 120~175
D&B 50WH 140 120 1697 123 API 3-1/2”Reg 450 120~175
D&B 60WH 152 135 1867 218 API 4-1/2”Reg 600 120~175
D&B 80WH 203 182 2283 322 API 4-1/2” IF 800 – 1000 120~175
D&B 100WH 254 225 2650 400 NC61 1200~1600 120~175
D&B 120WH 305 270 3125 500 NC70 1400~1800 120~175
D&B 150WH On going 120~175
D&B 250WH On going 120~175