5Inch Down The Hole DTH Hammer For Water well drilling / Mining
High Air Pressure DTH Hammer 5'' Cop54 DHD350R No Footvalve For Mining
Product introduction:
Down-the-Hole drilling is one of the fastest, most dominant methods of geotechnical drilling. DTH drilling has many applications, including water well, oil and gas, blast hole and foundation drilling. This is an energy efficient form of wide-hole drilling (in the hole range of 100-254 mm) that can be performed in both a downward and an upward direction.
Cop54 DTH hammer overview:
| shank | Cop54 |
| Length(less bit) | 1110mm(43.8in) |
| External diameter | 116mm(4.6in) |
| Top sub thread | API 2 3/8”REG |
| Weight(less bit) | 56.3kg(124lbs) |
| Hole range | 127mm-146mm(5in-5.7in) |
| Working pressure | 1.0-2. 5Mpa(145-362.5psi) |
| Impact rate at 1.4Mpa | 30Hz |
| Recommended rotation speed | 30-60rpm |
Product advantages:
Application:
It can use for water well drilling,Mining,Blasting drilling ,construction and etc.
Sollroc is the professional DTH drill bits supplier! After many years experience we provide the worldwide customers ideal DTH drill bits. Optimized designs improve the drilling efficiency. And automatic production line ensure the quality stability of product. Strict requirements of heat-treatment guarantee durability of the bits.
Detailed photo:
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