Mining SD Series DTH Drill Hammer Compatible with Size 4''-12''
SD Series DTH Drill Hammer for Mining Compatible with Size from 4''-12''
Product description:
The DTH system is the most adaptable and may be utilized successfully in various ground conditions ranging from soft to medium to very hard.
A Down the hole drilling is the most critical component on a drill rig, and the DTH system has numerous advantages over other options. The top Dth hammer system can provide satisfactory results in stiff uniform rock conditions for short holes, but they will most likely struggle in deep and soft ground with huge diameters.
Product Advantages:
1. Service and Maintenance are simple.
2. Extensive chip drilling allows for faster drilling with less dust.
3. The elimination of foot valve associated with the drill bit offers various technical and economical advantages.
4.The air flowing through the hole ensures efficient flushing and cleaner holes. With the same hammer, you may make a variety of hole diameters.
DTH Hammer specification:
SD series hammer specification
| SD4 | SD5 | SD6 | SD8 | SD10 | SD12 | |
| Length(less bit) | 1084mm | 1175mm | 1261mm | 1463mm | 1502mm | 1880mm |
| Weight (less bit) | 40.5kg | 72.5kg | 100.0kg | 192.0kg | 290.0kg | 487.0kg |
| External diameter | 99mm | 125mm | 142mm | 180mm | 225mm | 275mm |
| Bits shank | SD4 | SD5 | SD6 | SD8 | SD10 | SD12 |
| Bits diameter | 105-135mm 4 1/8" - 5 1/8" |
130-156mm 5 1/8" - 6 1/8" |
152-203mm 6" - 8" |
200-279mm 7 7/8" - 11" |
254-330mm 10" - 13" |
305-381mm 12" - 15" |
| Connection thread | API 2 3/8" Reg | API 3 1/2" Reg | API 3 1/2" Reg | API 4 1/2" Reg | API 4 1/2" Reg API 5 1/2" Reg |
API 6 5/8" Reg |
| Air pressure | 1.0-2.5 Map | 1.0-25.Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa |
Bit shank selection:
Detailed photos:
Application:
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