Tubeless Down The Hole Hammer 10 Inch Hammer Without Footvalve For Shank SD10
Future:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption.
2. Smooth performance and long service life of SOLLROC DTH hammer due to high quality alloy steel materials and advanced producing technology.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Interchangeable with DTH bit and drill pipe.
Products specifications:
| Shank | Fit SD10 shank |
| Length (less bit) | 1525mm |
| Outer diameter | 226mm |
| Top sub thread | API 6 5/8" REG pin |
| Weight (less bit) | 316kg (695lbs) |
| Hole range | 254mm-311mm |
| Working pressure | 15-25bar |
| Impact rate at 1.7 Mpa | 20Hz |
| Recommended rotation speed | 20-35r/min |
| Air consumption at 7-14 bar | 776-2295CFM |
Shank can be available:
1), Dia. 64mm-70mm shank BR1
2), Dia. 70mm-95mm shank MACH20, BR2
3), Dia. 90mm-102mm shank COP32, COP34, MACH303, M30, DHD3.5, Bulroc BR3
4), Dia. 105mm-152mm shank COP44, DHD340, MACH44, SD4, M40, QL40
5), Dia. 135mm-165mm shank COP54, DHD350R, COP54, MACH50, SD5, M50, QL50
6), Dia. 152mm-254mm shank COP64, DHD360, SD6, M60, QL60
7), Dia. 203mm-330mm shank COP84, DHD380, SD8, QL80
8), Dia. 254mm-380mm shank SD10, Numa100
9), Dia. 305mm-508mm shank DHD1120, SD12, N120, N125
10), Dia. 405mm-864mm shank SD15, SD18
11), VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
Our SD-A serises (without footvalve/Nylon tube) DTH hammer specifications:
| DTH hammer type | SD4A | SD5A | SD6 |
| Length(less bit) mm | 1012 | 1090 | 1182 |
| Weight(less bit) kG | 40kg(88lbs) | 70kg(143lbs) | 90kg (198lbs) |
| External diameter mm | Φ99 | Φ125 | Φ148 |
| Bit shank | SD4 | SD5 | SD6 |
| Hole range(mm) | Φ110-135mm | Φ135-155mm | Φ146-148mm |
| Connection thread | API 2 3/8"Reg | API 2 3/8"Reg | API 3 1/2"Reg |
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa |
| Impact rate at 1.5-1.7Mpa | 30Hz | 28Hz | 25Hz |
| Recommended Rotation speed | 25-40r/min | 20-35r/min | 20-30r/min |
| Air consumption | 1.0Mpa | 6m3/min | 7m3/min | 9m3/min |
| 1.8Mpa | 9m3/min | 14m3/min | 18m3/min |
| 2.4Mpa | 14m3/min | 19m3/min | 26m3/min |
| DTH hammer type | SD8A | SD10A | SD12A |
| Length(less bit) mm | 1330 | 1525 | 1860 |
| Weight(less bit) kg | 175kg(374lbs) | 316kg(695lbs) | 480kg(1056lbs) |
| External diameter mm | Φ185mm | Φ185mm | Φ275mm |
| Bit shank | SD8 | SD10 | SD12 |
| Hole range(mm) | 195mm-254mm | 254mm-311mm | 305mm-445mm |
| Connection thread | API 4 1/2"Reg | API 6 5/8" REG | API 6 5/8" REG |
| Working pressure | 1.0-3.0Mpa | 1.0-3.0Mpa | 1.0-3.0Mpa |
| Impact rate at 1.7Mpa | 22Hz | 20Hz | 20Hz |
| Recommended Rotation speed | 15-25r/min | 15-25r/min | 15-25r/min |
| Air consumption | 1.0Mpa | 12m3/min | 22m3/min | 28m3/min |
| 1.8Mpa | 22m3/min | 40m3/min | 50m3/min |
| 2.4Mpa | 28m3/min | 65m3/min | 71m3/min |
The information you may like to know before order:
SOLLROC Provide high efficiency and durable hammer all over the world.
Products photoes
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For more information please contact:
Changsha Sollroc Engineering Equipments Co., Ltd
Tel: 86-731-85551632 Fax: 86-731-85551635
Emai: info@sollroc.com
Skype: jessicaling1982
Skype: yongzhedrill
Website: www.sollroc.com
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