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[China]
Trade Verify
Address: No55. Jiucaiyuan road, Furong District, Changsha, Hunan,China
Contact name:Ling Bo
Changsha Sollroc Engineering Equipments Co., Ltd |
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Verified Suppliers
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Fast Hammer Down The Hole Hammer 8 Inch Hammer Without Nylon tube For Shank DHD380
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 of Tubeless DTH hammer DHD380:
| Shank | Fit IR DHD380 shank |
| Length (less bit) | 1359mm |
| Outer diameter | 185mm |
| Top sub thread | API 4 1/2" REG pin |
| Weight (less bit) | 175kg (385lbs) |
| Hole range | 195mm-254mm |
| Working pressure | 10-30bar |
| Impact rate at 1.7 Mpa | 22Hz |
| Recommended rotation speed | 15-25r/min |
| Air consumption at 7-14 bar | 423-988CFM |
Our HD-A serises (without footvalve) DTH hammer specifications:
| DTH hammer type | HD35A | HD45A | HD55A | |
| Length(less bit) mm | 888 | 1011 | 1110 | |
| Weight(less bit) kg | 25kg (55lbs) | 39kg(86lbs) | 66kg(145lbs) | |
| External diameter mm | Φ82mm | Φ99 | Φ125 | |
| Bit shank | DHD3.5 | DHD340A | DHD350R | |
| Hole range(mm) | Φ90-110mm | Φ110-130mm | Φ135-165mm | |
| Connection thread | API 2 3/8" Reg. | API 2 3/8"Reg | API 2 3/8"Reg | |
| Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 30Hz | 28Hz | |
| Recommended Rotation speed | 25-40r/min | 22-35r/min | 20-35r/min | |
| Air consumption | 1.0Mpa | 3.8m3/min | 6m3/min | 7m3/min |
| 1.8Mpa | 7.5m3/min | 10m3/min | 13-14m3/min | |
| 2.4Mpa | / | 15m3/min | 18-19m3/min | |
| DTH hammer type | HD65A | HD85A | HD120A | |
| Length(less bit) mm | 1238 | 1359 | 1880 | |
| Weight(less bit) kg | 105kg(231lbs) | 175kg(374lbs) | 474kg(1043lbs) | |
| External diameter mm | Φ146-148 | Φ185 | Φ275 | |
| Bit shank | DHD360 | DHD380 | DHD1120 | |
| Hole range(mm) | Φ155-1-190mm | 195mm-254mm | 305mm-445mm | |
| Connection thread | API 2 3/8"Reg | API 4 1/2"Reg | API 6 5/8"Reg | |
| Working pressure | 1.0-3.0Mpa | 1.0-3.0Mpa | 1.0-3.0Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 22Hz | 20Hz | |
| Recommended Rotation speed | 20-30r/min | 15-25r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 9m3/min | 12m3/min | 28m3/min |
| 1.8Mpa | 18m3/min | 22m3/min | 50m3/min | |
| 2.4Mpa | 26m3/min | 28m3/min | 71m3/min | |
All DTH Hammer specifications:
| Hammers | Bit Shank | Connection Thread | Suitable bit | Working pressure | Air consumption | |
| 1-3" Middle-low pressure DTH hammers | RD40 box | 0.7-1.75Mpa | 0.7Mpa | 4.5m3/min | ||
| BR1 | RD50 box | 64-76mm | 0.7-1.75Mpa | |||
| BR2 | API 2 3/8" Reg | 70-90mm | 0.7-1.75Mpa | 1.0Mpa | 4m3/min | |
| BR3 | 90-110mm | 1.4Mpa | 5m3/min | |||
| 3" hammers | DHD3.5 | API 2 3/8"Reg | 90-110mm | 1.0-1.5Mpa | 1.0Mpa | 4.5m3/min |
| COP32/COP34 | ||||||
| M30 | 1.5Mpa | 9m3/min | ||||
| 4" hammers | DHD340 | API 2 3/8"Reg | 105-130mm | 1.0-2.5Mpa | 1.0Mpa | 6m3/min |
| COP44 | ||||||
| QL40 | ||||||
| SD4 | 1.8Mpa | 10m3/min | ||||
| M40 | 2.4Mpa | 15m3/min | ||||
| 5" hammers | DHD350 | API 2 3/8"Reg/API 3 1/2"Reg | 130-156mm | 1.0-3.5Mpa | 1.0Mpa | 9m3/min |
| COP54 | ||||||
| QL50 | ||||||
| SD5 | 1.8Mpa | 15m3/min | ||||
| M50 | 2.4Mpa | 23m3/min | ||||
| 6" hammers | DHD360 | API 3 1/2"Reg | 152-203mm | 1.0-3.5Mpa | 1.0Mpa | 10m3/min |
| COP64 | ||||||
| QL60 | ||||||
| SD6 | 1.8Mpa | 20m3/min | ||||
| M60 | 2.4Mpa | 28.5m3/min | ||||
| 8" hammers | DHD380 | API 4 1/2"Reg | 200-279mm | 1.0-3.5Mpa | 1.0Mpa | 15m3/min |
| COP84 | ||||||
| QL80 | 1.8Mpa | 26m3/min | ||||
| SD8 | 2.4Mpa | 34m3/min | ||||
| 10" hammers | SD10 | API 6 5/8"Reg | 254-330mm | 1.0-2.5Mpa | 1.0Mpa | 22m3/min |
| NUMA100 | 1.8Mpa | 40m3/min | ||||
| 2.4Mpa | 55m3/min | |||||
| 12" hammers | DHD1120 | API 6 5/8"Reg | 305-381mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
| SD12 | ||||||
| NUMA120 | 1.8Mpa | 56m3/min | ||||
| NUMA125 | 2.4Mpa | 78m3/min | ||||
SOLLROC Provide high efficiency and durable hammer all over the world.
Products photoes
