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Product Details:
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| Brand: | SOLLROC | Material: | Quality Alloy Steel |
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| Air Pressure: | 10-25 Bar | Bits Dia.: | 305mm- 445mm |
| Air Consuption: | 1059-2754CFM | Applications: | Water Well Drilling, Civil Engineering, Mining |
| Color: | Black Or Optional | Advantage: | Durable And Good Performance |
| Highlight: | numa dth hammers,atlas copco hammer |
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Conventional Down The Hole Hammer 12 Inch HD Series HD1120 For Shank DHD1120
Features:
Outdistances competitive hammers in both speed and longevity
Simplified hammer design with less internal components
Drills at high frequency to provide less vibration and smooth operation
More efficient design requires less air which equals fuel savings
Less overall parts promote easier maintenance
Designed to operate at pressures to 250 PSI(17.0 BAR)
Ability to drill efficiently against high heads of water
Products specifications:
| Shank | Fit IR DHD1120 shank |
| Length (less bit) | 1900mm |
| Outer diameter | 275mm |
| Top sub thread | API 6 5/8" REG pin |
| Weight (less bit) | 480kg (1056lbs) |
| Hole range | 305mm-445mm |
| Working pressure | 10-25bar |
| Impact rate at 1.7 Mpa | 16Hz |
| Recommended rotation speed | 15-25r/min |
| Air consumption at 7-14 bar530 | 1059-2754CFM |
DTH bits 305-445mm for above hammers can be available.
Our HD serises DTH hammer conventional type (with footvalve) specifications:
| DTH hammer type | HD35 | HD45 | HD55 | |
| Length(less bit) mm | 930 | 1005 | 1084 | |
| Weight(less bit) kg | 25kg (55lbs) | 40kg(88lbs) | 77kg(170lbs) | |
| 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 | 30Hz | 30Hz | 25Hz | |
| Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | |
| Air consumption | 1.0Mpa | 4.5m3/min | 6m3/min | 9m3/min |
| 1.8Mpa | 9.0m3/min | 10m3/min | 15m3/min | |
| 2.4Mpa | / | 15m3/min | 23m3/min | |
| DTH hammer type | HD65 | HD85 | HD1120 | |
| Length(less bit) mm | 1161 | 1300 | 1900mm | |
| Weight(less bit) kg | 96kg(210lbs) | 175kg(374lbs) | 480kg(1056lbs) | |
| External diameter mm | Φ146-148 | Φ185 | Φ275 | |
| Bit shank | DHD360 | DHD380 | DHD1120 | |
| Hole range(mm) | Φ155-1-203mm | 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 | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 22Hz | 16Hz | |
| Recommended Rotation speed | 20-30r/min | 15-25r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 10m3/min | 15m3/min | 30m3/min |
| 1.8Mpa | 20m3/min | 26m3/min | 56m3/min | |
| 2.4Mpa | 28.5m3/min | 34m3/min | 78m3/min | |
Products photoes
Contact Person: Ms. Ling Bo
Tel: 86-13077353340
Fax: 86-731-85551635
