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Product Details:
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| Brand: | SOLLROC | Material: | Quality Alloy Steel |
|---|---|---|---|
| Air Pressure: | 10-25 Bar | Bits Dia.: | 195mm- 254mm |
| Air Consuption: | 527-1200CFM | Applications: | Water Well Drilling, Civil Engineering, Mining |
| Color: | Black Or Optional | Advantage: | Durable And Good Performance |
| Highlight: | rock drilling tools,water well drilling tools |
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8 Inch HD Series Down The Hole Hammer DTH Hammer HD85 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:
| Shank | Fit IR DHD380 shank |
| Length (less bit) | 1492mm |
| Outer diameter | 185mm |
| Top sub thread | API 3 1/2" REG pin |
| Weight (less bit) | 187kg (411lbs) |
| Hole range | 195mm-254mm |
| Working pressure | 10-25bar |
| Impact rate at 1.7 Mpa | 20Hz |
| Recommended rotation speed | 20-30r/min |
| Air consumption at 7-14 bar530 | 527-1200CFM |
DTH bits 195-254mm for above hammers can be available.
Our HD serises DTH hammer conventional type (with footvalve) specifications:
| DTH hammer type | HD35 | HD45 | HD55 | HD65 | HD85 | |
| Length(less bit) mm | 930 | 1005 | 1084 | 1161 | 1300 | |
| Weight(less bit) kg | 25kg (55lbs) | 40kg(88lbs) | 77kg(170lbs) | 96kg(210lbs) | 175kg(374lbs) | |
| External diameter mm | Φ82mm | Φ99 | Φ125 | Φ146-148 | Φ185 | |
| Bit shank | DHD3.5 | DHD340A | DHD350R | DHD360 | DHD380 | |
| Hole range(mm) | Φ90-110mm | Φ110-130mm | Φ135-165mm | Φ155-1-203mm | 195mm-254mm | |
| Connection thread | API 2 3/8" Reg. | API 2 3/8"Reg | API 2 3/8"Reg | API 2 3/8"Reg | API 4 1/2"Reg | |
| Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-3.0Mpa | 1.0-3.0Mpa | |
| Impact rate at 1.5-1.7Mpa | 30Hz | 30Hz | 25Hz | 25Hz | 22Hz | |
| Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | 20-30r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 4.5m3/min | 6m3/min | 9m3/min | 10m3/min | 15m3/min |
| 1.8Mpa | 9.0m3/min | 10m3/min | 15m3/min | 20m3/min | 26m3/min | |
| 2.4Mpa | / | 15m3/min | 23m3/min | 28.5m3/min | 34m3/min | |
The information you may like to know before order:
Quality warranty:
Our hammers are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
3-4 weeks after received the payment in advance.
Payment term:
T/T, L/C, etc
Transportation:
By air, By Express or By sea according to your requests.
About us:
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customer all over the world, such as Canada, France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.
Products photoes
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Contact Person: Ms. Ling Bo
Tel: 86-13077353340
Fax: 86-731-85551635
