Well Drill Rigs DHD350 5Inch Down The Hole Hammer Anticorrosive
Brand Name:MTH
Certification:ISO9001
Model Number:5 Inch
Minimum Order Quantity:1 Piece
Delivery Time:10-15 days
Payment Terms:T/T, Western Union, MoneyGram
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Location:
Shijiazhuang Hebei China
Address:
No. 466 Zhongshan Road, Shijiazhuang, Hebei, China
Supplier`s last login times:
within 33 hours
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Product Details
Well Drill Rigs DHD350 5 Inch Down The Hole Hammer
Application:
Be used for drilling in mining, quarrying, exploration, water-well, geothermal, and construction / geotechnical projects
Description:
“DTH” is the short for “Down The Hole” and sometimes it is also called “RAB” in some markets, “RAB” is short for “Rotary Air Blasting”.
Specifications:
Technical Data | |||||
Length(Without Bit) | 930mm | 1030mm | 1214mm | 1160mm | 1248mm |
Weight(Without Bit) | 25.00 kg | 39.00 kg | 76.50 kg | 72.50 kg | 100.00 kg |
External Diameter | 82mm | 99mm | 126mm | 126mm | 142/144/146/148mm |
Bit Shank | DHD3.5 | COP44/DHD340 | COP54/DHD350R | ND55C/DHD350Q | COP64/DHD360 |
Hole Range | 90-110 mm | 110-135 mm | 135-155 mm | 135-155 mm | 155-190 mm |
Connect ion Thread | API 2 3/8”Reg | API 2 3/8”Reg | API 2 3/8”Reg API 3 1/2”Reg API 2 7/8”Reg | API 2 3/8”Reg API 3 1/2”Reg API 2 7/8”Reg | API 3 1/2”Reg |
Working Pressure | 1.0- 1.5 Mpa | 1.2-2.0 Mpa | 1.3-2.3Mpa | 1.3-2.3 Mpa | 1.5-2.5 Mpa |
Inpact Rate at 17 Bar | 28HZ | 27HZ | 25HZ | 25HZ | 23HZ |
Reccfurended Rotation Speed | 25-40 "min | 25-40 r/min | 20-35 r/min | 20-35 r/min | 20-30 r/min |
Air Consunption | 1.0Mpa :4.5 m3/min | 1.0Mpa :6m3/min | 1.0Mpa:9 m3/min | 1.0Mpa:9m3/min | 1.0Mpa :10 m3/min |
1.5Mpa:9.0m3/min | 1.8Mpa:10m3/min | 1.8Mpa:15m3/min | 1.8Mpa:15m3/min | 1.8Mpa:20m3/min | |
2.4Mpa:15m3/min | 2.4Mpa:23m3/min | 2.4Mpa:23m3/min | 2.4Mpa:28.5m3/mi | ||
Package:
Wooden case
Features:
1. Simple and reasonable design, easy to assemble and dis-assemble,
low problem rate.
2. Low air consumption, smooth drilling, maximum impact power, high
penetration rate.
3. Multiple precise heat-treatment with all hammer parts to provide
longest lifespan under roughest working conditions.
Well Drill Rigs DHD350 5Inch Down The Hole Hammer Anticorrosive
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