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22'' HDD hole opener reamer
| Size |
Type of cutter
|
Connection type | Total length |
| 22 inch |
8 1/2 IADC 637 TCI roller cone cutter, Metal-face sealed bearing 8 pcs of cutters |
5 1/2 FH pin and box | 1300mm |
| Drilling formations |
Medium to hard formations, such as hard shale, hard limestone sandstone, whinstone, flintstone, granite, quarts sandstone, hard dolomile, hard limestone,pyrite, etc |
||
|
PS: Drilling plan :16''-22''-28''-34''-40'' |
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There are three stages:
1>the first stage is to drill a small diameter pilot hole.
2>The second stage is enlarge the hole with a larger diameter cutting tool called an HDD Reamer,
Rock Reamer or Hole Opener.
3>The third stage is inserting the casing pipe or other product into the enlarged hole.
| Roller cone bit(IADC) |
Roller cone(m/h) | Formation hardness |
Formation | Rock type | Compress strength |
|
| WEM | OBM | |||||
| 111/124 | 15-30 | 18-33 | very soft | soft formation with sticky layer and low compressive strength |
Clay, slits, sands | <25MPa |
| 116/137 437 |
9-15 | 18-33 | soft | soft formation with low compressive strength and high drill ability |
Clay stone, marl, lignite sandstone, tuff |
25-50MPa |
| 126/139 517/527 |
4.5-9 | 6-12 | medium soft | soft to medium formation with low compressive strength and small abrasive layers |
Clay stone, marl, lignite, tuff sandstone, silts, anhydrites |
50-75MPa |
| 211/217 517/537 |
2.5-6 | 3-6 | medium | medium to hard formation with high compressive strength and small abrasive layers |
Mudstone, limestone anhydrites sandstone(calcareous) |
75-100MPa |
| 211/236 537/617 |
1.5-2.5 | 1.5-3 | medium hard | hard and dence formation with very high compressive strength but non abrasive |
Limestone, anhydrites dolomite |
100-120MPa |
| 311/347 627/637 |
1-1.5 | 1-1.5 | hard | hard and dence formation with very high compressive strength and some abrasive layers |
shale(calcareous), sandstone (siliceous), siltstone |
100-200MPa |
| 637/737/837 | 1 | 1 | very hard | extremely hard and abrasive formation |
Quartzite, rock | >200MPa |
2.Features
1. all kinds of size
2. high quality and reasonable price
3. MQO:1 set
4. Have ISO certificate
3.Delivery
Lead Time:
Prepared to deliver within 1 week, if in stock
Depends on order quantity, when out of stock
Transportation:By sea or air
we have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices .
We ship to many countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe.
Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.
4. Tricone Bit Price:
Fob Price: US $5900/ Piece |
1 Piece/Pieces Tricone Drill Head (Min. Order)
Supply Ability: 150 Piece/Pieces per month
Port: Tianjin Seaport or Beijing Airport
5.Related Products:
Longyue Bit specializes in new, reruns and retips for the following:
Mining Bits
Oil Well Bits
Water Well Bits
Geothermal Bits
Environmental Bits
Construction Bits
Exploration Bits
Blast Hole Bits
Longyue Bit carries a complete line of the following:
New and Surplus Bits
Rerun and Retip Bits
Blade Bits
Hole Openers
PDC drill bits
For tricone bit,size range:3"-26".
For PDC drill bit,size range:5 1/2"to 17 1/2"
For hdd hole opener 6" (152.4mm)~78" (1981.2mm)
Longyue Bit carries all brands of drill bits, such as,Longyue, Kingdream,Lilin,CS,Hughes, Smith,.
Longyue Bit will also buy any scrap bits, junk bits or used bits you have.
Contact us now to get a quick, competitive quote for any drill bits you need.
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