Customization: | Available |
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After-sales Service: | 24/7 |
Warranty: | 12 Months |
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Polycrystalline diamond compact (PDC) bits deliver premium performance and durability for a wide range of standard drilling applications. These matrix- and steel-bodied bits incorporate the latest cutter technology, computational fluid dynamics (CFD), enhanced hydraulics, and various structure geometries to maximize ROP.
**Matrix-body bit
Matrix-body PDC bits are commonly preferred over steel-body bits for environments in which body erosion is likely to cause a bit to fail. For diamond-impregnated bits, only matrix-body construction can be used.
** Steel-body bits
The strength and ductility of steel give steel-bit bodies high resistance to impact loading. Steel bodies are considerably stronger than matrix bodies.A beneficial feature of steel bits is that they can easily be rebuilt a number of times because worn or damaged cutters can be replaced rather easily. This is a particular advantage for operators in low-cost drilling environments.
SPECIFICATIONS FOR PDC bit
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Model
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5~26 5 7/8,6,6 1/2,8 1/2,9 1/2,9 5/8,9 7/8,12 1/4, etc.
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Formation Description
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Rock sample
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Compressive Strength PSI
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IADC Type
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Very soft: Soft formation with low sticky layers and low compressive strength
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Clay, Salt stone,Sandstone
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<4000
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M/S112~M/S223
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Soft: Soft formation with low compressive strength and good drillability
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Claystone ,Marl,Lignite, Sandstone
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<8000
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M/S222~M/S333
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Medium Soft: Soft to medium hard formation with low compressive strength interbedded with hard layers
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Claystone,Marl,Lignite,Sandstone, Anhydrite ,Tuff
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<12000
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M/S323~M/S433
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Medium: Medium hard to hard formation with high compressive strength and thin abrasive layers
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Mudstone,Limestone,Anhydrite,Calcareous,Sandstone,Shale
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<16000
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M333~M443
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Medium hard: Hard and compact formation with very high compressive strength but no abrasive layers
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Limestone,Anhydrite,Dolomite
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<24000
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M432~M444
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Hard :Hard and compact formation with very high compressive strength but no abrasive layers
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Calcareous shale,Siliceous,Sandstone,Siltstone
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<32000
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M611~M734
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Very hard: Extremely hard and abrasive formation
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Quartzite,Lgneous rock
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>3200
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M711~M844
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1. Used for geology, coal field, metallurgy, building materials, mine core drilling;
2. It is used for core engineering exploration and drilling of roads, railways, bridges, building construction, etc.
3. Used for weak and dangerous rock, foundation treatment, broken ground and other grouting reinforcement drilling;
4. For large diameter engineering drilling, hydrology water well drilling, construction pile foundation, inverted vertical hole construction drilling;
5. It is used for tunnel ventilation, exhaust gas, monitoring drilling of rock mass buildings and concrete sampling drilling
1. As a professional oil and gas service company, Boban petroleum has many good experience is selling and serve for the oilfield industries, quality is the culture of the company, we obtained the API standard for all the oiltools, and also certified by ISO:9001-2000.