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Hard Formation Drilling 9-1/2 Inch PDC Drill Bit Of Oilfield
1 . Descriptions:
the PDC drill bit represents a pinnacle of drilling technology, offering exceptional performance, durability, and efficiency in the face of challenging underground rock formations. Its purposeful design, incorporating cutting-edge features and expert craftsmanship, makes it an indispensable tool for the oil and geological sectors, enabling successful exploration, extraction, and construction activities in even the most demanding drilling environments.
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PDC drill bits exhibit efficient drilling capabilities and long lifespan, enabling fast penetration through formations, reducing drilling time and costs, and minimizing the need for replacement and maintenance.
PDC drill bits are suitable for various drilling methods, including rotary and vibration drilling. They are easy to operate, providing flexibility to achieve desired drilling outcomes by adjusting drilling parameters.
2. Specification:
| SPECIFICATION | |
| Size : | 9-1/2 inch (241.3mm) |
| Drill Body Type : | Steel Body |
| Blades Quantity : | 6 |
| Nozzles Quantity : | 6 |
| API Connection (in) : | 6-5/8" REG |
| Gauge Length (In): | 2.5 |
| OPERATIONAL PARAMETERS | |
| Weight on Bit (KN): | 22-112 |
| RPM Range(Rotary): | 80- DHM |
| Flow Rate(lps): | 25- 38 LPM |
| Make-Up Torque(KN): | 16 - 22 KN.M |
3 . PDC Bit profile
Profile shape is one of the most important characteristics of fixed-cutter bits, having direct influence on possibilities for cutter placement and densities and on hydraulic layouts. Profile also affects: Bit stability
4 . Drill Bit PDC Cutters
Polycrystalline Diamond Composite (PDC) cutters are the main point of contact for a drill bit. PDC bits remove the rock mainly by shearing.
The PDC cutters are exposed to a lot of heating and cooling down the well, a very challenging environment.
PDC cutters that have lower thermal degradation and more thermal stability generally achieve higher ROP and increased wear resistance. So, optimizing the cutter is important.
5. Drill Bit Nozzles
PDC Drill bit nozzles help clear the cutting area and cool the Polycrystalline Diamond Composite (PDC) cutters.
Effective placement of these nozzles along with the angle they are set at plays a critical role on how efficient the drill bit performs.
Fluid channels also complement nozzle placement to improve the clearing of cuttings.
6. Steel Body PDC Bits
Steel body of PDC Drill Bit is the opposite of matrix body. It can of withstanding high impact loads, but is softer and lacks protective features. The strength and ductility of steel give steel-bit bodies high impact resistance.
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.
Polycrystalline diamond compact (PDC) drill bits are different than roller cones drill Bit ; Becuase they are one piece bodies with no moving parts. The fixed-cutters shred the rock, so the bit is able to operate with higher rotation speeds more efficiently in consolidated formations.
