Product name: 356mm 12 Inch NUMA125 Dow The Hole High Air Pressure Drill Button Bit For Ground Hole Drilling Machine
Product category: DTH drill tools
Matched hammer: Hammer NUMA125
Diameter: 356 mm
KINGDRILLING high air pressure DTH button bit description:
Down-the-hole (DTH) drilling is a widely used method in the mining, construction, and oil & gas industries for drilling boreholes in rock formations. DTH drill bits are crucial components of this drilling technique, designed to withstand the harsh conditions encountered during drilling operations. In this comprehensive guide, we will delve into the world of DTH drill bits, exploring their advantages, features, functions, and applications.
DTH drill bits are indispensable tools for various industries that rely on drilling operations. Their efficiency, durability, and versatility make them well-suited for a wide range of applications, from mining and construction to geothermal drilling and oil & gas exploration. By understanding the advantages, features, functions, and applications of DTH drill bits, operators can make informed decisions to optimize their drilling processes and achieve superior results in their projects.
KINGDRILLING 12 Inch high air pressure DTH button bit technical parameters:
12 inch Middle air pressure DTH bits | |||||
Model | Bit Dia.(mm) | NO. X Button Dia. | NO.Air Holes(PCS) | Weight(KG) | |
Gauge | Front | ||||
MDNM125-305 | 305 | 12*Φ18 | 36*Φ16 | 4 | 170.0 |
MDNM125-311 | 311 | 12*Φ18 | 36*Φ16 | 4 | 173.0 |
MDNM125-330 | 330 | 16*Φ18 | 42*Φ16 | 4 | 182.0 |
MDNM125-356 | 356 | 16*Φ19 | 48*Φ16 | 4 | 191.0 |
MDNM125-381 | 381 | 16*Φ19 | 48*Φ18 | 4 | 200.0 |
Advantages of DTH Drill Bits:
Efficiency: DTH drill bits are known for their high drilling efficiency, allowing for faster penetration rates compared to other drilling methods. This efficiency is crucial in industries where time is of the essence.
Versatility: These drill bits can be used in various geological formations, ranging from soft to hard rock. Their versatility makes them a preferred choice for a wide range of drilling applications.
Precision: DTH drill bits offer precise control over the drilling process, allowing operators to target specific depths and angles with accuracy. This precision is essential for achieving desired drilling outcomes.
Cost-Effectiveness: Despite their initial investment cost, DTH drill bits are considered cost-effective in the long run due to their durability and high performance, leading to reduced operational expenses over time.
Safety: DTH drill bits are designed with safety in mind, incorporating features that minimize the risk of accidents and ensure the well-being of operators and equipment.
Features of DTH Drill Bits:
Tungsten Carbide Inserts: DTH drill bits are equipped with tungsten carbide inserts on the cutting edges, which enhance their durability and resistance to wear in abrasive rock formations.
Flush-Face Design: Many DTH drill bits feature a flush-face design, which facilitates efficient removal of cuttings from the borehole, preventing clogging and maintaining drilling efficiency.
High-Quality Steel Body: The body of DTH drill bits is typically made from high-quality steel, providing strength and rigidity to withstand the high impact forces experienced during drilling.
Multiple Nozzles: To ensure effective flushing of drill cuttings and cooling of the drill bit, DTH drill bits are often equipped with multiple nozzles that direct water or air into the borehole.
Various Bit Designs: DTH drill bits come in a variety of designs tailored to specific drilling conditions, including button bits for softer formations and ballistic bits for harder rock.
Function of DTH Drill Bits:
DTH drill bits function by transmitting impact energy from a down-the-hole hammer to the cutting face of the bit. This impact energy is generated by the hammer's piston striking the back of the bit, creating a rapid series of blows that fracture the rock. The tungsten carbide inserts on the bit's cutting face then crush the rock, while the flushing medium (usually air or water) removes the cuttings from the borehole.
The design of DTH drill bits allows for efficient transfer of energy from the hammer to the bit, ensuring optimal drilling performance. The rotation of the drill string combined with the percussion action of the hammer and bit enables rapid penetration into the rock formation, making DTH drilling a highly productive method for borehole creation.
Applications of DTH Drill Bits:
Mining: DTH drill bits are extensively used in mining operations for exploration, production drilling, and blasting. They are ideal for drilling blastholes in hard rock formations and can be employed in both surface and underground mining projects.
Construction: In the construction industry, DTH drill bits are utilized for various applications, including foundation drilling, piling, tunneling, and quarrying. Their ability to handle different rock types makes them versatile tools for construction projects.
Geothermal Drilling: DTH drill bits play a crucial role in geothermal drilling, where boreholes are created to extract heat from the earth's subsurface. The efficiency and precision of DTH drilling make it well-suited for geothermal exploration and production.
Oil & Gas: DTH drill bits are used in the oil and gas industry for drilling wells, particularly in challenging environments such as offshore locations and deep reservoirs. Their durability and performance make them essential tools for oil and gas exploration and production.
Water Well Drilling: DTH drill bits are also employed in water well drilling operations, where boreholes are created to access underground water sources. Their ability to penetrate different rock formations efficiently makes them valuable tools for water well construction.
FAQ:
1. How about plain packing?
A: If there are no special packing requirements, we'll take it as normal packing. First packed in small cartons, and then packed together in large cartons to ensure that the goods are complete.
2. Can I get quality products?
Yes. The mature production process ensures that the product quality meets the international requirements.
3. How to control the quality?
A: We have our own experienced QC team, and each order will have strict inspection and testing before shipment.
4. Fast delivery time:
A: It usually takes 25 days to produce. Just 3 or 5 days if we have your requested size in stock.
5. What is the DTH bit?
The drill bit is used in combination with the drill hammer to drill through a variety of rock types. Along with the drill hammer, the drill hammer bit is designed with a spline driver for rotating the bit on the ground.
6. What is a hole hammer?
Downhole drilling (DTH) is essentially installing a drill hammer at the bottom of the drill string. Its drilling depends on three elements: bit load (weight), rotation, and air. These active elements combine to effectively crush rock.
7. How does drilling work?
A downhole drill rig, commonly referred to by most professionals as a DTH, is basically a jackhammer that spins at the bottom of the drill string. Rapid hammering breaks the hard rock into fine cuttings and dust, which are expelled by fluids (air, water, or drilling mud).
8. What is a hammer?
Designed to drill quickly through brittle materials such as concrete, the hammer bit combines the rotary action of the bit with the hammer action to move the bit in and out along the axis of the bit, providing impact during the drill's drilling movement.
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