Product name: 381mm 10 Inch DHD1120 High Air Pressure DTH Hammer Drill Button Bits For Horizontal Core Drilling
Product category: DTH drill tools
Matched hammer: Hammer DHD1120
Diameter: 381mm

KINGDRILLING DTH button bit description:

Down The Hole (DTH) drill bits are essential tools used in the mining, construction, and drilling industries to create boreholes for various purposes. These drill bits are designed to be efficient, durable, and versatile for a wide range of applications. In this comprehensive guide, we will delve into the intricacies of DTH drill bits, exploring their advantages, features, functions, and applications in detail.

KINGDRILLING 12 Inch High air pressure DTH bit technical parameters:

Order Guide: Shank+ Head diameter+Face design+Button shape

Advantages of Down The Hole Drill Bits:

1. Efficiency: DTH drill bits are renowned for their high drilling efficiency, allowing for rapid penetration rates in various types of rock formations. This efficiency is crucial in minimizing downtime and maximizing productivity on drilling sites.

2. Versatility: These drill bits can be used in a wide range of applications, from mining and quarrying to geotechnical drilling and construction projects. Their versatility makes them a valuable tool for different industries.

3. Precision: DTH drill bits offer excellent precision in drilling, ensuring accurate borehole creation even in challenging geological conditions. This precision is essential for achieving project goals and maintaining drilling integrity.

4. Durability: One of the key advantages of DTH drill bits is their exceptional durability. Constructed from high-quality materials and engineered for longevity, these drill bits can withstand the rigors of demanding drilling operations.

5. Cost-Effectiveness: While initial investment costs may be higher compared to other types of drill bits, the long-term cost-effectiveness of DTH drill bits is undeniable. Their durability and efficiency lead to reduced maintenance and replacement expenses over time.

Features of Down The Hole Drill Bits:

1. Design: DTH drill bits typically feature a sturdy, compact design optimized for down-the-hole drilling operations. They are available in various sizes and designs to accommodate different drilling requirements.

2. Materials: These drill bits are often made from high-grade steel or tungsten carbide to ensure strength, hardness, and wear resistance. The choice of materials depends on the specific drilling conditions and rock formations.

3. Bit Face Configuration: The face of a DTH drill bit is designed with specific configurations based on the type of rock being drilled. Common configurations include flat face, convex face, and concave face, each offering unique drilling characteristics.

4. Nozzles: DTH drill bits are equipped with strategically positioned nozzles that facilitate efficient flushing of cuttings from the borehole. Proper flushing helps maintain drilling performance and prolongs the life of the drill bit.

5. Connection Types: These drill bits feature different connection types, such as API or thread connections, that ensure compatibility with various drilling rigs and equipment. The choice of connection type depends on the specific drilling setup.

Function of Down The Hole Drill Bits:

Down The Hole drill bits function by utilizing compressed air or other drilling fluids to power the drilling process. The operation of DTH drill bits can be summarized in the following steps:

1. Impact: The compressed air or drilling fluid is directed down the drill string to the DTH hammer, which delivers high-impact energy to the drill bit.

2. Rotation: As the drill bit strikes the rock formation, it rotates rapidly to create a borehole. The combination of impact and rotation allows the drill bit to penetrate the rock efficiently.

3. Cutting: The sharp cutting edges of the DTH drill bit chip away at the rock, generating cuttings that are flushed out of the borehole by the drilling fluid.

4. Advancement: The drill string is gradually fed into the borehole as the drilling progresses, allowing the DTH drill bit to reach the desired depth.

5. Extraction: Once the drilling is complete, the drill string is retracted, and the DTH drill bit is removed from the borehole, ready for the next drilling operation.

Applications of Down The Hole Drill Bits:

1. Mining: DTH drill bits are widely used in the mining industry for exploration, production drilling, and blasting operations. They are essential for creating blast holes, extracting ore, and conducting geological surveys.

2. Construction: In the construction sector, DTH drill bits are utilized for various applications, including foundation drilling, piling, tunneling, and geothermal drilling. Their efficiency and precision make them ideal for construction projects of all sizes.

3. Quarrying: Quarry operations rely on DTH drill bits for drilling blast holes, extracting stone, and shaping rock formations. These drill bits are instrumental in quarrying activities that require precise drilling and controlled blasting.

4. Geotechnical Drilling: DTH drill bits play a vital role in geotechnical drilling projects, such as soil sampling, well drilling, and environmental investigations. Their versatility and ability to handle different soil types make them a preferred choice in geotechnical applications.

5. Water Well Drilling: DTH drill bits are commonly used in water well drilling projects to create boreholes for accessing underground water sources.

FAQ:

1. What is button bit?

Button bits, or roller cones, have rotating cones that contain tungsten carbide inserts. Tricone, or three cone bits, are the most common; however, manufacturers continue to make two cone and one cone bits.

2. How do you drill through boulders?

Apply moderate pressure to the drill, and drill for one minute. Don't force the bit into the boulder; let the drill do the work. Remove the bit from the hole, and cool it in the pitcher of water. Lightly spray the boulder with water to remove dust and to cool the rock.

3. How about the common packing?

A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.

4. How to check the product are the exact one you want?

A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.

5. How to choose the suitable head face of the DTH drill bit?

Concave:

Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.

Convex:

Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.

Flat:

Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.

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