Products Description LEANOMS
A 4 inch DTH hammer is a drilling tool used in mining, construction, and geothermal drilling applications. DTH drilling stands for Down-The-Hole drilling, which refers to the drilling method where the high quality hammer is placed at the end of the drill string and driven into the rock by compressed air.
The 4 inch DTH hammer is designed to drill holes with a diameter of 102-135 mm and is typically used in medium to hard rock formations. It is made up of a piston, a valve, and a DTH bits, which work together to create a powerful impact force that breaks up the rock.
The 4 inch DTH hammer is known for its high penetration rate, low air consumption, and long service life. It is also highly versatile and can be used with a wide range of drilling rigs and air compressors.
Overall, the 4 inch DTH hammer is an essential tool for many drilling applications and is highly valued for its efficiency and reliability.
4 inch DTH (Down-The-Hole) hammers are commonly used in medium to large scale drilling operations. Here are some features of 4 inch DTH hammer compared to other sizes:
Diameter: The 4 inch DTH hammer has a smaller diameter compared to larger hammers, which makes it more suitable for drilling smaller holes.
Weight: 4 inch DTH hammers are generally lighter than larger hammers, which makes them easier to handle and maneuver.
Power: Although 4 inch hammers have a smaller diameter, they can still deliver high impact energy to the drilling bit, making them effective for drilling through hard rock formations.
Drilling depth: 4 inch DTH hammers are capable of drilling to depths of up to 500 meters, making them suitable for medium-depth drilling operations.
Cost: 4 inch DTH hammers are generally less expensive than larger hammers, which makes them a cost-effective option for smaller drilling operations.
Overall, the 4 inch DTH hammer is a versatile and cost-effective option for drilling medium-depth holes in a variety of rock formations.
Specification LEANOMS
Technical Parameters Of Mission40 DTH Bits
| Diameter | Gauge Buttons (mm) |
Front Buttons(mm) | Weight(KG) | Part Number | ||||
| mm | Inch | Flat Face | Convex Face | Concave Face | Face Type | |||
| 115 | 4 1/2 | Φ14*7 | Φ14*2 | Φ14*4 | / | Convex Face | 8.1 | LR-M40-115CV-1 |
| 115 | 4 1/2 | Φ16*7 | Φ14*2 | Φ14*4 | / | Convex Face | 8.1 | LR-M40-115CV-2 |
| 115 | 4 1/2 | Φ14*8 | Φ14*2 | Φ14*4 | / | Convex Face | 8.1 | LR-M40-115CV-3 |
| 125 | 4 15/16 | Φ14*8 | Φ13*3 | Φ14*4 | / | Convex Face | 8.7 | LR-M40-125CV |
| 127 | 5 | Φ14*8 | Φ13*7 | / | / | Flat Face | 8.8 | LR-M40-127FF |
| 130 | 5 1/8 | Φ14*8 | Φ14*7 | / | / | Flat Face | 9.0 | LR-M40-130FF |
Processing Flow LEANOMS
DTH (Down-The-Hole) hammers are drilling tools used in mining, construction, and other industries to create holes in hard rock or other types of ground. The quality of the DTH hammer is critical to the success of the drilling operation. Here are some workmanship factors that can affect the quality of 4 inch DTH hammers:
Material Quality: The materials used in the construction of the DTH hammer, such as the steel, carbide, and other alloys, can affect its durability and overall quality.
Heat Treatment: Heat treatment is a critical step in the manufacturing of DTH hammers. Proper heat treatment can ensure that the hammer's components have the right hardness and toughness to withstand the high stresses and forces involved in drilling.
Precision Machining: Precision machining of the hammer's components, such as the piston, bit, and shank, is essential to ensure that they fit together correctly and function smoothly.
Assembly: The assembly process is critical to the performance of the DTH hammer. Proper assembly can ensure that the hammer's components are aligned correctly, and that the hammer will operate smoothly and efficiently.
Quality Control: Quality control measures during the manufacturing process, such as testing and inspection, are critical to ensure that the DTH hammer meets the required specifications and will perform as expected in the field.
Overall, the quality of a 4 inch DTH hammer depends on a combination of these workmanship factors, as well as the expertise and experience of the manufacture
