Products Description
LEANOMS
A 6" Hammer And Bit is specialized drilling tool used in the mining, construction, and oil industries for drilling holes into hard rock, earth, or other materials. DTH drilling is a percussive drilling technique where a hammer is placed at the bottom of the drill string and connected to a bit. Compressed air is used to drive the hammer's piston, which strikes the bit's face, creating a series of impacts that break the rock or material.
Here's what the terms 6" Hammer And Bit refer to:
6" DTH Hammer: The "6" refers to the diameter of the hammer body. In this case, it's a 6-inch diameter hammer. The DTH hammer is the main part of the drilling system that houses the piston mechanism. It's responsible for generating the percussive force required to break the rock. The hammer is connected to the drill string, which provides the necessary rotational movement to the bit while the hammer provides the percussive action.
Bit: The bit is the cutting tool attached to the bottom of the DTH hammer. In the context of 6" Hammer And Bit the bit is designed to have a 6-inch diameter. The bit's design can vary based on the type of material being drilled (rock, soil, etc.) and the desired hole size and shape.
When drilling with a 6" Hammer And Bit, the process involves:
Preparation: The drilling site is prepared, and the drilling rig is set up. The drill string, which includes the DTH hammer and bit, is connected to the drilling rig.
Drilling: Compressed air is forced down the drill string to the DTH hammer. The air pressure drives the piston inside the hammer, which in turn strikes the bit's face. The repeated impact and rotation of the bit grind away the rock or material, creating a hole.
Cuttings Removal: The generated cuttings are removed from the hole by the air pressure and are brought up the annular space between the hole wall and the drill string.
Advancement: As the hole deepens, additional drill rods are added to the drill string, and the process continues until the desired depth is reached.
6" Hammer And Bit assemblies are used for larger diameter drilling operations in challenging geological conditions, where conventional drilling methods might be inefficient or ineffective. They are capable of drilling deep holes efficiently in hard rock formations, making them essential tools for various industries that require boreholes for purposes such as mineral exploration, foundation construction, quarrying, and more. The specific choice of hammer and bit will depend on factors like the rock's hardness, drilling depth, and project requirements.
Specification
LEANOMS
Technical Parameters Of DHD360 COP64 DTH Hammers
|
Bit Shank |
DHD360R/COP64/HD65 |
|
Hole Range |
Φ165-190mm |
|
Connection Thread |
API 3 1/2" Reg |
|
Working Pressure |
10-25Bar / 1-2.5Mpa |
|
Speed Recommend |
25-50rpm |
|
Pull Force Recommend |
11KN |
|
Length |
1263.5mm |
|
Weight |
112.36Kg |
Technical Parameters Of DHD360 COP64 DTH Bits
| Diameter |
Gauge Buttons |
Front Buttons |
Weight(KG) |
Part Number |
||||
|
mm |
Inch |
Flat Face |
Convex Face |
Concave Face |
Face Type |
|||
|
165 |
5 1/2 |
Φ18*8 |
Φ16*8 |
/ |
/ |
Flat Face |
24.6 |
LN-DHD360-165FF |
|
165 |
5 1/2 |
Φ18*8 |
Φ16*4 |
Φ16*4 |
/ |
Convex Face |
24.4 |
LN-DHD360-165CV |
|
165 |
5 1/2 |
Φ18*8 |
Φ16*4 |
/ |
Φ15*4 |
Concave Face |
24.1 |
LN-DHD360-165CC |
|
171 |
6 3/4 |
Φ18*8 |
Φ16*6 |
/ |
Φ16*4 |
Concave Face |
24.8 |
LN-DHD360-171CC |
|
178 |
7 |
Φ18*8 |
Φ16*6 |
/ |
Φ16*4 |
Concave Face |
25.4 |
LN-DHD360-178CC |
|
190 |
7 1/2 |
Φ18*10 |
Φ16*8 |
/ |
Φ16*5 |
Concave Face |
26.9 |
LN-DHD360-190CC |
