Mining Drilling Tools BQ NQ HQ PQ Reaming Shells For Hard Rock Drilling
A reaming shell is a tool used in the drilling industry to enlarge the size of a pre-drilled hole. It is commonly used in processes such as core drilling, where a cylindrical sample of rock or soil is extracted from the ground for analysis. Reaming shells are an essential tool for ensuring that the drilled hole is the correct size and shape for the desired application.
The reaming shell is usually made of high-quality steel that is heat-treated for increased durability and wear resistance. It consists of a cylindrical outer shell with attached cutting segments or diamonds that are designed to remove material from the hole as it rotates. The cutting segments can be either impregnated with industrial-grade diamonds or made of tungsten carbide for added strength and longevity.
The reaming shell is attached to the bottom of the drill string and is rotated at high speeds using a drill rig. As the cutting segments come into contact with the rock or soil, they grind away material to enlarge the hole to the desired diameter. The rotation of the reaming shell also helps to remove any debris or cuttings from the hole, ensuring that the drilling process remains efficient and effective.
One of the key advantages of using a reaming shell is that it allows for precision drilling. By gradually enlarging the hole to the correct size, operators can ensure that the final drilled hole is smooth and uniform, with minimal deviation from the desired diameter. This is particularly important in applications where accuracy is critical, such as in mining or construction projects.
Another benefit of using a reaming shell is that it can help to extend the life of the drill bit. By first drilling a pilot hole with a smaller-diameter bit and then reaming it out to the desired size, operators can reduce the strain on the drill bit and prevent premature wear and damage. This can result in cost savings and increased productivity over time.
In addition to core drilling, reaming shells are also used in a variety of other drilling applications, including water well drilling, geotechnical drilling, and mineral exploration. They are available in a range of sizes and configurations to suit different types of drilling equipment and ground conditions.
When selecting a reaming shell, it is important to consider factors such as the hardness of the rock or soil being drilled, the diameter of the hole required, and the type of drill rig being used. It is also recommended to choose a reaming shell from a reputable manufacturer that uses high-quality materials and precision manufacturing techniques to ensure optimal performance and durability.
Overall, a reaming shell is a versatile and essential tool for the drilling industry. By enabling precise and efficient hole enlargement, reaming shells help to ensure that drilling operations are successful and cost-effective. Whether used in core drilling, water well drilling, or mineral exploration, reaming shells play a crucial role in achieving accurate and reliable drilling results.
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| Q Series | AQ, BQ, NQ. NQ2, NQ3, NQTT, HQ, HQ3, HQTT, PQ, PQ3, PQTT, AQTK, BQTK |
| T2 Series | T2 46, T2 56, T2 66, T2 76, T2 86,T2 101 |
| T6 Series | T6 76, T6 86, T6 101,T6 116,T6 131,T6 146, |
| T6S Series | T6S 76, T6S 86, T6S 101, T6S 116,T6S 131,T6S 146 |
| T Series | T36, T46, T56, T66, T76, T86 |
| Z Series | Z46, Z56, Z66, Z76, Z86, Z101, Z116, Z131, Z146 |
| B Series | B36, B46, B56, B66, B76, B86, B101, B116, B131, B146 |
| WF Series | HWF, PWF, SWF, UWF, ZWF |
| WT Series | RWT, EWT, AWT, BWT, NWT, HWT (Single Tube, Double Tube) |
| WG Series | EWG, AWG, BWG, NWG, HWG ( Single Tule , Double Tube ) |
| WM Series | EWM, AWM, BWM, NWM, HWM |
| Others | NMLC, HMLC, LTK48, LTK60, BGM, NGM, ADBG, TBW, TNW, ATW, BTW, NTW, HTW, NXD3, AX, NX, NXC, AXT, T6H, 4 9/16, NWD4, 412F, SK6L146,TT46, TT56, TB56, TS16, CHD101 |
| Chinese Standard | 56mm , 59mm, 75mm, 89mm, 91mm, 108mm, 110mm, 127mm, 131mm, 150mm, 170mm, 219mm,275mm |
| Customised | Others |
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