| Customization: | Available |
|---|---|
| Type: | Core Drill |
| Usage: | Coring |
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In mineral exploration and geological survey applications, diamond reamers play a crucial role in drilling operations. Here are some specific characteristics of diamond reamers in these contexts:
Cutter design: Diamond reamers used in mineral exploration and geological survey drilling often feature specialized cutter designs. The cutters are typically embedded with industrial-grade diamonds or polycrystalline diamond compact (PDC) cutters to enhance their cutting efficiency and durability in hard rock formations. The cutter design may incorporate various shapes, sizes, and arrangements to optimize cutting performance and improve the removal of cuttings.
High abrasion resistance: Mineral exploration and geological survey drilling often involve drilling through abrasive rock formations. Diamond reamers are engineered to possess high abrasion resistance, allowing them to withstand the wear caused by the abrasive nature of the rocks. The use of diamond or PDC cutters helps maintain the reamer's effectiveness and longevity in challenging drilling environments.
Efficient cuttings removal: Effective cuttings removal is essential in mineral exploration and geological survey drilling to maintain drilling efficiency and obtain accurate geological samples. Diamond reamers are designed to facilitate efficient removal of cuttings from the wellbore. They feature specific cutting structures, spacing, and fluid channels to enhance the transport of cuttings to the surface, minimizing the risk of cuttings accumulation and potential sticking or clogging issues.
Gauge control: Maintaining the desired wellbore diameter or gauge is critical in mineral exploration and geological survey drilling to ensure accurate sample recovery and prevent wellbore instability. Diamond reamers incorporate gauge pads or stabilizers that help control the wellbore diameter during the drilling process. These features ensure that the wellbore remains within the desired specifications and minimize the risk of deviation or collapse.
Adaptability to varying formations: Mineral exploration and geological survey drilling often encounter a wide range of rock formations with varying hardness, abrasiveness, and geological characteristics. Diamond reamers are designed to be versatile and adaptable to different formations. They can be customized or selected based on the specific geological conditions to ensure efficient penetration, good hole quality, and optimal drilling performance.
Compatibility with drilling fluids: The choice of drilling fluids in mineral exploration and geological survey drilling can vary depending on the specific objectives and formation characteristics. Diamond reamers should be compatible with the drilling fluid system being used. They should be resistant to chemical attack or degradation caused by the drilling fluids and maintain their cutting efficiency and structural integrity throughout the drilling process.
Heat and thermal stability: Drilling operations in mineral exploration and geological survey applications can generate significant heat due to the friction between the reamer and the rock formations. Diamond reamers are engineered to exhibit high heat and thermal stability, enabling them to withstand the elevated temperatures encountered during drilling. This characteristic helps maintain the reamer's cutting performance and structural integrity in high-temperature drilling environments.
Precision and accuracy: In mineral exploration and geological survey drilling, precision and accuracy are paramount for obtaining reliable geological data and samples. Diamond reamers are designed to provide precise and accurate wellbore enlargement. They are manufactured to tight tolerances to ensure consistent performance, minimize deviation, and enable precise positioning of the drilling tools.
Durability and longevity: Mineral exploration and geological survey drilling operations can be demanding and time-consuming. Diamond reamers are built to withstand the rigors of these operations and offer long service life. The use of high-quality materials, advanced manufacturing processes, and robust cutter designs contribute to the durability and longevity of diamond reamers, reducing the frequency of reamer replacements and minimizing downtime.
It's important to note that the specific characteristics of diamond reamers used in mineral exploration and geological survey drilling can vary depending on the drilling techniques employed, the geological formations encountered, and the specific objectives of the drilling project. Consulting with drilling experts and engaging with reputable manufacturers or suppliers can help identify the most suitable diamond reamers for these applications.
Q&A
What are the considerations for reaming thin-walled materials with diamond reamers?
When reaming thin-walled materials, it is important to use a diamond reamer with low cutting forces and to support the workpiece adequately to prevent distortion or damage.
Can diamond reamers be used for reaming through-holes?
Yes, diamond reamers are commonly used for reaming through-holes, as they can achieve precise diameter and surface finish throughout the entire hole length.
What are the considerations for reaming long through-holes with diamond reamers?
When reaming long through-holes, attention should be given to chip evacuation, coolant/lubrication, and maintaining tool stability to prevent issues such as chip packing or tool deflection.
Can diamond reamers be used for reaming tapered holes?
Yes, diamond reamers can be used for reaming tapered holes, but the tool design should be specifically tailored for the desired taper angle.
What are the considerations for reaming tapered holes with diamond reamers?
When reaming tapered holes, the tool design should ensure proper contact between the diamond cutting edges and the workpiece surfaces throughout the taper. Cutting parameters should also be adjusted accordingly.
Model or type:
Specifications
| ITEM | DIAMOND BIT | Reaming shell | |||||
| "Q" Series Wireline assembly |
Size | Bit Outer Diameter | Bit Inner Diameter | ||||
| mm | inch | mm | inch | mm | inch | ||
| AQ | 47.60 | 1.88 | 26.97 | 1.06 | 48.00 | 1.89 | |
| BQ | 59.50 | 2.35 | 36.40 | 1.43 | 59.90 | 2.36 | |
| NQ | 75.30 | 2.97 | 47.60 | 1.88 | 75.70 | 2.98 | |
| HQ | 95.58 | 3.77 | 63.50 | 2.50 | 96.00 | 3.78 | |
| PQ | 122.00 | 4.80 | 84.96 | 3.35 | 122.60 | 4.83 | |
| Metric T2 Series | 36 | 36.0 | 1.417 | 22.0 | 0.866 | 36.3 | 1.429 |
| 46 | 46.0 | 1.811 | 32.0 | 1.260 | 46.3 | 1.823 | |
| 56 | 56.0 | 2.205 | 42.0 | 1.654 | 56.3 | 2.217 | |
| 66 | 66.0 | 2.598 | 52.0 | 2.047 | 66.3 | 2.610 | |
| 76 | 76.0 | 2.992 | 62.0 | 2.441 | 76.3 | 3.004 | |
| 86 | 86.0 | 3.386 | 72.0 | 2.835 | 86.3 | 3.398 | |
| 101 | 101.0 | 3.976 | 84.0 | 3.307 | 101.3 | 3.988 | |
T Series |
TAW | 47.6 | 1.875 | 23.2 | 1.31 | 48.0 | 1.89 |
| TBW | 59.5 | 2.345 | 44.9 | 1.77 | 59.9 | 2.36 | |
| TNW | 75.3 | 2.965 | 60.5 | 2.38 | 75.7 | 2.98 |
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| Reaming classification | |
| T series | T36,T46,T56,T66,T76,T86 |
| Cable series | AWL,BWL,NWL,HWL,PWL(Front end,rear end) |
| WT series | RWT,EWT,AWT,BWT,NWT,HWT(single tube/double tube) |
| T2/T series | T256,T266,T276,T286,T2101,T676,T686,T6101,T6116,T6131,T6146,T6H |
| WF series | HWF,PWF,SWF,UWF,ZWF |
| WG series | EWG,AWG,BWG,NWG,HWG(single tube/double tube |
| WM series | EWM,AWM,BWM,NWM |
| Others | NMLC,HMLC,LTK48,LTK60,TBW,TNW,ATW,BTW,NTW,AQTK NXD3,NXC,T6H,SK6L146,TT46,TB56,TS116,CHD101 |
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