| Customization: | Available |
|---|---|
| Type: | Core Drill |
| Usage: | Coring |
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When using a diamond reamer, here are some important things to know:
Diamond Reamer Types: There are various types of diamond reamers available, including impregnated diamond reamers and surface-set diamond reamers. Each type has its own characteristics and is suited for different drilling applications. Familiarize yourself with the specific type of diamond reamer you are using and its intended purpose.
Drill Hole Preparation: Prior to using a diamond reamer, ensure that the drill hole is properly prepared. This involves drilling a pilot hole using an appropriate drill bit to the desired depth and diameter. The pilot hole should be straight and accurately aligned to ensure the diamond reamer can follow the desired path.
Reamer Size Selection: Select the appropriate size of diamond reamer based on the desired hole diameter. Consider factors such as the type of rock formation, drilling conditions, and specific project requirements when choosing the size of the diamond reamer.
Reamer Configuration: Diamond reamers come in various configurations, such as single-stage or multi-stage reamers. The configuration determines the number of reaming stages required to achieve the desired hole diameter. Understand the specific configuration of the diamond reamer you are using and its limitations.
Operating Parameters: Follow the manufacturer's recommendations regarding the operating parameters of the diamond reamer. This includes parameters such as rotational speed, weight on bit, and drilling fluid properties. Adhering to the recommended operating parameters ensures optimal performance and longevity of the diamond reamer.
Bit Break-In: Before using a diamond reamer, it is important to break in the diamond cutting elements. This involves running the diamond reamer at a reduced speed and applying moderate weight on bit for a certain period of time. Bit break-in helps to expose fresh diamond cutting surfaces and improves cutting efficiency.
Drilling Fluid Management: Proper management of the drilling fluid is crucial when using a diamond reamer. Ensure that the drilling fluid properties, such as viscosity, pH level, and solids content, are within the recommended range. The drilling fluid helps to lubricate the diamond reamer and carry away the cuttings, enhancing drilling efficiency.
Monitoring and Inspection: Regularly monitor the performance of the diamond reamer during drilling operations. Pay attention to parameters such as rate of penetration, torque, and vibration levels. Conduct visual inspections of the diamond reamer to check for any signs of wear or damage that may affect its performance.
Core Recovery: Diamond reamers are typically used to improve core recovery rates in drilling operations. Monitor the core recovery during drilling and adjust the drilling parameters if necessary to optimize the recovery of intact core samples.
Maintenance and Redressing: Diamond reamers require periodic maintenance and redressing to maintain their cutting efficiency. Follow the manufacturer's recommendations for maintenance intervals and redressing procedures. Regularly inspect the diamond cutting elements and replace them when they become worn or damaged.
Safety Precautions: When using a diamond reamer, ensure that appropriate safety precautions are in place. This includes wearing personal protective equipment, following safe drilling practices, and adhering to relevant safety regulations. Diamond reaming operations can involve high rotational speeds and cutting forces, so it is important to prioritize safety.
Training and Experience: Proper training and experience are essential for using a diamond reamer effectively and safely. Ensure that drilling personnel are adequately trained on the proper handling, operation, and maintenance of diamond reamers. Experienced personnel can make informed decisions, troubleshoot issues, and optimize the drilling process.
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 |
FAQ:
Q1: How do I choose the right diamond reaming shell for my drilling project?
A1: The selection of a diamond reaming shell depends on factors like formation characteristics, desired borehole diameter, drilling parameters, and the type of drilling equipment being used. Consulting with drilling experts or manufacturers can help in choosing the right shell.
Q2: How often should diamond reaming shells be replaced?
A2: The replacement frequency of diamond reaming shells depends on factors like the type of formation, drilling conditions, drilling progress, and the wear rate of the cutting elements. Regular inspection and monitoring of the shell's condition can help determine replacement intervals.
Q3: How can I maximize the lifespan of a diamond reaming shell?
A3: To maximize the lifespan of a diamond reaming shell, it is important to follow proper drilling practices, maintain optimal drilling parameters, use suitable drilling fluids, and periodically inspect and maintain the shell.
Q4: Can diamond reaming shells be used in directional drilling?
A4: Yes, diamond reaming shells can be used in directional drilling applications, where the borehole trajectory needs to be controlled and maintained.
Q5: Are diamond reaming shells compatible with different drilling rigs?
A5: Diamond reaming shells can be designed and manufactured to be compatible with various types of drilling rigs, including rotary drilling rigs.
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