Increased Drilling Depth Capacity Improved Coring Design Diamond Reamer

• Type: Core Drill
• Usage: Coring
• Certification: CE, ISO
• Application: Reaming
• Industry: Geological Survey
• Payment Term: Tt or LC
• Model NO.: AQ,BQ,LTK48,NQ,NQ3,HQ,HQ3,PQ,PQ3 NTW, BTW, HTW
• Product Name: Reaming Shell/Reamer
• Thread Type: Pi, Metric, Dcdma etc.
• Surface Finish: Smooth
• Material: Diamond
• Coating: Natural Diamond or Man-Made Diamond
• Heat Resistance: High
• Cutting Edge: Sharp
• Transport Package: Nude/Wooden Case/Carten
• Specification: PQNQHQNTWHTWNQ3HQ3
• Trademark: BEST
• Origin: China
• HS Code: 82071910
• Production Capacity: 500000 Pieces/Year

Product Description

Product Description:

 

Here are some additional points of information:

1. Reamer inspection and testing: Regular inspection and testing of diamond reamers are essential to ensure their integrity and performance. Inspections may involve visual examinations, dimensional measurements, and non-destructive testing techniques to detect any signs of wear, damage, or defects. Testing can include functional checks, such as verifying the proper rotation of cutters, assessing the effectiveness of gauge pads or stabilizers, and evaluating the overall reamer functionality. These inspection and testing procedures help identify any issues that may affect the reamer's performance and allow for timely maintenance or replacement.

2. Reamer design for specific wellbore objectives: Diamond reamers can be designed with specific wellbore objectives in mind. For example, some reamers are optimized for hole enlargement while maintaining gauge diameter, while others are designed to create a smooth wellbore surface for efficient casing or liner installation. Consider the primary wellbore objectives, such as wellbore stability, casing running, or cementing requirements, and select a diamond reamer that aligns with those objectives.

3. Reamer compatibility with drilling fluids: The choice of drilling fluids can impact the performance of diamond reamers. Some drilling fluids, such as oil-based muds or high-viscosity fluids, may pose challenges for effective cuttings removal or hinder the reamer's performance. Ensure that the selected diamond reamer is compatible with the drilling fluid system and can operate efficiently without compromising its functionality.

4. Reamer selection for extended-reach drilling: Extended-reach drilling (ERD) involves drilling highly deviated or horizontal wellbores. In ERD applications, diamond reamers are crucial for maintaining wellbore trajectory control, preventing tool sticking, and achieving efficient cuttings removal. Select a reamer that is specifically designed for ERD operations, considering factors such as lateral forces, torque requirements, and the ability to navigate complex wellbore curvatures.

5. Reamer optimization for torque and drag reduction: Torque and drag issues can significantly impact drilling efficiency, especially in long and complex wellbores. Diamond reamers can be optimized to reduce torque and drag by incorporating features such as low-friction materials, streamlined designs, or hydraulic enhancements. By minimizing torque and drag, reamer optimization can help improve drilling performance, reduce equipment wear, and mitigate operational risks.

6. Reamer selection for underreaming operations: Underreaming involves enlarging the wellbore diameter below a particular section, typically for casing or liner installation. Diamond reamers used in underreaming operations should be designed to efficiently remove cuttings, maintain gauge diameter, and provide a smooth wellbore surface. Consider reamers with appropriate cutter configurations, cutter sizes, and cutting structures that are specifically suited for underreaming applications.

7. Reamer selection for re-entry drilling: Re-entry drilling involves drilling a new wellbore from an existing wellbore, such as sidetracking or re-drilling a section. When selecting a diamond reamer for re-entry drilling, consider the condition of the existing wellbore, potential obstructions, and the desired wellbore trajectory. Reamers with specialized designs, such as deflecting or deflecting-reaming tools, can help navigate and ream through challenging wellbore conditions.

8. Reamer optimization for vibration mitigation: Vibrations during drilling operations can negatively impact drilling performance, tool life, and overall wellbore quality. Diamond reamers can be optimized to mitigate vibrations by incorporating features such as tuned cutting structures, vibration dampening materials, or anti-whirl designs. Minimizing vibrations enhances drilling efficiency, reduces equipment wear, and improves overall drilling outcomes.

9. Reamer selection for geothermal drilling: Geothermal drilling involves drilling wells for harnessing geothermal energy. The extreme temperatures, high-pressure conditions, and geologically challenging formations associated with geothermal drilling require robust and specialized diamond reamers. Select reamers that are specifically designed and tested for geothermal applications to ensure reliable performance and longevity in these demanding environments.

10. Reamer customization for specific wellbore geometries: Some drilling projects may require wellbores with non-standard geometries, such as ellipses or irregular shapes. Diamond reamers can be customized to match these unique wellbore geometries, ensuring proper hole enlargement and maintaining wellbore integrity. Work closely with the reamer manufacturer or supplier to design and fabricate a custom reamer that meets the specific wellbore geometry requirements.

11. Reamer performance monitoring through downhole measurements: Downhole measurements and logging tools can provide real-time or post-drilling data on the performance of diamond reamers. Measurements such as torque, weight on bit, temperature, and vibration data can be analyzed to evaluate the reamer's performance, assess drilling efficiency, and identify any operational issues. Incorporating downhole measurement technologies enhances the understanding of reamer behavior and facilitates data-driven decision-making during drilling operations.

 

Q&A

1. What are the considerations when reaming heat-sensitive materials with diamond reamers?
   When reaming heat-sensitive materials, it is important to use appropriate cutting parameters, coolant/lubrication, and tool geometry to minimize heat buildup and potential material damage.

2. Can diamond reamers be used in automated production lines?
   Yes, diamond reamers can be integrated into automated production lines for high-volume manufacturing processes.

3. What are the cost considerations when using diamond reamers?
   Diamond reamers may have a higher initial cost compared to traditional reamers, but their longer tool life and superior performance can lead to overall cost savings in many applications.

4. Can diamond reamers be custom-made?
   Yes, diamond reamers can be custom-made to meet specific application requirements, such as non-standard hole sizes or unique geometries.

5. How can I determine the appropriate diamond reamer size for my application?
   The appropriate diamond reamer size depends on factors such as the desired hole diameter, tolerance requirements, and the machine's capabilities. Consultation with a tooling supplier or engineer is recommended.

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

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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