Brief Introductions of Reaming Shells
Reaming shell is used to couple the drill bit with the core barrel.
It is suitable for use on all conventional and wireline core
barrel. This product is mainly designed to ream the hole to the
standard diameter. It can keep the stability of the core barrel.
When the old bit is replaced by the new one, reaming shell can also
provide sufficient clearance for the new bit. It can also help to
resist the abrasion of the core barrel. This type of diamond tool
is physically longer than the standard type. So for the
compensation of the difference in reaming shell length, an
appropriate inner tube extension is necessary to be used.
Ranging from broken and abrasive to consolidated and non-abrasive
formations, reaming shells are all suitable to use. We can produce
reaming shells with 6", 10" and 18" length.
Features of Reaming Shells
1) Acts as a stabilizer for drill bit.
2) Be set with natural or synthetic diamond.
Our reaming shells enjoy the best quality and most special design
in the industry. With several different types, we try our best to
satisfy any of your requirements.
Available Size for our Reaming Shells
Q" Series: AQ,BQ,NQ,HQ,PQ(Front end & Back end Type)
T Series: T36,T46,T56,T66,T76,T86
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 Tube/Double Tube)
WM Series: EWM,AWM,BWM,NWM
T2/T6 Series: T256,T266,T276,T286,T2101/T676,T686,T6101,T6116,
T6131,T6146,T6H
Others: NMLC,HMLC,LTK48,LTK60,TBW,TNW,ATW,BTW,NTW,AQTK
,NXD3,NXC,T6H,SK6L146,TT46,TB56,TS116,CHD101
Some further details about diamond reamers:
Reamer sizes and configurations: Diamond reamers are available in a
wide range of sizes and configurations to accommodate different
wellbore diameters and drilling requirements. They can be designed
as single-piece units or as modular assemblies with interchangeable
components, allowing for flexibility and adaptability in various
drilling scenarios.
Reamer deployment in underreaming operations: Underreaming involves
enlarging the wellbore diameter below the casing shoe or liner to
improve wellbore stability, enhance cementing operations, or
facilitate well interventions. Diamond reamers are commonly used
for underreaming applications, providing precise control over the
enlargement process and ensuring optimal wellbore conditions.
Reamer cutter technologies: Diamond reamers utilize various cutter
technologies to optimize cutting efficiency and durability.
Polycrystalline diamond compact (PDC) cutters are commonly employed
due to their high wear resistance and cutting performance in hard
formations. Additionally, hybrid cutters, combining PDC elements
with other cutting structures, may be used to achieve a balance
between aggressive cutting and impact resistance.
Reamer customization for specific drilling challenges: Diamond
reamers can be customized to address specific drilling challenges.
For example, in abrasive formations, reamers may be designed with
enhanced cutter protection, such as tungsten carbide inserts or
diamond-enhanced coatings, to prolong cutter life. Customization
can also involve optimizing hydraulic flow patterns, adjusting
cutter densities, or incorporating specific features to address
formation-specific issues.
Reamer deployment in unconventional drilling: Diamond reamers are
widely used in unconventional drilling, such as shale gas and tight
oil formations. These formations often exhibit complex lithologies
and variable hardness, requiring reamers that can efficiently
handle the challenges posed by these environments. Diamond reamers
with aggressive cutting structures and robust designs are utilized
to achieve effective wellbore enlargement in unconventional
reservoirs.
Reamer integration with drilling optimization software: To maximize
the performance of diamond reamers, they can be integrated with
drilling optimization software. These software systems analyze
real-time data from downhole sensors and provide recommendations
for adjusting drilling parameters to optimize reamer performance.
By leveraging advanced algorithms and machine learning, drilling
optimization software improves drilling efficiency and reduces the
risk of downhole issues.
Reamer advancements in cutter technology: Ongoing research and
development efforts focus on advancing cutter technology for
diamond reamers. This includes the development of novel diamond
materials, improved cutter geometries, and advanced bonding
techniques. These advancements aim to enhance cutting efficiency,
increase cutter durability, and extend the operational life of
diamond reamers.
Reamer environmental considerations: Environmental sustainability
is a growing concern in the drilling industry. Manufacturers are
actively exploring environmentally friendly alternatives for
diamond reamers, such as bio-based lubricants and coatings with
reduced environmental impact. Additionally, efforts are made to
optimize reamer designs for reduced energy consumption, minimizing
waste generation, and promoting sustainable drilling practices.
Diamond reamers continue to evolve through ongoing research,
technological advancements, and industry collaboration. Their
versatility and adaptability make them indispensable tools for
achieving efficient wellbore enlargement and enhancing drilling
performance in a wide range of drilling applications.
