OEM Customized Rope Arranger - Coring Tools – LUQI
OEM Customized Rope Arranger - Coring Tools – LUQI Detail:
The Coring Tool is designed according to the characteristics of the US 250 coring tool, combined with the domestic conventional coring and material processing conditions, and new conventional coring tools designed for use in the field with existing problems. 40CrMnMo high quality steel is preferred for outer tube. It can be used for well depth up to 7000 meters, and the inner cylinder can be used for disposable glass cylinder.
Coring Parameters
bit pressure(KN) |
RPM(r/min) |
pumping pressure(MPa) |
CC(L/S)) |
40~60 |
80~120 |
6~10 |
25~35 |
Technology Characteristics:
1. The threaded joint has an open elastic ring.
2. Rotating suspension assemblies have two reverse buckles and caps to prevent steel-flue tripping.
3. There are adjuster to guarantee 1mm coaxiality between inner barrel and coring bit.
4. Formation-keeping inner barrel and composite core catcher cutting coring device can gurantee the shallow stratum coring and soft broken stratum boring.
5. This tool should have a good performance in inclined well coring.
7. High strength material can guarantee the safety and reliability in 7000m coring.
Conventional deep well anti-back button core tool series |
|||||||
Model |
180-124 |
172-121 |
168-121 |
133-89 |
127-89 |
121-89 |
141-89 |
OD |
Φ180×144 (Φ172×144) |
Φ172×136 |
Φ168×146 |
Φ133×101 |
Φ127×108 |
Φ121×100 |
Φ141×119 |
ID |
Φ124×108 |
Φ121×107 |
Φ121×107 |
Φ89×76 |
Φ89×76 |
Φ89×81 |
Φ89×81 |
Core diameter |
Φ100 |
Φ100 |
Φ100 |
Φ70 |
Φ70 |
Φ70 |
Φ70 |
Coring length |
9m and u18m |
9m and u18m |
9m and u18m |
9m |
9m |
9m |
9m and u18m |
Adjuster OD |
Φ198-Φ213 |
Φ198-Φ213 |
Φ184 |
Φ149 |
Φ149 |
Φ139 |
Φ1494 |
Shackle type |
NC50 |
NC50 |
NC46 |
NC38 |
NC38 |
NC38 |
NC38 |
Coring bit size |
Φ200 Φ215.4 |
Φ200 Φ215.4 |
Φ187 -Φ200 |
Φ152 |
Φ142 Φ152 |
Φ142 |
Φ152 |
Remarks |
40CrNiMo Outer barrel 40CrNiMo
|
Special custom made for inner and outer barrel |
6 5/8 Drill stem |
Φ142 (No adjuster) |
Special custom made for inner and outer barrel |
5 9/16 Drill stem |
Product detail pictures:





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Sticking towards the principle of "Super High-quality, Satisfactory service" ,We've been striving to become a superb business partner of you for OEM Customized Rope Arranger - Coring Tools – LUQI , The product will supply to all over the world, such as: Johor, Austria, Morocco, Now, with the development of internet, and the trend of internationalization, we've got decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.

Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
