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China wholesale Water Well Drilling Tools - Coring Tools – LUQI

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As a way to ideal meet up with client's desires, all of our operations are strictly performed in line with our motto "High Top quality, Competitive Cost, Fast Service" for Eight Rows Sprocket , Directional Drilling , Barite Powder Price , Presently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.
China wholesale Water Well Drilling Tools - 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:

China wholesale Water Well Drilling Tools - Coring Tools – LUQI detail pictures

China wholesale Water Well Drilling Tools - Coring Tools – LUQI detail pictures


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Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for China wholesale Water Well Drilling Tools - Coring Tools – LUQI , The product will supply to all over the world, such as: Norway, Finland, Guatemala, Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. Detailed Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Morocco for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.
  • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Eileen from Morocco - 2017.06.29 18:55
    It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Gloria from Montpellier - 2018.06.26 19:27
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