China Hot Selling for Coal Mining Machinery Parts - Coring Tools – LUQI factory and manufacturers

Hot Selling for Coal Mining Machinery Parts - Coring Tools – LUQI

Short Description:

Product Detail

Product Tags

Feedback (2)

Our enterprise insists all along the standard policy of "product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff" as well as consistent purpose of "reputation first, client first" for Drilling Rig Drawworks , Hdd Mud Motor , Oil Drilling Drawworks , Excellent quality, competitive prices, prompt delivery and dependable service are guaranteed Kindly let us know your quantity requirement under each size category so that we can inform you accordingly.

Hot Selling for Coal Mining Machinery Parts - 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:

Related Product Guide:
Directional well essential-Downhole Motor
Design Theory of Stator and Rotor of PDM Based on Rack Gearing Principle

With this motto in mind, we've come to be one of quite possibly the most technologically innovative, cost-efficient, and price-competitive manufacturers for Hot Selling for Coal Mining Machinery Parts - Coring Tools – LUQI , The product will supply to all over the world, such as: Cairo , Honduras , Muscat , We have got constantly insisted on the evolution of solutions, spent good funds and human resource in technological upgrading, and facilitate production improvement, meeting the wants of prospects from all countries and regions.

Chain Pipe Spanner

Cobalt Drill Sets

Drilling Downhole Mud Motor

Drilling Rig Parts Manufacturers

Hard Facing Stabilizer

High Quality Downhole Motor

Inflation Sealing

Oil Pneumatic Air Clutch And Brake

Rg Drilling Rig

Well Drilling Machine

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.