pump out adaptor piston piston plug for wireline coring system triple tube diamond drilling NQ3 HQ3 PQ3 ejection kit
pump out adaptor piston piston plug for wireline coring system triple tube diamond drilling NQ3 HQ3 PQ3 ejection kit
Roschen group limited specializes in the development, production and sales of exploration drilling tools as well as providing drilling solutions and services. Roschen is a national advanced technology enterprise, one of the drafters of geological drilling tool standard of DCDMA, award of second prize of National Science and Technology Progress.
Roschen determine world class intelligent production line of diamond core drilling consumables. Roschen possesses core technology of diamond tools and knowledge of deep hole drilling tools. A dedicated testing lab and strict adherence to the ISO9001 quality control system ensure every piece is qualified. Standard drilling units make hands-on experience in high efficiency drilling available to ROSCHEN. ROSCHEN takes drilling industry in China to a high speed train and makes us come into a high efficient and safety drilling expert.
FEATURES:
Wireline double tube core barrels are available in BQ NQ HQ PQ SQ standards, which is composed of outer tube group & inner tube group. However, diamond bit & reaming shell are not included when pricing.
Outer tube group is composed of locking coupling, adaptor coupling, landing ring, outer tube, stabilizer, reaming shell & bit. Outer tube is available in 3M & 1.5M.
Inner tube group is composed of head assembly, inner tube, stop ring, core lifter, core lifter case. Inner tube is available in 3 & 1.5M.
PRODUCT SPECIFICATIONS
| Standard | OD | ID | Wall Thickness (mm) | TPI | Pin Thread Length(mm) | Weight |
| (mm) | (mm) | (kg/m) |
| BWL | 55.7 | 46.1 | 4.8 | 3 | 44.45 | 6.03 |
| NWL | 70.5 | 60.3 | 5.1 | 3 | 44.45 | 8.08 |
| HWL | 89 | 77.8 | 5.6 | 3 | 44.45 | 11.52 |
| PWL | 114.3 | 101.9 | 6.2 | 2.5 | 63.5 | 16.53 |
| SWL | 139.7 | 125.5 | 7.1 | 2.5 | 62.8 | 23.22 |
PRODUCT CONFIGURATION
Drill Rods: BQ, NQ, HQ, PQ, SQ; NRQ, HRQ, NHD, HHD, PHD
Casings: AW, BW, NW, HW, HWT, PW, PWT, SW; AX, BX, NX, HX, PX, SX
Lengths: 1.5M, 3M
Both Ends Heat Treated
Non-standard also can be made as your demand
Our Advantages
1. Professional Team & Experience:
Our expert team in this area has an experience of more than 30 years.
2. World-Class Intelligent Facilities:
We own precision CNC machine, milling machine, quenching machine, precision lathe, sintering machine and other
advanced equipments.
3. Selected High Quality Raw Materials:
We select raw materials from leading big steel factories, such as BAO STEEL, TANG STEEL, HEBEI STEEL GROUP which
are the best and largest raw material manufacturers in China.
4. Strict Physical/Chemical Testing Procedures:
We have own lab in our factory to make sure our products can meet the requirements of design and process, and
provide reliable testing data.
5. Short Delivery Time:
Normal production takes 7 days. And we in stock standard products which can be shipped very soon.
6. Safe Package & Shipment:
Standard export packages with well protection or in wooden/steel cases.
7. Best After-Sale Service:
Timely communication & response especially for trouble shooting. We got good reputation around the world since all these years.
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