Roschen group limited specializes in manufacturing Drilling Equipments and Tools for Geological Exploration, Engineering Investigation, Water Well Drilling, Drill Pipe, RC drill pipe, core barrel, etc.
Roschen group limited has a group of experienced engineers and advanced manufacturing technology and producing line. We not only provide the common productions as the marketing request, we can also design and supply the special productions as the individual client demanding.
Roschen has a group of experienced engineers and advanced manufacturing technology and producing line. We not only provide the common productions as the marketing request, we can also design and supply the special productions as the individual client demanding.
Welcome to visit our website (roschen.en.made-in-china.com ) to find more about our company and products.
| Impregnated diamond core bit Sizes Available: | |
| Wireline series: | Geobor S, WLA, WLB, WLN, WLH, WLP, WLB3, WLN3, WLH3, WLP3, WLN2, AQ, BQ, NQ, HQ, PQ, SQ, PQ3, HQ3, NQ3, BQ3, NQ2, WL-56, WL-66, WL-76 |
| T2 / T series: | T2 46, T2 56, T2 66, T2 76, T2 86, T2 101, T46, T56, T66, T76, T86 |
| TT series: | TT 46, TT 56 |
| T6 series: | T6 76, T6 86, T6 101, T6 116, T6 131, T6 146 |
| T6S series: | T6S 76, T6S 86, T6S 101, T6S 116, T6S 131, T6S 146 |
| B series: | B46, B56, B66, B76, B86, B101, B116, B131, B146 |
| MLC series: | NMLC, HMLC, 3C, 4C, 6C, 8C |
| LTK series | LTK48, LTK60 |
| 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, HWM |
| Other sizes: | AX, BX, NX, HX, TBW, NQTT, HQTT, TNW, 412F, BTW, TBW, NTW, HTW, T6H |
| Chinese standard: | 56mm, 59mm, 75mm, 89mm, 91mm, 108mm, 110mm, 127mm, 131mm, 150mm, 170mm, 219mm, 275mm |
| Russian standard: | 59mm, 76mm, 93mm, 112mm, 132mm, 152 mm |
| Wireline diamond core bits specifications | ||
| SIZE | CORE Ø | HOLE Ø |
| AQTK | 35.5 mm (1-3/8 in) | 48 mm (1-7/8 in) |
| BQ | 36.4 mm (1-7/16 in) | 60 mm (2-3/8 in) |
| BQTK | 40.7 mm (1-5/8 in) | 60 mm (2-3/8 in) |
| NQ | 47.6 mm (1-7/8 in) | 75.7 mm (3 in) |
| NQTK (NQ2") | 50.6 mm (2 in) | 75.7 mm (3 in) |
| NQ3 | 45 mm (1-3/8 in) | 75.7 mm (3 in) |
| HQ | 63.5 mm (2-1/2 in) | 96 mm (3-3/8 in) |
| HQ3 | 61.1 mm (2-3/8 in) | 96 mm (3-3/8 in) |
| PQ3 | 85 mm (3-3/8 in) | 122.6 mm (4-7/8 in) |
| PQ3 | 83 mm (3-1/4 in) | 122.6 mm (4-7/8 in) |
Detailed Product Description
Core drilling rig, mud pump, diamond drill bit, reaming shell, drill rod, wire line rod; core barrel, casing shoe, casing etc. As one of the professional manufacturers and leading exporters of Premium-quality drilling rigs and drilling tools in global market, we produce full range of core drilling rig and core drilling tools in DCDMA standard, CDDA standard, and wireline Boart Long year Standard as follows:
A. Drilling Rigs for mineral exploration, soil investigation and water well drilling, etc. The drilling machines are
· ---Surface set Diamond Type
· ---Impregnated Diamond Type
· ---Tungsten Carbide Type
· ---PCD Type
---Electroplated Diamond Type
(AQ, BQ, NQ, HQ, PQ, BQ3, NQ2, NQ3, HQ3, PQ3, TNW, NMLC, HMLC, T2 46, T2 56, T2 76, T2 86, T2 101, T6 131, T6 146...., )
B. Reaming shells/reamer
· ---Surface set Diamond Type
· ---Impregnated Diamond Type
· ---Tungsten Carbide Type
· ---PCD Type
· ---Electroplated Diamond Type
(AQ, BQ, NQ, HQ, PQ, BQ3, NQ2, NQ3, HQ3, PQ3, TNW, NMLC, HMLC, T2 46^)
C. Wire line Drill Rods, from WLA to WLP, Parallel Threaded Drill Rods, DCDMA Sizes AW-HW, and Metric sizes 42mm to 90mm, Tapered Threaded Drill Rods, DCDMA Sizes AWY to NWY, AWJ, BWJ and S75 Drill Rods.
Warranty and Service
We always concerned about our clients and provides them with warranty and service support.
The factory ensures equipment warranty for the major assemblies and units efficient for 12 months. The clients are supplied with all needed spare parts, tooling and auxiliary facilities.
The authorized dealers possess service centers to execute product warranty liabilities, after-sales service and equipment repair. The clients' staff is also provided with theoretical and practical company instructions and consultations on all matters concerning execution of work and equipment operation.
FAQ
PCD NQ HQ PQ Polycrystalline Compact Diamond Core Bit , DCDMA Standard 5
Q: Are you trading company or manufacturer ?
A: We are a professional manufacturer.
Q: How long is your delivery time?
A: Generally it is 3 days if the goods are in stock. or it is 10-15 days if the goods are not in stock, it is according to quantity.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shippment.
T/T, L/C, Western Union.
Q: What are your main products, and used for?
A: Our products include core bit, PDC bit, reaming shell, core barrel, casing, drill rod, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling, geotechnical engineering and soil sampling.
Q: How about the delivery terms?
A: Min. order quantity: 1 piece. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promote technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen usually makes a serious inspection for all products and raw materials in strict procedure.