
Core Barrel (Head) Assembly for Wire-line Drilling Tools
Description:
Wire line core barrel assembly for core drilling tools can lift
core from drill rods without picking up coring system. A complete
set of wire line drill tools include:Core barrel assembly, overshot
assembly, drill rods, holding dog, hoisting plug, circle wrench
etc.It has some advantages such as high penetration rate,high
penetration rate, high core recovery ratio, long bit life and lower
labour intensity.The advantages can get more clear with the
increasing of drill hole depth.
Our company supply The Q series core barrel assembly .They can be
divided into:
And this series core barrel has advantages of good drilling
property, high fishing efficiency and low consumption.
It consists of outer tube assembly and inner tube assembly.
Export-standard plywood box is utilized to pack this Q series core
barrel.
Specification of the Sizes:
|
Technical Parameters:
Double tube surface | ||||
SIZE | Metric system(mm) | Imperial system(in) | ||
Hole diameter | Core diameter | Hole diameter | Core diameter | |
BQ | 60 | 36.5 | 2.36 | 1.44 |
NQ | 75.8 | 47.6 | 2.98 | 1.88 |
HQ | 96 | 63.5 | 3.78 | 2.5 |
PQ | 122.6 | 85 | 4.83 | 3.34 |
Triple tube surface | ||||
NQ3 | 75.8 | 45 | 2.98 | 1.78 |
HQ3 | 96 | 61.1 | 3.78 | 2.41 |
PQ3 | 122.6 | 83 | 4.83 | 3.27 |
FAQ
1. Question: Are you a drilling tools factory?
Answer: yes,we are drilling tools factory mainly for geological and
HDD drilling for over 60 years in China.
2. Question: What's your main products?
Answer: Drilling tools ( Drill rod, diamond bit,PDC bits, Sonde
housing, pilot bits, drilling accessories ( Inner tube, outer tube,
wrenchs etc.) for geological drilling)
3. Question: How about your drill tools warranty?
Answer: we have quality warranty.If any quality problems, please
contact us freely.
Our Services
Delivery Time: Based on order quantity, normally it takes 10-15
days .
Quality Control: We have our professional QC dept., and all the
products will be strict inspection and testing for every order
before shipping.
After Services: Technical Support will be available at any time. We
could provide the professional suggestion for you.
CGE Group Wuxi Drilling Tools Co., Ltd.
CGE Group Wuxi Drilling tools Co.,Ltd. (formerly named Wuxi drilling tool factory Co., Ltd) was founded in 1958, which is a state-owned leading enterprise . We’re the strategic partner of Atlas Copco ( Epiroc) since 2012.
Our company covers 120 mu and has a total assets around 20000 million Rmb. We have around 200 employees, including 10 technicians.
The main products we manufactured are listed as bellow:
1.China national standard coring drill system products
2.DCDMA standard products: A, B, N, H, Q series ,T2, T6 series impregnated diamond bit, PDC bit, surface set bit, drill rod, core barrel assembly, overshot, water swivel, hoist, circle wrench...
3.API standard drill rod for oil & water well drilling rod
4.Equipment for water conservancy, geology, unconventional oil & gas, and environment treatment, as well as doing relevant trades & services.
Warehouse
Quality Control Department
We have been strictly controlled the quality of our raw materials, and all of our steel metals
are from famous steel mills (factories).
Department Of Technology
Can innovate products following market trend based on customer’s need and valuable
feedback.
● Passed the certification of ISO 9001:2000 quality system.
● Passed OHSAS18000 Occupational Health and Safety Management System
Certification .
● Have more than 70 items independent intellectual property patents.
Products are used in many national major projects