HQ3 Wire-line Drilling Steel Drill Core Barrel Assembly
PEERCHEER offers standard HQ3 HWL-3 triple tube core barrel for use with HQ/HRQ/HT rods.HQ3 Wire-line drilling steel drill core barrel utilizes a third tube called an inner tube liner or split tube. HQ3 triple tube core barrel is commonly used in surface drilling conditions when drilling coal, clay bearing or highly fractured formations. HQ3 Wire-line drilling steel drill core barrel only available in surface configurations and is available for application in standard DCDMA H size hole. It consists of the HQ3 head assembly , HQ3 inner tube components and HQ3 outer tube components.
Product Details
Parameter
HQ3 Wire-line drilling steel drill core barrel
1-HQ3 Head Assembly
2-HQ3 Pump Out Adapter
3-HQ3 Piston Plug
4-HQ3 O Ring
5-HQ3 Core Ejection Piston
6-HQ3 Split tube
7-HQ3 Inner Tube
8-HQ3 Stop Ring
9-HQ3 Core Lifter
10-HQ3 Core Lifter Case
11-HQ3 Locking Coupling
12-HQ3 Adapter Coupling
13-HQ3 Landing Ring
14-HQ3 Outer Tube
15-HQ3 Inner Tube Stabilizer
16-HQ3 Thread Protector
NOTE：
(1)HQ3 core bit and reaming shell are not included
(2) 1.5m/5ft and 3m/10ft HQ3 core barrels are available
(3)The newest MKII spearhead HQ3 core barrel is also available
HQ3 Wire-line drilling steel drill core barrel Parameters Table
| HQ3 Nonimal Parameter | mm | Inches |
| HQ3 Hole Diameter(approx.) | 96.0 | 3.780 |
| HQ3 Core Diameter(approx.) | 61.1 | 2.406 |
| HQ3 Core Bit Set OD(approx.) | 95.6 | 3.764 |
| HQ3 Core Bit Set ID(approx.) | 61.1 | 2.406 |
| HQ3 Reaming Shell Set OD(approx.) | 96.0 | 3.780 |
| HQ3 Outer Tube OD | 92.1 | 3.626 |
| HQ3 Outer Tube ID | 77.8 | 3.063 |
| HQ3 Inner Tube OD | 73.0 | 2.874 |
| HQ3 Inner Tube ID | 66.7 | 2.626 |
| HQ3 Split Tube OD | 66.0 | 2.598 |
| HQ3 Split Tube ID | 63.5 | 2.598 |
