HMLC Diamond Drilling Core Barrel For Diamond Drilling
PEERCHEER offers HMLC diamond drilling core barrel for use with CR50/NW/NWJ/NWY rods. HMLC core barrel is designed to maximize core recovery in site investigation and core exploratory drilling programs.With HMLC core barrel it is possible to obtain near 100% volumetric core recovery in the most undisturbed condition possible using rotary core drilling equipment. They have been used for exploration of dam, bridge and building sites as well as the development of mineral resources. HMLC core barrel is available for application in metric 99mm size hole. HMLC core barrel consists of the HMLC head assembly , HMLC inner tube components, HMLC split tube components and HMLC outer tube components.
Product Details
Parameter
HMLC Diamond Drilling Core Barrel Standard Configuration:
1-HMLC Head Assembly
2-HMLC Inner Tube
3-HMLC Stop Ring
4-HMLC Core Lifter
5-HMLC Core Lifter Case
6-HMLC Pump Out valve assembly
7-HMLC Split tube
8-HMLC Outer Tube
9-HMLC thread protector
NOTE：
(1)HMLC core bit and reaming shell are not included
(2) 1.5m/5ft and 3m/10ft HMLC core barrels are available
(3)Plastic core liner is available in HMLC size
HMLC Diamond Drilling Core Barrel
| HMLC Nonimal Parameter | mm | Inches |
| HMLC Hole Diameter(approx.) | 99.2 | 3.906 |
| HMLC Core Diameter(approx.) | 63.5 | 2.500 |
| HMLC Core Bit Set OD(approx.) | 98.8 | 3.890 |
| HMLC Core Bit Set ID(approx.) | 63.5 | 2.500 |
| HMLC Reaming Shell Set OD(approx.) | 99.2 | 3.906 |
