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NMLC HMLC 4C 6C 8C Coring Barrel For construction, Well Exploration Core Drilling

4C Core Barrel 1.5 M for construction , reinforced concrete dam sites, bridge, building , well exploration core drilling
4C Core Barrel 1.5 M for construction , reinforced concrete dam sites, bridges, building , well exploration core drilling
3C Core Barrel
4C Core Barrel
6C Core Barrel
8C Core Barrel
10C Core Barrel
3C, 4C, 6C, 8C, 10C Core Barrel

Quantity:
  • NMLC HMLC 4C 6C 8C
  • ROSCHEN
  • ROS-CB-NMLC, HMLC, 3C, 4C, 6C, 8C

Product Description

NMLC HMLC 4C 6C 8C Coring Barrel For construction, Well Exploration Core Drilling

 

 Core Barrel (Double Tube & Triple Tube)


ROSCHEN Core Barrel is a precision instrument designed to maximise core recovery in site investigation and exploratory drilling programmes. With this core barrel is its possilble to obtain as near to 100% volumetric ocre recovery in as undisturbed condition as it is possilbe to achieve with rotary core drilling equipment. It is not uncommon for drillers to report 98% + core recovery in the most difficult formations.

 

 4C Core Barrel 1.5 M for construction , reinforced concrete dam sites, bridge, building , well exploration core drilling

4C Core Barrel 1.5 M for construction , reinforced concrete dam sites, bridges, building , well exploration core drilling
3C Core Barrel

4C Core Barrel

6C Core Barrel

8C Core Barrel

10C Core Barrel

3C, 4C, 6C, 8C, 10C Core Barrel 


Specifications:

Core Barrel (Double Tube & Triple Tube)   
1. High Performance 
2. High toughness materials  
3. Long lasting  
 

Size available:

 

Q series Core Barresls: AQ, BQ, NQ, HQ, PQ, NQ3, HQ3

T series Core Barrels: T2-56, T2-66, T2-76,T2-86, T2-101, T6-131

Triple Tube Core Barrels: AMLC, BMLC, NMLC, HMLC, 3-5/8' x 2-1/2'C,  4-3/8' x 3 C,  5' x 4 C,  7’x 5 C,  10'x 8 C  

 

CONVENTIONAL CORE BARREL SPECIFICATIONS

TYPE

SET BIT (O.D.)

HOLE SIZE (O.D.)

CORE SIZE (O.D.)

Imperial

Metric

Imperial

Metric

Imperial

Metric

BMLC

2.330"

59.18MM

2.360"

59.94MM

1.386"

35.20MM

NMLC

2.945"

74.80MM

2.980"

75.69MM

2.045"

51.94MM

HMLC

3.875"

98.42MM

3.906"

99.21MM

2.500"

63.50MM

3C

4.343"

110.31MM

4.375"

111.12MM

3.000"

76.20MM

4C

5.468"

138.89MM

5.500"

139.70MM

4.000"

101.60MM

6C

7.730"

196.04MM

7.750"

196.85MM

5.750"

146.04MM

8C

10.200"

259.10MM

10.250"

260.35MM

7.980"

202.70MM


SIZE

Set O.D. of Bit

AMLC               

47.37mm

BMLC               

59.18mm

NMLC              

74.80mm

HMLC               

98.42mm

3-5/8' x 2-1/2'C   

91.31mm   

4-3/8' x 3   C       

110.61mm

5-1/2' x 4   C       

138.89mm

7-3/4’x 5-3/4C    

196.04mm

10-1/4'x 8   C       

259.10mm

 6c 8c core barrel

 


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