Widely Used Mining Geological Water Well Drilling Tools Wireline Core Barrels BQ HQ NQ PQ
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Widely Used Mining Geological Water Well Drilling Tools Wireline Core Barrels BQ HQ NQ PQ
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Features
Basic Infomation
Place of Origin: CHINA
Brand Name: ROSCHEN
Certification: ISO
Model Number: BQ HQ NQ PQ, HWL, NWL, PWL, T2-76, T2-86,T2-101
High Light:

triple tube core barrel

,

drilling core barrel

Payment & Shipping Terms
Packaging Details: Wooden Box
Supply Ability: 10000000 pcs
Specifications
Product Description

Core Barrels

 

Core Barrels, Wireline Core Barrels BQ HQ NQ PQ Used for Mining, Geological Drilling


Roschen Group Limited manufactures a wide assortment of Core Barrels for geotechnical and mineral exploration applications. Our Core Barrels are manufactured using the tightest tolerances to ensure safe, efficient operation as well as a high rate of core sample recovery.

 

In addition to the industry-standard assembly, we offer options to customize most sections of the core barrel.

 

Core Bits, Reaming Shells, Overshots and other Coring Tools are also available.

 

Available Core Barrel Types:
 

Wireline: AWL, BWL, NWL, NWL-2 HWL, PWL
Triple Tube: BWL-3, NWL-3, HWL-3, PWL-3
Conventional: BV, NV, NV-2, HV, PV, NWD4
DCDMA: WM, WG
2-3/4” x 3-7/8”, 4" x 5-1/2", 6" x 7-3/4" 

 

 

Core sizes:
Double tube surface
Size(surface exploration drill) Metric system(mm) Imperial system(in)
Hole diameter Core diameter Hole diameter Core diameter
BQ 60 36.4 2.36 1.43
NQ 75.7 47.6 2.98 1.88
HQ 96.1 63.5 3.78 2.5
PQ 122.7 85 4.83 3.34
Triple tube surface
NQ3 75.7 45 2.98 1.78
HQ3 96.1 61.1 3.78 2.41
PQ3 122.7 83 4.83 3.27


 

Boart Longyear Core Barrel System Sizes
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)
PQ 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)


 

Core Barrel System Sizes
SYSTEM CORE Ø HOLE Ø
mm in mm in
A 48,0 1.89 27,0 1.06
B 59,9 2.36 36,4 1.43
N 75,7 2.98 47,6 1.88
H 96,1 3.78 63,5 2.5
P 122,6 4.83 85,0 3.35

 


 

For more information, please contact:



 

ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED

 

Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
 

WeChat: +86-137 6419 5009 ; +86-135 8585 5390
 

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
 

Email: roschen@roschen.com ; roschen@roschen.net
 

Website: http://www.roschen.com ; http://www.roschen.net
 

http://www.roschen.cn ; http://www.roschendrill.com
 

http://www.roschenmining.com ; http://www.roschendrilling.com

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Get in touch with us
Contact Person : Mr. Bill, George, Michael
Tel : 13764195009
Fax : 86-021-54380177
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