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  • Core-Barrel-With-Roller-Bits.png

Core Barrel With Roller Bits

Category:

Detail

Diameter(mm) Shell Height(mm) Upper Shell Thickness(mm) Bottom Shell Thickness(mm) Cutting Teeth No. Weight(KG)
600 1300 20 40 9 530
800 1300 20 40 14 800
900 1300 20 40 16 920
1000 1300 20 40 18 1000
1100 1300 20 40 18 1100
1200 1300 20 40 20 1220
1250 1300 20 40 21 1270
1300 1300 20 40 24 1330
1400 1300 20 40 24 1425
1500 1300 20 40 28 1560
1600 1300 20 40 28 1720
1800 1300 25 40 33 1820
2000 800 25 40 36 1930
2200 800 25 40 40 2100
2500 800 25 40 44 2400
Kelly Box Options: 150*150,200*200,250*250

Features

-Cutting ring with rock drilling bits and releases the internal stress of rock.

-Drilling with the method of rolling and squeezing can increases the anti- wear ability of thebarre.

-Small barrel facilitates the coring operation; large barrel performs stage breaking.

-Applicable layers: medium or slightly weathered rock , hard or super hard bedrock.

Remark:

-Cutting DIA. Custom : design various cutting diameter based on demand.

-Shell HIT. Custom : design as demand, prolong or shorten, increase amount of perdrilling, improve efficiency.

-Kelly box size custom based on kelly bar, like 130*130,150*150,200*200,250*250 etc.

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