롤러 비트가있는 2000mm 코어 배럴

Deris Core Barrel Series

Roller Bits Core Barrel

Core Barrel With Round Shank Chisel Teeth

Core Barrerl With Replaceable Blocks

Cross Cutter Core Barrel

Size

(mm)

520-2000

520-2500

520-2000

520-2500

Application

- For strong rock formations (compressive strength ≥100Mpa).

-Upto strong rock of 100Mpa suitable for cutting through fissured rock

- Upto strong rock of 100Mpa lightly reinforced concrete

- Used to break rock cores which remain in the borehole after using a core barrel

-it is also suitable for drilling hard ,jointed rock(<100Mpa)

Features

- Kelly Box size

 130;150;200mm

- Roller Bits complete of bearing and carbide insert

- Kelly Box size

130;150;200mm

- Cutting ring with ragged arrangement of round shank chisels.

- Chisel holders are welded to the base body.

- The round shank chisels can be easily replaced when using suitable tools

- Kelly Box size

130;150;200mm;

- Cutting Ring with tungsten carbide armored blocks

- The block holders are welded into the base ring of the core barrel

- The blocks are secured with a pin and can be easily replaced

-Kelly Box size

130;150;200mm;

- Cutting ring with round 

shank chisels 

-Chisel holders are welded to the base

-Central pipe reinforcement