RM 8 1/2 Inch Single Roller Bit Used for Roller Bit Core Barrel Match Liebherr-L
详细信息
RM 8 1/2 inch single roller bit used for roller bit core barrel match liebherr-lb24 rig8.5INCH Single roller bit c/w bearing and carbide insert IADC 637 or IADC 737 USED for 100mpa hard rock for bored pile
8.5inch single roller bit c/w bearing and carbide insert IADC 637 or IADC 737 USED for 100mpa hard rock for roller bit core barrel
Roller Bits Core Barrel
Main application:-
core barrel equipped with roller cutter bits
Generally used to cut very hard fractured, hard rock formation with compressive strength up to (200 MPa).
Features:-
Kelly box: 130-150-200 - other available upon request
Teeth: Single roller bit c/w bearing and carbide insert IADC 637 or IADC 737 - diam. 8.5 inch.
Cutting ring with tungsten roller bits welded into
the base ring of core barrel.
Wear protection: hard facing (standard)
or wear stripe (optional)
Tianjin huachang xingye technology co ltd
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