9" FK732G , Rotary Drill Bit , Air-Cooled Open Bearing , TCI Tricone Bit , Mining Bit , Blasthole
SIZE AVAILABLE
From 6 1/4inch to 13 3/4inch
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
Types & IADC Code | 412 | 432 | 542 | 642 | 732 | 842 | |
WOB | KN/mm(Bit Dia.) | 0.175~0.35 | 0.175~0.7 | 0.35~0.875 | 0.525~1.05 | 0.7~1.22 | 0.875~1.4 |
Lb/in. (Bit Dia.) | 1000~2000 | 1000~4000 | 2000~5000 | 3000~6000 | 4000~7000 | 5000~8000 | |
Rotation Speed (Rpm) | 120~90 | 120~90 | 110~80 | 100~60 | 90~60 | 80~50 |
The selection of FLRT rotary minig drill bits
covers both blasthole bits for mining applications and bits suitable for construction and civil engineering applications. The product covers hole diameters from 6 1/4 inch to 13 3/4 inch ( 158.8mm ~ 349.3mm ). Both open air-cooled and sealed air bearings are available, as well as various carbide grades and insert geometries with cutting structures optimized for all conditions.