BALL MILL GEARBOX PROBLEM
2019 10 30 ball mill Bull gear is 2 piece split design. TABLE 1BALL MILL SHAFT SPEEDS EXPECTED FORCING FAULT FREQUENCIES SHAFT SPEEDS 1X RPM MOTOR SPEED 1 191 BALL MILL PINION SPEED 226 BALL MILL GEAR SPEED 18 GEARBOX Between Motor Ball Mill NB FTF BSF 2X BSF BPFO BPFI INPUT BRGS SKF#22330 15 491 3 192 6 384
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