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19
CUTTING-OFF
& GRINDING
WHEELS
SAFETY ADVICE – DON’TS
✘
DON’T
handle wheels roughly.
✘
DON’T
use non-reinforced cutting-off wheels on portable machines.
✘
DON’T
store wheels in a damp atmosphere or in extreme temperatures
✘
DON’T
mount a damaged wheel.
✘
DON’T
EVER exceed the maximum operating speed marked on the wheel.
✘
DON’T
force a wheel onto a machine spindle.
✘
DON’T
use mounting flanges which are incorrect, damaged, dirty or burred.
✘
DON’T
tighten the mounting nut or locking flange excessively.
To do so can distort the flanges.
✘
DON’T
use blotters with depressed centre wheels less than or equal to
406mm (EN 12413).
✘
DON’T
use a machine which is not in good mechanical condition.
✘
DON’T
use a machine without a wheel guard.
✘
DON’T
use wheels without proper ventilation or dust protection equipment.
✘
DON’T
apply side pressure to cutting-off wheels. You should not bend
the wheel.
✘
DON’T
stop the wheel by applying pressure to the periphery or face.
Always switch the machine off and allow the wheel to stop revolving.
✘
DON’T
allow the wheel to be trapped or pinched in the cut.
✘
DON’T
apply excessive pressure onto the wheel so that the driving motor
slows down.
✘
DON’T
grind on the side of cutting-off wheels or depressed centre wheels below 4,0mm
thickness.
✘
DON’T
drop or lower a portable machine by the cable or airline onto the floor.
A wheel can be easily cracked, if it is put down hard, by the weight
of the machine. This is a common cause of wheel breakage.
✘
DON’T
grind with a depressed centre grinding wheel at an angle below
30 degrees to the workpiece.
✘
DON’T
use a machine in a position where you do not have full control
of the machine and you are not well balanced.