Page 458 - NORTON cutting-off and grinding wheels - industrial
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458
TECHNICAL INFORMATION
TECHNICAL
INFORMATION
SAFETY ADVICE
DOs
✓
DO
Always handle & store wheels carefully. Cutting-off wheels should be stacked horizontally
& flat, preferably on a steel base plate. Depressed centre wheels should be placed on top
of each other or stored in the original packaging
✓
DO
Always visually inspect all wheels before mounting for possible damage in transit
✓
DO
Always use a safety guard & ensure that it is correctly positioned & securely fitted. It should
cover at least one half of the wheel & protect the operator in the unlikely event of a wheel
breakage. NON-REINFORCED CUTTING-OFF WHEELS SHOULD ONLY BE USED ON FIXED
MACHINES & SHOULD BE CORRECTLY GUARDED.
✓
DO
Always switch ‘OFF’ the power at supply source &/or remove the plug from the socket before
changing the wheel
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DO
Always ensure that the spindle speed of the machine does not exceed the operating speed
marked on the wheel
✓
DO
Always use the correct wheel mounting flanges & ensure that they are undamaged,
clean & free from burrs
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DO
SEE EN 12413
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DO
Allow newly mounted wheels to run at operating speed, with the guard in place,
for a reasonable time before cutting or grinding
✓
DO
Always wear EYE PROTECTION
✓
DO
Always wear appropriate safety clothing such as DUST MASK, GLOVES, EAR PROTECTION,
OVERALLS & SAFETY SHOES
✓
DO
Always have machine speeds checked regularly, especially after maintenance or repair.
Machines fitted with speed control devices (Governors), must be properly maintained
at all times
✓
DO
Check tension of driving belts, where fitted, on a regular basis. Belts must be kept tight
to ensure full power transmission.
✓
DO
Always secure the workpiece firmly while it is being cut or ground
✓
DO
Put portable machines in suitable cradles, when not being used, to avoid damage
to the wheel
✓
DO
Always use a portable machine in a comfortable position, where the workpiece is well
balanced & the machine is well supported
✓
DO
Grind at an angle above 30 degrees to the workpiece with a depressed centre
grinding wheel
✓
DO
Keep the working area around cutting & grinding operations clear. It is very dangerous
if an operator trips & falls with an operating machine in his hands
