How to grind safely with flap wheels on a straight grinder?
Flap wheels improperly used can be dangerous: wheels can run at speeds up to 63 m/s on straight grinders and can eject parts at a speed of up to 227 km/h (140 mph) in case of breakage. FEPA has designed this page to provide the essential safety recommendations for use of flap wheels on straight grinders with maximum diameter of 250mm.