Grinding Wheel Safety Respect The Maximum Speed
Mar 15 2003· In the example mentioned changing from 6600 rpm to 7700 rpm multiplies the speed by 1167 However the corresponding centrifugal force would multiply by a factor of 1167 × 1167 or 136 To take a more extreme example consider the same wheel with a maximum safe operating speed of 6600 rpm run on a 5inch right angle grinder at 10000 rpm