We have been creep feed grinding parts for months now on some casting parts and everything has been running well until recently. The parts have been showing burning along some of the edges. The grinding wheel is fairly new, coolant is ok, and the program and dressing has not been changed. We...
We run production parts on a Blohm Grinder with tolerances usually around + or - .001. After a shut down of 48 hours over the weekend, the first part off the grinder is usually scrap. It is usually .002 or .003 under tolerance. Anyone have any ideas of what is happening? Wheel balance? We have...
