Trouble
- The tool does not cut well
- Service life is short
- Processing quality is bad (surface roughness, chipping, scratches, etc.)
Condition Situation
condition
Glazing

feature
- The wheel surface is shiny.
- The surface is smooth.
condition
Loading

feature
- Chips adhere between the abrasives or to the bond surface.
condition
Shedding

feature
- Many traces of abrasive fall-out (deep holes) are seen.