Company sees new horizon for accuracy.

Kato Engineering, a division of Emerson Electric Co Mankato, Minn., makes AC generator stations that span the 15 to 15000 kW range. Its generators must have near completed shaft alignment between the moving parts, and smooth though mating parts are manufactured upon different machines, they must function within tolerances of 00005 in.

In addition to precision, repeatability is also important to Kato. The company locates all these measurements on each shift to render certain absolute precision of placement of frame, mating end-shield, bearing-housing recesse and end-bracket mountains on the ...