MACHINE GRIND
Typical Best Typical Best
Dimension ± .005″ ± .002″ ± .002″ ± .0002″
Radius ± .005″ ± .002″ ± .005″ ± .001″
Roughness Ra 30 µin Ra 10 µin Ra 40 µin Ra 10 µin
Flatness ± .005″ ± .002″ ± .001″ ± .0002″
Parallel ± .005″ ± .002″ ± .001″ ± .0002″
Max Size 30” x 16” x 16” 24″ Diameter (6″ ht)
       
LAP POLISH
Typical Best Typical Best
Radius ± .002″ ± .0005″ ± .002″ ± .0005″
Roughness Ra < 10 µin Ra < 5 µin Ra < 1 µin Ra < 10 Å
Angles na na 5 arc min 3 arc sec
Flatness ± .000050″ ± .000010″ 1 wave < 1/10 wave
Parallel ± .000050″ ± .000010″ 30 arc sec < 5 arc sec
Max Size 13.3″ Diameter 16″ Diameter
       
  SAW WATERJET
Typical Best Typical Best
Dimension ± .005″ ± .001″ ± .010″ ± .005″
Radius na na ± .010″ ± .005″
Roughness Ra 30 µin Ra 10 µin Ra 90 µin Ra 60 µin
Flatness ± .005″ ± .002″ ± .001″ ± .0002″
Parallel ± .005″ ± .002″ ± .001″ ± .0002″
Max Size 14” x 8” x 1” 40″ x 24″ x 2″
       
DICE
Typical Best
Dimension ± .005″ ± .0005″    
Roughness Ra < 10 µin Ra < 5 µin    
Flatness Na na    
Parallel ± .000050″ ± .000010″    
Max Size 8″ Dia x .300″ thick