Dressing technology: 
SFM Metric
Vcc RPM
Overlap Ud
Speed Ratio
Grit
Wheel Diameter
RPM
Surface Speed Vc
Width Stick
Wheel Diameter
RPM
Surface Speed Vc
Dresser Diameter
Wheel Diameter
RPM
Surface Speed Vc

Guidelines for Ud:

Roughing:
2 to 3
Normal grinding:
3 to 4
Finishing:
6 to 8
Super Finishing:
8 to 12

Speed Ratio:

Unidirectionnal (cbn):
0.8
Contradirectionnal:
0.8-0.5