Strasbaugh nTellect 7AF - Page 236

Strasbaugh nTellect (Model 7AF) Wafer Grinder
9 - 24 Version 1.2 - June 2004
The chart below depicts a partial representation of the Wheel and Chuck Recipes
menu dress recipe display with definitions for the values to be entered in the cells.
PARAMETERS DRESS STEPS
Step 1 Step 2 Dwell Lift
REMOVAL
AMOUNT
(in microns)
value entered =
amount (in
microns) of
material to be
removed
during first
dressing
segment
value entered =
amount (in
microns) of
material to be
removed during
second dressing
segment
value entered =
target height (in
microns) to
which the grind
wheel is to rise
during the lift
segment
(revs)
value entered =
number of
work chuck
revolutions with
the wheel height
unchanged
FEED RATE
(in microns
per second)
value entered =
rate of grind
wheel height
change during
the first
dressing
segment
value entered =
rate of grind
wheel height
change during
the second
dressing
segment
value entered =
rate of grind
wheel height
change during
the lift segment
CHUCK
SPEED
(in RPM)
value entered =
speed of the
work chuck
during the first
dressing
segment
value entered =
speed of the
work chuck
during the
second dressing
segment
value entered =
speed of the
work chuck
during the dwell
segment
value entered =
speed of the
work chuck
during the lift
segment
FINE WHEEL PARAMETERS
Reserved for future development.