Oh for goodness sakes, do the whole lot (200) at one crack! :) Assuming that the 65mm is width, that will give you about 20 "up" for 10 rows! .... your 540 will barley get warmed up :)
If you are concerned about contour cutting, don't be! I have cut almost 1,000 at a shot at 1.75" x 0.25" after...