You may start at about 2,000 rpm slower than the maximum speed described in chart below. Its cutting edges are radially relieved for a strong smooth cut in addition to avoiding rubbing and burning. It is precision ground, hardened, and tempered in order to stand up to a variety of materials.
I tried 4 different brands and this one did the most work. Kept its edge the longest, even after hitting a lot of nails. A real challenge for my 2.25 hp router though - really needs a lot of power to drive.