Here's a setup for your Tormach 1100 speeds and feeds in steel (with the SFM recommendations by nutzilla above):
Speeds and Feeds

RPM 2670, IPM 20, DOC 0.4, WOC 0.15 -> MRR 1.18, Chipload 0.0017, SFM 350

For HSM, you might try:
RPM 2940, IPM 80, DOC 0.4, WOC 0.046 -> MRR 1.4, Chipload 0.002, SFM 384

--Bryan