Faster Turnaround and Superior Finish
High Speed Machining (HSM) is a powerful cutting method that combines high feed rates with high spindle speeds, specific tools, and specific tool motion. HSM can deliver faster turnaround and a superior finish. Mastercam includes a suite of HSM functions designed to help you make the most of this powerful technique, even if you don’t have a high speed machine.
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![]() Contour parts with smooth, consistent ramping motion. |
![]() Projected spiral finishing delivers a smooth cut with consistent material contact. |
- High speed toolpaths for 2D and 3D machining.
- Dynamic Milling creates an active toolpath that delivers more consistent cutting conditions and allows use of the entire tool flute length.

- Automatically machine flat areas using new time-saving minimum retracts and smooth entry, exit and cut motion.
- Contour parts with smooth, consistent ramping motion.
- High speed scallop cutting delivers a consistent finish.
- Projected spiral finishing delivers a smooth cut with consistent material contact.
- High speed waterline cutting delivers constant Z moves with smooth entries and exits.
- Smooth, automated circle milling.
- Specialized high speed pencil tracing removes material from a previous finish pass.
- High speed area clearance removes bulk material from the inside out with smooth motion.
- Smart core roughing cuts from the outside in. If it encounters a pocket, it automatically switches to inside out.
- High speed rest roughing smoothly removes material left from a previous rough pass.
- Full holder checking for high speed toolpaths, including checking under the holder.
![]() High speed waterline cutting delivers constant Z moves with entries and exits. |
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![]() Specialized high speed pencil tracing removes material from a previous finish pass. |
![]() High speed area clearance removes bulk material from the inside out with smooth motion. |
![]() Smart core roughing cuts from the outside in. If it encounters a pocket, it automatically switches to inside out. |
![]() High speed rest roughing smoothly removes material left from a previous rough pass. |









