https://scitech.video/videos/watch/e9520747-9481-4fbd-8de4-b3612968df01 This is the video accompanying my article series about portal milling machine CNC tuning: https://blog.schallbert.de/cnc-tuning-gcode/ Cutting data: Common to all videos is the Feedrate of 5000mm/min = 83mm/s = 197in/min, spindle speed 15000-18000rpm Top left: --- 00:00 --- Stock machine, software, CAM config Top right: --- 01:00 --- Milling-Mode optimization (Path-smoothing low, acceleration raised to aXY=1000mm/s², aZ=400mm/s², rapid feed vXY=12m/min, vZ=4.8m/min Bottom left: --- 01:47 --- Look-Ahead Feed constraints lifted, high path smoothing, Milling-Mode kinetmatics Bottom right: --- 03:35 --- Engrave-Mode optimization (Rapid angle move 12°, angle cornering 0.3mm, path merge 0.3mm, aX=4000mm/s², aY=3200mm/s², aZ=1600mm/s²) Mon, 02 Nov 2026 21:04:33 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://video.tedomum.net https://video.tedomum.net/client/assets/images/icons/icon-1500x1500.png https://scitech.video/videos/watch/e9520747-9481-4fbd-8de4-b3612968df01 All rights reserved, unless otherwise specified in the terms specified at https://video.tedomum.net/about and potential licenses granted by each content's rightholder.