Your Knifemaking Resource Library
ForgeBrain is Torus CNC’s knowledge base for knifemakers: a growing reference covering knife steels, heat treating, abrasives and grinding technique, shop calculators, and troubleshooting for anyone running a 2×72 belt grinder. It is built to answer real shop questions quickly, whether you are choosing a steel for your next project, dialing in a heat-treat cycle, or figuring out why your belt will not track.
Start with a section below.
Knife Steel DatabaseComposition, properties, and heat treat for dozens of steels.Heat Treat LibraryRecipes, principles, and equipment guidance for hardening and tempering.CalculatorsBelt speed, motor sizing, and other shop math tools.Abrasives & GrindingBelt selection, grit progression, and grinding technique.TroubleshootingSymptom-first fixes for common grinder and heat-treat problems.