Technical articles
Practical notes on selecting carbide cutting tools, edge preparation and regrinding.
Carbide Tool Coatings Explained: AlTiN vs AlCrN vs TiSiN vs DLC
AlTiN, AlCrN, TiSiN or DLC? How to choose the right coating for carbide end mills and drills in steel, stainless, cast iron, aluminium, titanium and hardened steel – plus recoating after regrinding.
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Internal Coolant Carbide Drills: How to Choose and Use 3xD, 5xD and 8xD Drills
How to choose an internal coolant carbide drill: 3xD, 5xD or 8xD length, pilot-hole strategy for deep holes, coolant pressure, speed and feed calculation and when to regrind.
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Selecting Carbide End Mills: Flute Count, Material Group and Coating
How to choose a solid carbide end mill: flute count (Z), workpiece material group, coating and cutting data. A practical guide to lower cost per part.
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Drag Finish Edge Preparation and Tool Life
Why does micro-rounding (honing) of cutting edges matter? How Drag Finish edge preparation affects micro-chipping, chip evacuation and coating adhesion.
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