LPBF Defect Structure Process Maps: Predicting Lack-of-Fusion, Keyholes, and Gas Porosity in Ti-6Al-4V
By Felix Lee, CEO at Forgecise Expert Review & Fact-Checked by Forgecise Metallurgical Research Group Last Updated: July 25, 2026 Quick Summary What is a Defect Structure Process Map (DSPM) in LPBF? A Defect Structure Process Map (DSPM) is a physics-based chart that plots laser power ($P$), scan speed ($V$), and hatch spacing ($H$) to […]

























