Green machining of CMT-WAAM Ti-6Al-4 V alloy with TiN-coated WC Drill: Insights into energy, surfaces, and carbon emissions

Key Points

• Energy consumption decreased significantly with TiN-coated tools, enhancing sustainability.
• Surface roughness improved, leading to better material quality and reduced waste.
• The assessment used experimental data on Ti-6Al-4V alloy, focusing on drilling efficiency and environmental impact.
• Findings may help establish greener machining practices, balancing performance with eco-friendly operations.