Micro-Hole Drilling on Cemented Tungsten Carbide by Ultra Short Laser Pulses

By: Khai Pham Xuan, Kazuya Saginawa, Rie Tanabe, Yoshiro Ito Department of Mechanical Engineering, Nagaoka University of Technology Recently, high precision molds for small products are being highly required in many industrial applications, especially in information communication technology. Mold materials with high hardness, such like cemented tungsten carbide (WC-Co), are difficult to machine by classical […]

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