Porosity reduction in the laser beam welding of aluminium die cast alloys through the overlapping of mechanically induced sound waves

• Published in: Journal of physics. Conference series Vol. 1109; no. 1; pp. 12019 - 12025
• Main Authors: Völkers, S., Böhm, S., Somonov, V.
• Format: Journal Article
• Language: English
• Published: Bristol IOP Publishing 01.11.2018
• Subjects: Aluminum base alloys; Casting alloys; Cooling rate; Dies; Joining; Laser beam heating; Laser beam welding; Laser cooling; Lasers; Outgassing; Porosity; Release agents; Residues; Sound waves; Weight reduction

In recent years, to meet society's increasing demands to reduce environmental pollution, the industry's attention has been drawn to the subject of lightweight construction. Especially die-cast aluminium alloys offer their user a variety of design options for targeted weight reduction. Howe...