Spatter reduction by laser welding with multi-spot optics

Alexander Laskin

Presentation information

SLPC2024 » Oral Presentation

Welding 1

Thu. Apr 25, 2024 1:15 PM - 2:30 PM 416+417 (Pacifico Yokohama Conference Center)

Session Chair: Yuji Sato (Osaka University), Jörg Volpp (Luleå University of Technology)

1:15 PM - 1:45 PM

[SLPC10-01(Invited)] Spatter reduction by laser welding with multi-spot optics

*Alexander Laskin¹, Joerg Volpp², Takuji Nara³ (1. AdlOptica Optical Systems GmbH, 2. Lulea University of Technology, 3. Profitet)

Spatter and porosity by laser welding of Cu and Al parts are reduced through splitting laser beam energy in 2x2 or 3x3 spot patterns using multi-spot optics providing optimal temperature profiles in melt pool.

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