Solder wire - 2 rolls - GENMA Europe GmbH


Our solder wire for laser soldering featuring extremely quick wetting properties


GENMA solder wire – our STU-NP303 solder wire convinces with its extremely quick wetting properties in laser soldering. Its quick and excellent wetting properties allow a rapid soldering process. The fast wetting speed is reducing the process time and increasing the throughput. No contamination by flux or tin spatter on the board. The flux residues are clear. Cleaning after soldering is not necessary.


Product video:


Product features:

  • For laser soldering / automated iron soldering
  • Extremely quick wetting for high throughput and fast cycle times
  • No contamination by flux or tin spatter
  • Clear flux residue
  • Developed for high laser power
  • Optimized for high process temperatures

Technical Data:


Sn 96,5 / Ag 3,0 / Cu 0,5 / SAC305

Flux type


Flux content

3,18 %

Melting temperature °C

217 - 221