Kester launches SF855-LR soldering flux

SF855-LR - 5 Gal Soldering FluxKester is proud to announce the launch of SF855-LR Soldering Flux, a low solid, low residue, no-clean non-rosin organic flux designed specifically for use in tabber and stringer equipment of Photovoltaic Assembly (PV) through soldering tabs to cell contacts. The extremely low solids content (1.6%) and nature of the activator system results in practically no residue left on the cell after soldering. SF855-LR has a wide operating window and temperature range, and can be used in SnPb, SnAgPb and Pb-free applications.

For additional information on this product including technical and safety data sheets, please visit:


Start typing and press Enter to search