无卤助焊膏 NC-669-LF

NC-669-LF is an RoHS-compliant lead-free, no-clean solder paste that delivers improved solderability with all Pb-Free metallization, including ENIG (Gold), OSP, HASL and immersion silver boards. NC-560-LF increases production yields with its unparalleled lot-to-lot and stencil printing consistency, and offers superior print performance characteristics, including excellent wetting, strong activity, ideal viscosity,
long stencil life, thermal stability up to 300°C, and minimal residue. NC-560-LF is also low beading, low voiding, and anti-tombstoning to reduce scrap and rework.