国产乱子伦无码视频免费_日本精品一区_日韩精品成人在线观看_欧美老熟妇爱操视频在线播放_无码人妻免费观看_欧美性爱在线免费_美女中文字幕_稀缺小u女呦品呦视频_黄色视频日_日韩精品视频免费在线观看_日日弄天天弄美女BBBB_女同久久久_日逼黄片_天堂中文在线资源网_四虎婷婷成人电影

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.