... BGA and CSP applications which delivers superior wettability on various pad finishes such as CuOSP, electrolytic Ni-Au and ENIG. ... solder defects.BBIEN tacky flux is used for high technique for making production,therefor,its improved thermal resistance,withstands high ... a solid solder deposit (SSD), or precision pad technology (PPT) board surfaces. Tacky soldering flux is also great for rework ...