Solder Mask

LB-1609 is a photoimageable etching and plating resist, specially developed for metalworking. It provides excellent resist in acid and alkaline etching and plating. Color:BlueViscosity:120 ± 20 ps at 25 DegC, VT-04Pre-curing, first side:10 minPre-curing, second side:15 - 20 minExposure energy:100 - 200 mj/cm2, grade 7 - 9Developing:1% Na2CO3 water solution, 30 DegC, 2 Kg/cm2 pressureResolution:3 milFilm hardness after exposure>= 2HStripping:1 - 2 min at 50 DegC in 3 - 5% NaOH solutionPackage:5 Kg/pot or per buyer requestShelf life:6 month at 25 DegC in dark placeApplication:PCB, Metalworking, resist to acid and alkaline etching and plating