Description PPG SigmaFast 20 is a high-build zinc phosphate primer based on modified alkyd resin, with good anticorrosive properties under atmospheric conditions. The primer can be specified as a single coat, direct-to-metal system for ISO 12944 C1 and C2 environments. Fast drying (as low as 45 minutes) – Fast handling Recoatable with most one- and two-component coatings Suitable for atmospheric exposure conditions – Lead- and chromate free
