MG74770

74 770SP* / 74 766SP HBPT is a two-component, high build PT self-etching metal treatment primer/surfacer, used to etch and prepare aluminum and steel surfaces for Matthews topcoats.
It provides excellent paint adhesion and corrosion resistance along with filling properties to hide metal substrate defects.
3.5 VOC mixing ratio: 1:1
Pot Life: Up to 14 days
Dust Free 20-30 minutes, Tack Free – 30-45 minutes
May be sanded with 400 grit and top coated when tack-free.

• 74 770SP contains 6H Regulated Compounds.