Protect aluminum against galvanic corrosion with AlumaProtect.Waterproof AlumaProtect 4400/4401 is a two-part strontium chromate primer designed to form the ideal barriercoat over roughed bare aluminum. This is the appropriate epoxy to use when aluminum has been sandblasted, sandedor ground so that a tooth” is present. For smooth aluminum, choose Pettit Metal Primer 6455/044.AlumaProtect provides maximum resistance to fresh- or saltwater, thus eliminating corrosion. This completecoating system resists water, industrial chemical fumes, and very humid environments. Intended to be used as aprimary coat over bare aluminum hulls and outdrives.AlumaProtect 4400/4401 will chalk if not topcoated. For sandblasted aluminum hulls, two coats of AlumaProtectare recommended. Then overcoat with Pettit Protect 4700/4701 for optimum results before finishing withantifouling paint. Use AlumaProtect for maximum corrosion control.Key FeaturesSmooth finish provides an excellent bonding surface for additional primers or topcoatsEasy to mix and applyExcellent water, chemical and corrosion resistance for aluminumHigh Performance Strontium Chromate Primer for all aluminum surfacesPhysical DataType: Epoxy/Polyamide Finish: Low-LusterAvailable Colors: Gray, White Components: 2Curing MECHANISM: Chemical CureSolids by Volume: 28 ± 2% (Theoretical)Solids by Weight: 45 ± 2% (Theoretical)Coverage: 800sq.ft/2 gal. Kit; 300sq.ft/.75gal. KitVOC: 596 g/l max.Flash Point: 60F Part A, 40F Part BApplicationApplication Method: Brush, roller, airless or conventional sprayInduction Period: 15min. @ 70FNumber of Coats Recommended: 1 or MoreWet Film Thickness/coat: 3.6 milsDry Film Thickness/coat: 1 milsApplication Temperature Min./Max. Range: Minimum 50F./Maximum 90F.Thinner: Pettit 97 Epoxy Thinner. Model 284216Drying Times*