Print | Products > Aerospace Sealants > Specialty Products > PR-148 AF Adhesion Promoter Specialty Products PR-148 AF Adhesion Promoter PR-148 AF is designed to prepare metallic or painted substrates before application of Polysulfide sealants. PR-148 AF is one part adhesion promoter, easy to apply. PR-148 AF contains an adhesion promoter in a solvent. Safety Data Sheet (SDS) Technical Data Sheet Aerospace Adhesives Aerospace Sealants Adhesion Promoters Application Guides Corrosion Inhibitive Sealants Customized Sealant Solutions (CSS) Electrical Potting / Molding Electrically Conductive Fast Cure / Flight Line Repair Fuel Tank / High Performance Options Fuel Tank / Proven Standards High Temperature and Firewall Specialty Products Windshield and Canopy Industrial Sealants and Adhesives Aerospace Transparencies Transparent Armor and Specialty Products Aerospace Coatings, Pretreatments, Cleaners Chemical Management Engineered Materials Aerospace Academy Semco® Packaging Aerospace Sealants - Preformed PPG Livery Lab℠ Find Products Find Products Help Terms & Conditions