3M Tape Primer 943M Tape Primer 94 is an adhesion promoter for use in conjunction with 3M VHB Tape that supports adhesion to critical substrates such as PE, PP, ABS, PET/PBT blends, concrete, wood, glass, metal and painted metal surfaces. DetailsAdhesion promoterUseful on a wide variety of substratesDurableClean contaminated with a 50/50 mix of isopropyl alcohol and water mixture before applicationPriming, adhesion promoting
