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PSI-75 Two-component Primer

Technical Data

PSI-75 is a two-component epoxy-based solution used as a primer in professional applications of PSI polysulfide and silicone sealants on porous and non-porous substrates. Used to promote adhesion to steel, concrete, masonry, glass, ceramics and certain plastics, it is the required primer for use with polysulfide sealants for water immersion applications.