Tape primer 944 is a an adhesion promoter for use in conjunction with Architectural finishes. With VHB Tapes used exclusively for structural glazing in Brazil and other parts of South America, our primer 944 also is applied in structural glass. It can be used to improve adhesion of Structural Glazing Tape to metal frames especially when the frame has been overcoated with paint or polyvinylidene fluoride PVDF based paints.It can achieve high bond strength of the tape to a metal frame or reflective coated glass.
It can replace 3M 94, 3M 4297, 3M AP111,3M AP115 Tape primer/adhesion promoter.
Feature:speed up free tack time, promote the adhesion