Prep M

Product descriptionSimson Prep M application

Simson Prep M is a one-step-pretreatment, based on Silyl Modified Polymer (SMP) for improvement of adhesion on closed substrates.


Pretreatment of metal surfaces: aluminium, steel, copper, brass, lacquered and powder coated surfaces, polyester (GRP), ABS en PVC.


500 ml can       


pale yellow Pale yellow
transparent Transparent
  • The colors are indicative.

Preliminary treatment

The substrate should be clean, dry and dust- and grease free. First make a test on the substrate to check possible effects or consult Bostik.