Sikaflex®-511

Sikaflex®-511 is a 1-component, high movement Silane Terminated Polymer (STP) textured sealant that cures on exposure to atmospheric humidity. it is well suited for applications that require both paintability and adhesion to non-porous substrates.

  • Good UV and weathering resistance
  • Excellent adhesion to porous and non-porous substrates
  • Isocyanate free
  • Joint movement ± 35 %
  • Fulfills ASTM C920 for Type S, Grade NS, Class 50