Sika Aktivator 205

Pre-treatment agent for non-porous substrates


Sika Aktivator-205 is an alcohol solution containing a bond activating substance designed for the activation of surfaces prior to bonding and sealing with Sikaflex® products.


  • Improved bonding facilitator
  • Used on wide range of glazed surfaces
  • Specifically formulated

Recommended For

Sika Aktivator-205 is used to activate the following non-porous substrates: metals, plastics, glazed ceramics, painted surfaces. This product is suitable for professional experienced users only. Tests with actual substrates and conditions have to be performed to ensure adhesion and material compatibility.

Specification Compliances

Sika Aktivator-205 is manufactured in accordance with ISO 9001/14001 quality assurance system and with the responsible care program.

Available in

1ltr containers.


Store in sealed container in a cool dry place below 25°C.

Shelf life

12 months