Acrylic primer for bonding new to old mortars

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Acrylic primer bridge bonding tacking effect, developed for the union of new mortars to old.

Primacem features

Due to its flexibility it leaves a surface with good adhesion on substrates subjected to thermal variations. In the application on horizontal surfaces, it maintains the cohesion avoiding the disintegration and dragging of the aggregate. It also maintains the tack for a long time, so it is not necessary to apply the mortar or plaster immediately.

Primacem properties:

  • Easy application.
  • Resistant to alkali.
  • Consolidating.
  • Great grip power on different supports.
  • Low sensitivity to water.

Some typical situations of using Primacem are:

  • Adhesion layer for plastering.
  • Adhesion layer for plastering.
  • Septum junctions with the pillar.


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