Key Facts

CC 83

Synthetic resin additive for thin-bed mortars


  • Considerably increases adhesive tension strength
  • Increases imperviousness to water
  • Improves flexibility
  • Increases crack resistance


Synthetic resin additive to ensure flexible, high-strength laying of ceramic coverings, etc. Only for use in combination with mortars CM 11 and CM 16, with levelling compound CN 72 and with CN 90 EasyPlan PLUS.  Add CC 83 when tiles are laid indoors on the following critical substrates: old tile coverings, paintwork, anhydrite screeds, light- weight concrete, mastic asphalt screeds, lightweight building boards, wood chipboards (V 100), dry screeds, sandwich-type or fibrous plasterboards.

This TDS is applicable for the United Arab Emirates only. Please contact your local Polybit sales office for the available TDS in your region

Step by Step


First, mix CC 83 with water at the specified ratio (see table below).  Then add the mortar and stir until the mixture is completely free of lumps. Apply the plastic-modified mortar according to the recognized rules of the thin-bed method. Fresh excess mortar can be removed with water; hardened material can only be removed mechanically.