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CERESIT CC 81 Strong bond

  • Flexible
  • Water-retaining
  • Adhesion-enhancing

Features and benefits

Synthetic resin emulsion additive for repair mortars, plasters, adhesive slurries

Properties

Description

CERESIT® CC 81 can be used as an additive for adhesive slurries, adhesive bridges, cement-based plasters and for joint mortars used on faced brickwork, clinker masonry and glass bricks. For ensuring reliable bonding and crack resistance of cement- bound repair mortars. For improving workability and increasing compaction of the mortar. For increasing flexibility, elasticity and bonding to the surface. For reducing early drying-out.

Documents and downloads

How to use

SUBSTRATE PREPARATION FOR APPLICATION OF CERESIT CC 81

Mortars with the addition of CC 81 adhere to all solid, load-bearing and clean mineral surfaces free of substances which can cause separation. Completely remove surface layers of insufficient bearing strength or any contamina-tion. Dedust and slighty prewet thesurface.

APPLICATION OF CERESIT CC 81

Dilute CC 81 in clean, clear water following the specified mixing ratio (see Technical Data). Use this liquid to prepare the mortar. Apply the necessary adhesive bridge, adhesive slurry or pneumatic mortar prepared at the suitable mixing ratio. Then apply the mortar onto the still wet adhesive bridge and rub over. Wet aftertreatment may be necessary. 

IMPORTANT TO NOTE WHEN USING CERESIT CC 81

Use CC 81 only in dry conditions and at temperatures of +5 °C to +35 °C. Problems may arise if CC 81 is used in combination with other additives.Carry out preliminary tests or obtain advice. Use cement or lime/cement as a binder. 

Related how to guides

  • Chemical anchor in hollow masonry
  • Chemical anchor in concrete

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Frequently asked questions