Description: ARDEX X 78 is a grey MICROTEC fibre reinforced cement-based floor tile adhesive with an extended open time of up to 60 minutes. It is specifically formulated to have enhanced properties of adhesion and flexibility, and its unique semi-pourable consistency makes it ideal for fixing large format floor tiles. Features: MICROTEC fibre reinforced for high performance Semi-pourable consistency ideal for solid bed fixing large format floor tiles Achieves an open time of up to 60 minutes, double that of ‘E’ classified adhesives Ideal for all tile types including porcelain, fully vitrified, mosaics and terrazzo High yield Suitable for floors with underfloor heating Ideal for swimming pools and wet areas For internal and external applications Use: ARDEX X 78 is ideal for fixing fully vitrified or porcelain tiles and other tiles with low porosity, as well as glass and porcelain mosaics and terrazzo. The BS EN 12004 C2 E designation for ARDEX X 78 classifies the adhesive as an ‘improved, cementitious adhesive with extended open time characteristics’. The additional characteristics for ARDEX X 78 determined in accordance with BS EN 12004 are a tensile adhesion strength of greater than 1 N/mm² adhesion value, greater than 1 N/mm² after water immersion, greater than 1 N/mm² after heat aging and greater than 1 N/mm² after freeze thaw cycling, making this product suitable for internal and external situations, including swimming pools. The mixed mortar has an easily workable, semi-pourable consistency to facilitate large format floor tile fixing. ARDEX X 78 adheres strongly to most construction materials such as concrete, cement and sand screeds, heated sub-floors, anhydrite screeds, and existing ceramic tiled surfaces.
