Two-component, high-performance polyurethane adhesive for ceramic tiles and stone material. Conformity of Keralastic is declared in ITT certificate n° 25040320/Gi (TUM) issued by the Technische Universität München laboratory (Germany) and in 2008-B-2748/13.1, 2008-B-2748/14.1 and 2008-B-2748/15.1 certificates issued by the MPA Dresden Institute (Germany). TECHNICAL DATA: Open time: 50 minutes. Waiting time before grouting: 12 hours. Set to light foot traffic: approx. 12 hours. Ready for use: approx. 7 days. Deformability: highly deformable. Colours: grey and white. Application: N° 4 or 5 notched trowel. Storage: 24 months. Consumption: 2.5 -5 kg/m². Packaging: 5 and 10 kg units (A:B = 94:6 parts in weight).