33rd ANNUAL WORKING GROUP MEETING HELD IN INDONESIA

• The 33rd Annual Working Group Meeting, where standards for ceramic coating materials were discussed, was held in Yogyakarta, Indonesia, from November 12-15, 2025. The Turkish delegation included TSF Deputy Secretary General Yasemin Erçetin Akyar, Alper Özkök from Kale Group, and Bayram Bülent Maşa from Eczacıbaşı.

At the meeting, test methods and specifications were discussed and standards were determined for traditional and larger-sized ceramic tiles, thin tiles, ceramic grout and adhesives, installation of ceramic wall and floor tiles, ceramic tile sustainability standards, low-modulus adhesives for outdoor tile coverings, and slip resistance measurement for ceramic tiles.

More detailed information on the topics discussed can be found at https://www.serfed.com/haberler/iso-tc-189-yillik-calisma-grubu-toplantisi-273