Stone chemistry since 1933. We have a wide range of adhesives and putties for natural stone, quartz composite, cast stone and ceramics. In addition there are products for cleaning, care and protection of stone as well as a comprehensive range of sealants. Our application engineers are happy to help customers choose and use our products; on the phone, through on-site demonstrations or in our training center. On the website you get further support: z. B. by the Color Charts, which give you information about the color matching adhesive for your used stone type. Or through our Stone Care Guide, which offers individual recommendations for cleaning, protection and gloss enhancement for over 10,000 types of stone.