Since 1874. We are a manufacturer of ceramic clays for industry, pottery and artistic ceramics, and natural modelling clays for crafts, fine arts and education.

Our target is to innovate, developing products with natural clays that, in their multiple applications, meet the needs of the most demanding users. In each of our products we use experience and passion, taking care of every detail from the conception of the product to the final manufacturing process.

The Quality System, certified according to ISO 9001:2015, is our framework for continuous improvement, and Social Responsibility and respect and care for the Environment are fundamental points in the philosophy of our firm.

Always in your hands, SIO-2® is your brand.