Company history The owner of the company had studied Stonecast since 1980. Stonecast is also known as Polymerbeton how it was called at the beginning. At first Stonecast was used as a amendment or alternative to cast iron, and then got added as a 2nd branch in the production program of a spheroidal graphite cast iron company. In the beginning the turnover was rather small. 1988 Norbert Trickes transferred the department of mineral casting into the independent private firm Norbert Trickes - Mineral Casting Technique. continue