SIGMA's range of refractories is the result of qualitative and technological development which has been the focus of its attention. The company supplies the glass industry with cast as well as pressed refractories which are produced according to UNI EN ISO 9002 norms, as well as pressed refractories.
Origin
Sigma, Italy
Journal Title
Gmpa 2/97 160-163
Sector
Refractories
Class
R 219