Sibelco/Unimin
Sibelco/Unimin is a worldwide supplier to the glass, fiberglass, ceramic, semiconductor, quartz lighting, paint and coatings, fiberoptics, foundry and oil and gas industries. We also play a major role in the plastics, rubber, paper and paperboard, refractory, metallurgical and construction industries.

Nepheline Syenite
HiFill™
Portaflame ATH
MINEX®
IMSIL®
MINBLOC®
SPECTRUM®
MATRIX®