Industry
Refractory materials, alumina rich clay based, 45 to 85% aluminium oxide, Glass, cement and ceramics, Minerals, Refractory materials, 85 to 99% alumina, Refractory materials and their non-shaped products, Refractory cements, Grouts and mortars, refractory, Refractory materials, synthetic mullite, 45 to 85% alumina