outstanding inside

Ceramic insulating materials; ceramic fibers as thermal and electric insulating materials. Ceramic fibers, in particular ceramic fibers including aluminium oxide, silicum oxide and zircon oxide as well as products manufactured therefrom like ceramic wool for building purposes; refractory construction materials, not of metal, containing fireclay, sillimanite, bauxite, corundum, mullite, zircon mullite, chrome corundum, spinel, magnesite and silicon carbide; refractory castables being construction materials, in particular dense castables and dense castables for gunning purposes, low cement castables, ultra low cement castables, insulating castables, insulating gunning castables, special castables; refractory construction products, in particular unshaped fireclay materials and fireclay mortar; fireclay bricks; construction bricks having a high content of aluminium including alumina, fireclay, bauxite, sillimanite, mullite and corundum; construction bricks including chrome-corundum; construction bricks including zircon oxide; construction bricks including aluminium and magnesia spinel; acid resisting bricks; mortar including ceramic binder; chemically binding mortar; vacuum formed products made of ceramic wool for buildings purposes; ceramic fiber paper, in particular on the basis of aluminium-silica fibers for building purposes; sliding gates made of ceramics for steel pouring ladles and continuous casting distributors for building purposes.