Castable is a dry material that you mix with water to ensure proper application consistency. Castable can be poured/cast, pumped, gunned, or shotcrete. Castable is categorized as; Conventional, Lightweight/Insulating, or low cement. The main types of castable are fused silica, high alumina, spinel/chrome, and silicon carbide-containing. Castable has many uses in metal casting and heat-treating facilities. For example, castable can be used to line ladles, lids, holding furnaces, inductors, insulating backup, melt decks, pouring boards, piers for heat treat furnaces, precast shapes, and more. Contact Carpenter Brothers, Inc. for technical assistance to select the proper castable for your application.