... now are extensively applied to the metallurgic plants of casting/foundry, for example,steel, iron, copper and aluminum, etc. ... ceramic can be used as filter applied in metallurgy and foundry industries, such product has below features: 1.Purifying ... eliminates turbulences in the metal flowTechnical Data of the Ceramics Foundry Filters1. Raw Materials: cordierite & mullite2. Main Chemical Composition: ...