AL, STEEL, IRON Filtering Mesh Fabric（Aluminum Liquid,Iron Liquid,Steel Liquid ,Etc.) In the process of casting, due to some reasons, when cast steel, iron, aluminum and other metal castings, it is easily to meet the quality problems, such as arising slag hole, sand hole, gas hole, etc. Thereby, it has high technical value and economic value to remove the non-metal material from the metal material, so that promoting the rate of casting finished products, and casting quality is improved either.