1) Expanded Vermiculite 2) Sizes:0.3-1mm, 1-2mm, 2-4mm, 3-7mm, 20-40mesh, 40-60mesh, 60-80mesh Expanded Vermiculite: Element:SiO2 41.2%Al2O3 12.68%MgO 24.22%CaO 0.96%FeO 1.54%Fe2O3 4.06%TiO2 1.33% Sizes: 0.3-1mm, 0.3-1.5mm, 1-2mm, 1.5-2.5mm, 2-3mm, 2-4mm, 1.5-3.5mm,3-7m 20-40mesh, 40-60mesh, 60-80mesh. Applications: construction materials, heat insulating materials for molten steel