Mullite sand/Mullite Powderis made from high quality hard clay and processed though high temperature calcination and special processing. The product is featured with excellent casting performance. Specification (Size): 0.1-0.3mm, 0.1-0.4mm, 0.18-0.3mm, 0.18-0.5mm, 0.3-0.7mm, 0.3-0.8mm, 0.425-0.85mm 0.5-1.0mm, 0.7-1.0mm, 0.7-1.5mm, -120Mesh, -200Mesh, -325Mesh, etc. Special grade can be customized Advantage: Low Thermal expansion coefficient, good collapsibility High chemical stability and corrosion resistance Uniform size distribution, good mold shell performance Low iron and dust content Fore more details please visit: www.chidamineral.com
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