Yours Stat:SHAAN XI YI HENG NON-FERROUS METALS INDUSTRIES CO.,LTD. - product system - Molybdenum Products - Molybdenum Disk - Molybdenum Disk Product Name:Molybdenum Disk Product Description: Purity: 99.95% Min Density: 10.1g/cm3 Dimension: (Dia 5.0mm – 150.0mm) x (Thk 0.2mm – 6.0mm) Hardness, Surface Ra, Flatness, and Straightness are as per purchaser's requirements.