... , Clean, Brightness, Luxury and Beauty , Acid and Alkali resistant corrosion.. Specification: ProgramTypical ValuesColorRed, Pink, Yellow, Blue, Green, Amber, Purple, Black, Transparent ... /cm3) 2.50Volume Density (g/cm3)1.50Micro Hardness (kg/mm2)>635Mohs Hardness>6Application:Color Glass Bead is an ideal decorative material ...