Items Parameter Test result Chemical Composition SiO2+Al2O3 50~70 54.5 CaO+MgO 25~45 37.8 Fe2O3 ＜3 0.32 Others(max) ≤8 1.25 L.O.l (800±10 ℃,2H) ＜1 0 Physical Properties Color Gray-white Gray-white Melting Point ＞600℃ ＞600℃ Average Diameter (μm) 6 ≈6 Average Length (μm) 150±25μm ≈150 Shot content (>125μm) ≤1 0.3 Apparent density (g/cm3) 2.9 2.9 Moisture Content(105 ℃±1℃,2H) ≤1 0.2 Surface Treatment Content(550±10℃,1H) ≤1 0 Safety Asbestos Detection Negative Negative RoHS Directive(EU) Conform Conform Safety Date Sheet(SDS) Pass Pass