... % 5. competitive price Aluminum powder, aluminum oxide, calcined aluminum, white fused aluminum, aluminum hydroxide for multipurpose applicationshigh quality ... 1 umTesting methodGB/T6610-2003 White fused aluminum Particle sizeChemical compositionAl2O3SiO2Fe2O3Na2OF20-F80≥99.2%≤ ... alumina oxide, aluminum powder, calcined aluminum, white fused aluminum, aluminum hydroxide for multipurpose applications