High-purity Alumina

Physical property: high-purified odorless white powder with micro-sized and better particle- distribution , easy to disperse in the production. α-phase series: ModelBaida-001Baida-002Baida-003Baida-004Baida-005Baida-006Baida-007Purity(%) ≥99.999.9999.9999.9999.9999.9999.999Particle size D500.4 1 μ m10 15 μ m2 5 μ m200 500nm80 300nm50 200nm10 20 μ mImpurity level (ppm)Si ≤10030303030303.5Ca ≤20999991.6K ≤5555551.6Fe ≤5222220.2Ti ≤5555550.9Co ≤0.50.50.50.50.50.50.1Mn ≤0.30.30.30.30.30.30.2Cl ≤0.30.30.30.30.30.30.2Zn ≤0.30.20.20.20.20.20.1Li ≤0.30.20.20.20.20.20.1Na ≤5555550.1Cr ≤5222220.1F ≤0.10.10.10.10.10.10.1Ni ≤5222220.1Application fields: It is used for luminescent phosphor with long afterglow, rare tricolor phosphor, sub-micro or nanometer grade abrasive material, transparent alumina ceramic, pressure sodium luminescent tubes, synthetic cut stone, yttrium garnet (YAG), single crystal of sapphire, ruby and the material of industry ceramics. In addition, they have been used to catalyst, filler and blending agent and the other fields, such as special glassware, additive of compound material, resin material etc.