型高温煅烧氧化铝Alpha High temperature calcined alumina极好的高温增磨剂。It is excellent high temperature increase grinding.技术指标：Technical indices:(1)比重：3.9g/cm3 (1) Density: 3.9g/cm3(2)松散密度：105-130ml/100g (2) Porosity: 105-130ml/100g（3）震实刻度：55-77 ml/100g (3) Tap density: 55-77 ml/100g（4）粒度筛分：325目 (4) Granularity Screening:325mm（5）粒子尺寸：2.8 m (5) Particle size: 2.8 m(6)挥发份： 0.1% (6) Volatile: 0.1%（7）800℃灼烧损失：0.1% (7) residue on ignition 800℃: 0.1%(8) Al2O3含量： 99.5% (8) Al2O3 content: 99.5%(9) - Al2O3含量: 94% (9) - Al2O3 content: 94%