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99.995% High Purity Alumina

DETAIL

The products have high purity, a narrow particle size distribution, small primary grain size, and a high α-phase conversion rate.

Model RB-Y-3-6 RB-Y-3-10 RB-Y-3-20 RB-Y-3-30
Appearance white powder
  Element Unit Typical Valve
Purity Al2O3 % ≥99.995 ≥99.995 ≥99.995 ≥99.995
Si ppm ≤10 ≤10 ≤10 ≤10
Fe ppm ≤1 ≤1 ≤1 ≤1
Na ppm ≤30 ≤30 ≤30 ≤30
Mg ppm ≤1 ≤1 ≤1 ≤1
Ca ppm ≤1 ≤1 ≤1 ≤1
Cu ppm ≤0.5 ≤0.5 ≤0.5 ≤0.5
Ti ppm ≤0.5 ≤0.5 ≤0.5 ≤0.5
Cr ppm ≤0.5 ≤0.5 ≤0.5 ≤0.5
BET m2/g 3.0~8.0 3.0~8.0 3.0~8.0 3.0~8.0
Moisture % ≤0.5 ≤0.5 ≤0.5 ≤0.5
LOI % ≤0.1 / / /
D50 μm 6±1 10±2 20~25 30~35
Apparent Density g/cm3 0.5~0.8 0.5~0.8 0.5~0.8 0.5~0.8
Remark Can be customized as required.

Applications: Luminescent materials, advanced ceramics, fine polishing, surface coating, etc

 

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