Polishing aluminas

Product types Calcination degree Average grain size d50 (mm) Sieve analysis BET Oil adsorption Bulk density
residue on (m2/g)  (ml/100 g) (kg/m3)
ALO-P90 low  45 – 85  + 250 µm max. 0,5 %  6 – 12 45 – 55 900 – 1100
ALO-P90-20 low  15 – 30  + 200 µm max. 0,1 %  6 – 15 35 – 45 600 – 800
ALO-DF2 low  10 – 20  + 90 µm max. 1 %  6 – 15 35 – 45 500 – 800
ALO-P90-06 low  4 – 8  + 32 µm max. 20 %  6 – 15 35 – 45 400  – 600
ALO-P90-02 low  2 – 5  + 20 µm max. 5 %  6 – 15 32 – 42 300 – 500
ALO-P95 medium  45 – 85  + 250 µm max. 0,5 %  3 – 6 45 – 55 1000 – 1150
ALO-DF223 medium  15 – 35  + 100 µm max. 0,1 %  3 – 6 35 – 45 800 – 1050
ALO-P95-08 medium  5 – 10  + 63 µm max. 0,5 %  3 – 8 30 – 40 400 – 600
ALO-P95-06 medium  4 – 8  + 63 µm max. 0,5 %  3 – 8 30 – 40 400 – 600
ALO-P95-01 medium  2 – 4  + 45 µm max. 0,1 %  3 – 8 32 – 42 300 – 500
ALO-DFC high  40 – 70  + 250 µm max. 0,5 % max. 0,7 40 – 55 800 – 1100
ALO-P54 high  20 – 70  + 250 µm max. 0,5 % max. 1 35 – 50 650 – 900
ALO-DFM high  6 – 12  + 63 µm max. 15 % max. 1 15 – 25 700 – 1000
ALO-P54-04 high  3 – 6  + 45 µm max. 0,5 % max. 1,2 15 – 25 600 – 800

Al2O3 min. 99%, Na2O max. 0,3%, Fe2O3 max. 0,04%, SiO2 max. 0,04%