TECHNICAL DATA SHEET

MICROSILICA
( BIOCAST – 05 )

Analysis Results
SiO2 87 - 94%
K2O < 1%
Na2O < 1%
Fe2O3 < 1%
Al2O3 ≤ 2%
PH Value Max. 7.5%
Loss on Ignition at 750 Degree Centrigrade Max. 4%
H2O (when bagged) ≤2.5%
Coarse Particles:>45 micron Max.10%
Coarse Particles:<45 micron Max.90%
Specific Surface Area(B.E.T.) > 16m2/gm
Bulk Density( Kg/ m3 ) 550-600
Pozzolanic Activity Index ( 7 Days ) Min. 105%
Pozzolanic Activity Index ( 28 Days ) Min. 117%