Silica Fume is a dry powder micro silica admixture for concrete.
Silica Fume is a pozzolanic material that consists primarily of
fine silicon dioxide particles in a non-crystalline form.
Silica Fume meets the requirements of ASTM C-1240 and contains a
minimum of 94% silicon dioxide (SiO2)
Technical DataIndex items Standard Value
SiO2(Silicon Dioxide) Min. 94.0%
Fe2O3 (Iron Oxide) Max. 0.4%
Al2O3(Aluminium Oxide) Max. 0.3%
Moisture Max. 2.0%
Max. 1.0%
Percent Retained On 45m (325 sieve) Max. 3.0%
Bulk Density 200-350kg/m3 & 550-650kg/m3
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