We are offering to sell Silica Fume SD850.
Silica Fume SD850 is a densified dry powder microsilica admixture for portland cement concrete and mortars.
Silica Fume SD850 is a pozzolanic material that consists primarily of fine silicon dioxide particles in a non-crystalline form.
Silica Fume SD850 meets the requirements of ASTM C-1240 and contains a minimum of 85% silicon dioxide (SiO2)
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SiO2 (Silicon dioxide) Min.85% 87.69%
H2O (Moisture) Max.2.0% 1.85%
Loss on Ignition(L.O.I) @ 975? Max.4.0% 2.00%
Coarse Particles > 45 Micron(325Mesh) Max.1.5% 1.39%
pH-value 5.5-8.0 7
Silica Fume Packing : 900KG/Jumbo Bag,500KG/Jumbo Bag or 20kg or 25kg small plastic woven bags.
1.Silica fume in