Silica Fume NR920 is a dry powder microsilica admixture for portland cement concrete and mortars.
Silica Fume NR920 is a pozzolanic material that consists primarily of fine silicon dioxide particles in a non-crystalline form.
Silica Fume NR920 meets the requirements of ASTM C-1240 and contains a minimum of 92% silicon dioxide (SiO2)
|Loss on Ignition (LOI)||1.8%|
|Moisture Content %||2.0%|
|Percent Retained On 45-μm (325 sieve)||2.7%|
|Bulk Density||200-350kg/m3 and 650kg/m3|
1.Silica fume in concrete
2.Silica fume in refractory
3.Silica fume in Ceramics
4.Silica fume in RubberRequire COA and MSDS