Place of Origin : Hubei,China
Newreach Silica Fume 850
Silica Fume NR850 is a densified dry powder microsilica admixture for portland cement concrete and mortars.
Silica Fume NR850 is a pozzolanic material that consists primarily of fine silicon dioxide particles in a non-crystalline form.
Silica Fume NR850 meets the requirements of ASTM C-1240 and contains a minimum of 85% silicon dioxide (SiO2)
Technical Data :
Parameters Standard standard
Silicon Dioxide(SiO2) min 85 %
Loss on Ignition(L.O.I) @ 975℃ max 4