Silica fume Specification
Item | unit | Technical Specifications | Remark |
SiO2 | % | 95-98 | |
Loss on ignition 975°C | % | normal 1.9-2.5,less 6 | |
Activity index | % | 120-125 | |
Bulk density | Kg/CBM | 600-650 | |
Misture content | % | ≤1 | |
Other ingrdents | % | In accordance with America standard | |
Particles>45μm | % | normal 1-2,less 10 | |
Grain size distribution | | 1-2%>45μm |