Silica Powder

Electric and electronic silica powder:
               H400         H600        H800          H1000
D90 (μm)       40            35          28            19
D50 (μm)       16            13          11            8
D10 (μm)        4            3           3             2.4
SiO2 (%)         99.3        99.3       99.3          99.3
Al2O3 (%)         0.12        0.12      0.12          0.12
Fe2O3 (%)           0.03            0.03         0.03          0.03
loss on ignition (%)      0.15            0.15         0.15          0.15
Specific gravity (g/cm3)  2.65            2.65         2.65          2.65
PH                   5.5-7.5          5.5-7.5      5.5-7.5        5.5-7.5
Moh’s Hardness        7               7           7             7
cm2/cc                6500-7500      7500-8500    8500-9500     9500-10000
Appearance            White powder   White powder  White powder  White powder
 
1. May produce as per buyer’s request.
2. packing: 25kg bag,50kg bag,1mt bag or as per request.

Mesh size:200-8000mesh