PRECIPITATED SILICA

 

Technical Information

 
Specification Range
01.  Particle Size Microns 10-12
02.  Surface Area M2 / gm 110-240
03.  Moisture content at1050C, 1Hrs. Max% 5
04.  Ignition loss at 10000C for 1Hrs. Max% 10
05.  Bulk density gm/cc 0.08-0.20
06.  pH 5% Aqueous suspension 6.5-7.2
07.  Water absorption% 175-250
08.  Oil absorption % 180-270
09.  Residue on 325 mesh, wet sieving max % 0.3
10.  Soluble salt % max 0.5
11.  R2O3 max % 0.3
12.  SiO2 - max % 89
13.  Specific gravity 1.95
14.  Refractive index 1.46
   
Typical Specification of Precipitated Silica
 
Grade Bulk density gm/cc Particle Size
microns
BET surface
area M2/gm
Oil absorption
%
SUPERSIL - 110 0.08 - 0.11 18 - 22 110 - 125 240 - 270
SUPERSIL - 140 0.11 - 0.14 16 - 18 140 - 170 230 - 250
SUPERSIL - 180 0.15 - 0.17 13 - 15 180 - 170 200 - 230
SUPERSIL - 220 0.18 - 0.20 10 - 12 220 - 240 180 - 200
  Note :

   
The above specified values are meant for general description & are not to be taken as  actual  specification. 
    
    Supersil Chemicals (India) Pvt. Ltd. does not take any responsibility for incidental or consequential damages of any kind.  It is the     responsibility of user to determine  the suitability of use.
 
 
 
 
 
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