PROFESSIONAL MANUFACTURER
OF SILICON DIOXIDE
Precipitated Silica Fusil® SDE710
Fusil® SDE710 is precipitated silica for toothpaste abrasive grade, the appearance is white amorphous powder .
SDE series for toothpaste grade is amorphous powder which is tasteless and insoluble in water or acid, showing as chemical inertness, with good compatibility with fluoride and other materials in toothpaste. The structure and particle size of silicon dioxide can be controlled by production condition. By aiming at different types of toothpaste, three kinds of products are made：abrasive type, mixed type and thickening type.
Parameter
|
Product Series |
|
Dental Abrasive silica(DA) |
|
|
Type |
|
FUSIL®SDE710 |
|
|
DBP |
cm3/ l00g |
80 〜95 |
|
|
Silica (dry basis) |
% |
≧98 |
|
|
Drying loss |
% |
4.0 〜7.0 |
|
|
Ignition loss (dry basis) |
% |
≤7.0 |
|
|
PH (10% aqueous solution) |
|
7. 2〜8.5 |
|
|
D50 Average particle size/D50 |
um |
4〜15 |
|
|
Sieve Residue 45um |
% |
≦1.5 |
|
|
CL |
mg/kg |
≦0.1 |
|
|
Na2O |
mg/kg |
≦1.0 |
|
|
Na2SO4 |
mg/kg |
≦0. 4 |
|
|
Fe2O3 |
ppm |
≦200 |
|
|
A12O3 |
ppm |
≦2000 |
|
|
Free Crystalline Silica |
|
≦1.0 |
|
|
Microbial Content |
|
≦200 |
|
|
Pb |
|
≦10 |
|
|
As |
|
≦2 |
|
|
Hg |
|
≦3 |
Packing
Fusil® SDE710 Packaged in multiple layer compound material bag, 20kg per bag .
