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Help CenterSell Low Iron Aluminium Sulphate Flake 17%
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Aluminum sulfate is one of the earliest flocculants used. The flocculation process of aluminum sulfate
on colloidal particles in water is divided into four regions: adsorption destabilization, precipitation flocculation,
adsorption precipitation mixing zone, and re stabilization
Low Fe
Aluminum Oxide |
17 % Min |
PH |
3.0 |
AS |
0.0005 Max |
Fe |
0.005% Max |
heavy metal（Pb） |
0.002% Max |
Water-soluble Matter |
0.15% Max |
High Fe
Aluminum Oxide |
17% Min |
PH |
3.0 |
AS |
0.0005 Max |
Fe |
0.2% Max |
heavy metal（Pb） |
0.002% Max |
Water-soluble Matter |
0.15% Max |
1. Used as a paper sizing agent in the papermaking industry to enhance the water resistance and impermeability of paper;
2. Dissolved in water, it can cause small particles and natural colloidal particles in the water to aggregate into large flocs, which can be removed from the water. Therefore, it is used as a coagulant for water supply and wastewater;
3. Used as a turbid water purifier, as well as a precipitant, fixative, filler, etc. Used as an antiperspirant cosmetic ingredient (astringent) in cosmetics;
4. In the fire protection industry, foam extinguishing agent is composed of baking soda and foaming agent;
5. Analytical reagents, mordants, tanning agents, oil decolorizers, wood preservatives;
6. Stabilizers for albumin pasteurization (including liquid or frozen whole eggs, egg whites or yolks);
7. Can be used as raw materials for manufacturing artificial gemstones, high-grade ammonium alum, and other aluminum salts;
8. In the fuel industry, it is used as a precipitant in the production of chrome yellow and lake dyes, while also serving as a fixative and filler.
9. Used as an effective crosslinking agent for animal glue and can increase the viscosity of animal glue. It is also used as a curing agent for urea formaldehyde adhesives, with a fast curing speed in a 20% aqueous solution.
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