Aluminium sulphate is a solid crystalline substance of white colour with general formula Al2(SO4)3∙nН2О.
It is produced as a form of fine-dispersed powder with fraction 0-0,5 mm or 0-1 mm.
FIELD OF USE:
Aluminium sulphate fine-dispersed powder is used in construction industry, especially as an additive to dry construction mixtures; as well as in paper, textile, leather and other industries.
PHYSICAL AND CHEMICAL PARAMETERS
|Appearance||fine-dispersed powder of white colour|
|Aluminium oxide concentration, %, min||17|
|Insoluble matter, %, max||0,3|
|Iron concentration per iron(III) oxide basis,%, max||0,02|
|Free sulfuric acid concentration, %, max||none|
|Arsenic concentration per arsenic(III) oxide basis, %, max||0,001|
In case of 0,5-3% wt of aluminium sulphate added to concrete allow to increase the concrete settling 2,5-3,5 times. Aluminium sulphate increases the primary strength of concrete. Aluminium sulphate does not provide corrosive influence on the reinforcement.
Can be transported by all kinds of transportation, in covered transportation means in accordance to freight transportation regulations applicable for this type of transportation. The product packed in big-bags can be transported by open rolling stock.
TRANSPORT AND PACKAGING:
On customer’s demand aluminium sulphate can be packed in polypropylene bags 25 or 50 kg each fitted with an inside polyethylene inlay and big-bags of 700-800 kg. Other types of packing is possible on the customer’s request.
Aluminium sulphate should be kept in bulk or in bags in closed warehouses on hard surface or in bunkers without access of moisture. The product is not flammable