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Lignosulphonate technical liquid - SТО 43508418-022-2010, TU 13-0281036-029-94, TU 2455-064-05711131-03  grades “A”, “B”  “E”

Lignosulphonate technical powder - SТО 43508418-027-2009, TU  2455-031-46289715-2000  

Physical-chemical characteristics :

Lignosulphonate technical is produced in liquid and powder condition. It is a lignin-sulphonic acid sodium salt that includes impurities of reducing and mineral substances , is freely soluble in water forming neutral or weak acid liquor .

	Liquid grade «А»	Liquid grade «Е»	Powder
Appearance	Homogeneous thick liquid	Homogeneous thick liquid	Farinaceous powder
Color	Dark-Brown	Dark-Brown	Brown Dark-Brown
Mass fraction of dry substances, % min	47	48	92-96
Маss fraction of sulphur, %	2,5-4,0	2,5-4,0	-
Маss fraction of reducing substances, % max	-	-	7
Ash content, % max	18	31	25
Concentration of hydrogen ions, рН min	4,4	7	4,5
Tensile strength of dried samples by stretching, MPa (kg/cm2) min	0,60	0,60	0,69 (7,0)
Moisture, % max	-	-	4,0
Mass density, kg/m3 min	1230	1270	-
Viscosity, с	50-320	80	-

Packing and transportation : liquid lignosulphonate can be delivered in tank-containers and flexitanks by railway and sea; powder lignosulphonate is packed in 500-1000kg big-bags and can be delivered in 20” , 40” containers by railway and sea.

Storage conditions:
Indoor area of covered warehouse , avoiding product moistening.

Range of application:

Cement industry and refractory industry: as an plasticizing agent of cement and concrete , as a slurry thinner to decrease a moisture content;

Metallurgy and foundry: as a binding agent in a molding and core sand mixture production; as a flotation agent; as a binding agent in a briquette production; as a foaming agent in an acid dipping  of metal products;

Building materials production:  as a reinforcing agent in pressed fiber board production; as a plasticizing agent in gypsum board production, dry construction mixtures production; as a binding agent in powder fill material and technical carbon granulation;

Mining industry: as a flotation agent in a process of raw materials flotation; as a corrective additive in an expanded clay aggregate processing ;

Chemical industry: as a dispersing agent and suspension stabilizer in a crop protecting agents and fertilizers production;

Oil producing and refining industry: as a chemical agent in drilling mud etc.

Liquid and powder batching:
Liquid lignosulphonate can be prepared from the powder one by mechanical mixing of powder and 20-70 Celsius degree water according as follows:

Powder dosage	Kg	10	115	120
Water dosage	Litre	100	100	100
Content of dry substances in a prepared liquid	%	50,0 - 50,5	51,0 - 51,5	52,0 - 52,5
Viscosity	С	65	90	240