Spolostan 7G Ca

Identification

Product series

INCI name

Sodium Polynaphthalenesulfonate

Chemical description

Sodium salt of high-molecular condensate of naphthalenesulfonic acid with formaldehyde with reduced content of sodium sulfate

Chemical composition

CAS

9084-06-4

EC name

Spolostan 7G Ca is a highly efficient superplasticizer for concrete and mortar mixtures.

Using Spolostan 7G Ca in a concrete mixture at given proportions of cement, sand and aggregates provides for achieving enhanced workability (increased flow) of fresh concrete, increased concrete strength in first days and months (by 15 – 50 %) by reducing the amount of mix water while retaining its workability and achieving cement savings up to 20 % while retaining the concrete strength.

Spolostan 7G Ca is used especially for massive and reinforced concrete structures, precast concrete elements and structures as well as concrete for hydraulic structures.

Physical and chemical properties

pH, 1% aqueous solution
6,0 - 9,0
dry matter, % wt., min.
95
sodium sulfate, % wt., max.
2
chlorides (Cl-), % wt., max.
0.1
alkalis (Na2O), % wt., max.
16
appearance at 20°C
yellow-brown dust-free powder

Application areas

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