GYPSUM FREE PORTLAND CEMENT BASED ON WHITE CEMENT CLINKER
The gypsum free Portland cement is a binding agent based on ground Portland cement clinker in which the regulating effect of gypsum has been replaced by the synergically acting mixture of a sulphonated electrolyte lignine sulphonate sulphonated polyphenolate and a hydrolysable alkali metal salt Na 2CO 3 K 2CO 3 [1 3] Binders based on GF cement pastes mortars concrete have the