Cement. Gypsum. Lime. Mortar (ICS 91.100.10).

KS 2770 part 3: Admixtures for concrete, mortar and grout. Concrete admixtures. Definitions, requirements, conformity, marking and labelling. (8 page(s), in English)

This Standard defines and specifies the requirements and conformity criteria for admixtures for use in cement based masonry mortar. It covers two types of admixtures, long term retarding and air entraining/plasticizing which are used in ready-mixed and site made masonry mortars.