Encyclopedia
Building Mortar
Building mortar - rationally composed, uniformly mixed mixture of binding material (cement, lime, gypsum, etc.), water, sand and additives, acquiring a rock-like state over time
Source: "PREPARATION AND APPLICATION OF BUILDING MORTARS. SP 82-101-98"
(approved by letter of the Russian Ministry of Construction dated June 17, 1998 No. AB-20-218/12)