MASONRY MORTAR PROPERTIES. Many properties of mortar are not precisely definable in quantitative terminology because of a lack of definitive standards by which to measure them. For example, mortars can be rated on the basis of obtaining visually satisfactory mortar joints.
· >Composition and uses of lime and mortar is of vital importance in all brick or block walls because it bonds the units together, thus, it helps to carry the weight placed on the wall and seals the joints to provide a weatherproof wall. .