- The main quality that mortar should possess is adhesion. Good mortar should provide good adhesion to building units (bricks, Stones etc).
- Mortar should be water resistant. It should have the capability of resisting the penetration of water.
- Deformability of mortar should be low.
- Mortar should be cheap.
- Mortar should be easily workable in the site condition.
- The mobility of mortar should be good. It helps the mortar to be paved thinly and evenly.
- It should possess high durability.
- To improve the speed of construction, good mortar should set quickly.
- Cracks should not be developed in the joint formed by mortar. It is desirable to last for long period of time without losing the appearance.
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