Lime mortar is a mixture of lime, sand, and water as its name implies. Now, engineering is rarely used.

Now the most commonly used cement mortar and cement mortar

1. Cement mortar is a mixture of cement, sand, and water. Sometimes, a certain amount of additives (such as water repellent, antifreeze, early strength agent, etc.) is added. The strength is highest in the above-mentioned several kinds of composition ratio. Generally used for exterior wall paste wall tiles, interior wall clear light, etc.;

2. Cement mixing mortar is a mixture consisting of cement mortar + lime or gypsum, which is inferior to cement mortar in strength and is mainly used for interior wall plastering.