According to the different parts of the building, how to choose mortar mortar?
the surface layer in order to obtain a smooth, smooth surface effect Material selection layer of plaster surface role and requirements are different, each layer of the choice of mortar is not the same At the same time, the characteristics of the base material and engineering parts of different mortar technical performance requirements are different, which is the main basis for the choice of mortar type Cement mortar is suitable for wet or strong requirements of the higher parts; mixed mortar used for indoor bottom or middle or surface plaster; lime mortar, knife knife gray, paper ash used for indoor middle or surface plastering Mixed concrete mortar for concrete base For the wood substrate and the surface layer, multi-purpose fiber material to increase its tensile strength to prevent cracking View original post & gt; & gt;
the middle is mainly to leveling, and sometimes can be omitted do not do
Plaster mortar is often divided into two or three layers for construction: the role of the bottom mortar is to mortar and the base can be firmly bonded, should have a good water retention
