The role of plastering mortar
2019-02-10 20:05:50
The plastering mortar is usually divided into two or three layers for construction:
(1) The function of the bottom mortar is to make the mortar and the base layer firmly bond, and should have good water retention.
(2) The middle layer is mainly for leveling, and sometimes it can be omitted.
(3) The surface layer is mainly used to obtain a smooth, smooth surface effect.
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