外墙面砖勾缝常有两种方法:一种是用铁抹子,像抹灰一样,先把砂浆全部抹入缝内,再用钢拖条一道缝一道缝地溜压一遍,最后,擦去面砖上粘污的水泥砂浆。这种方法,因为操作比较方便、省劲,所以应用比较普遍。其实,这种方法浪费砂浆,面砖上的粘污也不易擦净。同时,还由于这种方法需用砂浆的稠度较 There are two methods for studing the outer wall tiles: one is using iron trowels, like plastering, all of the mortar is first wiped into the seams, and then the steel drag strips are sewed together and pressed together. Finally, Wipe off the sticky cement mortar on the tile. This method, because the operation is more convenient and energy saving, so the application is more common. In fact, this method wastes mortar, and the sticky stain on the tile is not easy to clean. At the same time, because of the consistency of mortar used in this method,