After the mortar is mixed and used, it should be put into the ash storage container. If the mortar is bleeding, it should be mixed again before masonry.
Mortar should be used with the mix. Cement mortar and cement mortar must be used within 3 h and 4 h after mixing. If the maximum temperature exceeds 30 °C during construction, they must be used within 2 h and 3 h after mixing.