设计人员为减轻建筑物自重,在多层或高层钢筋混凝土框架结构中,常常采用加气块或加气条板作围护结构;出于保温的需要,也用加气块砌筑保温墙或防护墙。加气块的砌筑安装并不难,而难就难在装修装饰上,尤其是抹灰容易空裂,使人很头痛,不少工程因抹灰空裂而影响使用,造成返工和不能交工。 In order to reduce the weight of the building, designers often use air-entraining blocks or aerated strips as enclosing structures in multi-storey or high-rise reinforced concrete frame structures; for insulation purposes, insulation blocks are also used to build insulation walls. Protective wall. Aerated block masonry installation is not difficult, but difficult to be difficult to decorate decoration, especially plaster is easy to crack, it is a headache, many projects due to plaster cracks affect the use, resulting in rework and can not be completed .