一般
水泥砂浆抹灰层随其厚度和强度不同而异。以20毫米厚1:3水泥砂浆为例:需要粗砂:30公斤;需要水泥:10公斤。1平方米的粉刷砂浆重量为1×0.02×2000=40。0.02为砂浆厚度,2000为砂浆密度。水泥砂浆中水泥与沙的比例是1:3。因此需要10kg水泥,30kg沙。石灰砂浆、麻刀灰、纸筋灰多用于室内中层或面层抹灰。对混凝土基面多用水泥石灰混合砂浆。对于木板条基底及面层,多用纤维材料增加其
抗拉强度,以防止开裂。
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