聚合物抹面砂漿用途 聚合物抹面砂漿性能(外墻外保溫粘貼)
具有優(yōu)良的柔性、保水性和粘結(jié)性能,抗沖擊、耐老化、防水性能好。
特點(diǎn)
與砌筑砂漿相比,抹面砂漿具有以下特點(diǎn):
抹面層不承受荷載;
抹面層多為薄層,并分層涂抹,面層要求平整、光潔、細(xì)致、美觀;
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根據(jù)其功能不同,抹面砂漿一般可分為普通抹面砂漿和特殊用途砂漿(具有防水、耐酸、絕熱、吸聲及裝飾等用途的砂漿)。
常用的普通抹面砂漿有水泥砂漿、石灰砂漿、水泥石灰混合砂漿、麻刀石灰砂漿(簡稱麻刀灰)、紙筋石灰砂漿(紙筋灰)等。
性能
抹面砂漿應(yīng)用與基面牢固地粘合,因此要求砂漿應(yīng)有良好的和易性及較高的粘結(jié)力。
作用