When consumers buy putty powder in the decoration market, they are always confused by various names of putty powder and don't know how to choose. Xiaobian on the difference between the interior wall putty and the exterior wall putty to do the following finishing, hoping to provide some reference for people preparing to decorate.

内墙腻子具有良好的坚固性，粘结强度及良好的防水能力等特点，适合于会馆、会议中 心及需要预防外墙面渗水影响的场所等。内墙腻子的特点是不掉灰、不脱落，具有极强的耐水性。它的使用方法是：加水按比例搅拌，然后静置5-10分钟后开始进行批刮。待一遍干透后进行二遍的批刮。腻子粉在搅拌后2个小时一定用完。

The internal wall putty has the characteristics of good firmness, bonding strength and good waterproof ability, which is suitable for guild halls, conference centers and places needing to prevent water seepage from the external wall. The internal wall putty is characterized by no ash falling, no falling off, and strong water resistance. Its use method is: add water to mix in proportion, and then stand for 5-10 minutes before batch scraping. After one time of drying, conduct two times of batch scraping. Putty powder must be used up in 2 hours after mixing.

外墙腻子具有良好的额粘度，抗渗能力，可靠性，自身不收缩等。它的特点是具有良好的抗裂性，节约了整体墙面的保养成本。使用方法：外墙腻子粉加水搅拌成膏状静置5分钟，然后可以批抹上墙，一般厚度不宜超过2-3mm，按不同要求可分一至三遍批抹，增加其厚度，阴雨天不能施工。

The external wall putty has good viscosity, impermeability, reliability and non shrinkage. It is characterized by good crack resistance, saving the maintenance cost of the whole wall. Usage: the external wall putty powder is mixed with water to form a paste, and then it can be plastered on the wall for 5 minutes. Generally, the thickness should not exceed 2-3mm. According to different requirements, it can be plastered one to three times to increase its thickness. It can not be constructed in rainy days.