石膏板在什么情况下会和吊顶和墙面开裂?

2025-03-18 03:33:50
推荐回答(2个)
回答1:

如果墙面用石膏板做的,那么新老墙之间肯定有裂缝,吊顶也一样,只要石膏板和原顶面或者梁
在同一水平面上连接的话,也是有裂缝的。一般是里面用绷带封好,但时间长了还是有的,有个小窍门用的确良布封在上面,基本上就解决好了

回答2:

石膏板吊顶和墙体开裂的原因有很多:1、轻钢龙骨质量不好。劣质的轻钢龙骨直线度差,强度不高,会导致石膏板系统内应力不均(吊顶和墙体接缝的地方内应力最集中),从而是接缝开裂。所以应该选择强度高、直线度好、抗冲击性和锈蚀性强的轻钢龙骨,如拜尔轻钢龙骨。
2、嵌缝料质量差,粘接性若。应该选择专用的石膏板嵌缝料,粘接牢,是接缝不会开裂。
3、石膏板定位不准确,造成龙骨和螺钉施工定位不规范导致石膏板系统内应力不均,从而致使石膏板开裂。
4、找平腻子质量差,强度低,脆性大,必然会出现裂痕。所以,应该选择优质的腻子。
推荐你使用拜尔定位点石膏、拜尔轻钢龙骨和拜尔专用嵌缝料,拜尔耐水腻子粉,环保腻子粉。

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