51问答网 > 农村盖房子3层半。倒板要用什么水泥是要用po425还是po425R的？

农村盖房子3层半。倒板要用什么水泥是要用po425还是po425R的？

听有人说倒板要用带R的，不知道是不是？
2025-04-08 06:37:57
推荐回答（2个）
回答1：

32.5的还是不行，最好是32.5R的，如果不在意成本，42.5当然更好，42.5R的就没有必要了

回答2：

用425的就行，而且后期强度比带R的要高。

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