浅谈砖和砌块干燥收缩检测方法

Talking about the Detection Method of Brick and Block Drying Shrinkage

文中比较了市场上常规砖和砌块类产品干燥收缩检测方法的相关标准要求,提出了检测中遇到的一些问题及改进方法,并对GB/T11945-2019《蒸压灰砂实心砖和实心砌块和非承重蒸压灰砂空心砌块》和JC/T2489-2018《非承重蒸压灰砂空心砌块和蒸压灰砂空心砖》新增的出厂检验线性干燥收缩率SN指标进行了解读。

This paper summarized and compared the relevant standard requirements of drying shrinkage test methods for conventional brick and block products in the market,put forward some problems encountered in the test and improvement methods,and the newly added outgoing inspection index of linear drying shrinkage SN in GB/T11945-2019《Autoclaved sand-lime solid brick and solid block》and JC/T2489-2018《Non load bearing autoclaved sand-lime hollow block and hollow brick》was interpreted.