Fire Resistance Under Multi-Face Exposure
A 10 mm thermally stable protective coating of silica aerogel mortar is integrally cast with recycled aggregate concrete to significantly improve fire resistance under multi-face exposure.
Wang, Xinjie · Pu, Yuan · Jiaxin, Zou · Zhu, Pinghua · Bo, Xu · Yan, Xiancui · Lei, Yang · Chen, Chunhong · Liu, Hui · Zong, Meirong
Construction and Building Materials 2025
At 400℃, all specimens remained below 380℃
At 600℃, only single- and double-sided exposure met the criteria
Integrated casting minimized interfacial voids, enhancing fire resistance