Thermal and Mechanical Properties of Geopolymers Exposed to High Temperature: A Literature Review

Table 2

Effects of different measures on thermal insulation properties.

Methods	Geopolymer type	Thermal conductivity
Silica-based activators [25]	MK	0.170–0.353 W/(m·K)
Expanded perlite [55]	FA	0.37 W/(m·K)
Fibers [57]	MK	Less than 0.700 W/(m·K)
Aluminum powder [58]	FA	0.506 W/(m·K)
Foam concrete with air and HGBs [59]	FA	0.052–0.071 W/(m·K)
Foam concrete with polystyrene [60]	MK	0.09 W/(m·K)