A Concept of Online Refueling TRISO-Fueled and Salt-Cooled Reactor

Table 2

Physical properties of candidate coolants.

Material	Melting point (°C)	Normal boiling point (°C)	Density (); (g/cm^3)	Heat capacity (Cp); (cal/g-°C)	Viscosity (); (cP)	Volume expansivity (); (1/°C)	Thermal conductivity (); (W/m-K)
Water	0	100	—	1.37	0.09		0.54
LiF-BeF2 (66-34)	460	1400	1.9384	0.577	5.6		1
NaF-BeF2 (57-43)	340	1400	2.0110	0.520	7		0.87
NaF-ZrF4 (57-43)	500	1350	1.9840	0.280	5.1		0.49