Table. 2. Flame-extinguishing concentration of CF3I and three typical HFC extinguishants. Table. 2. Flame-extinguishing concentration of CF3I and three typical HFC extinguishants. Table. 2. Flame-extinguishing concentration of CF3I and three typical HFC extinguishants.
Type of agents
FECs for methane−air flame (vol%) FECs for propane−air flame (vol%)
CF3I 3.42 3.61
HFO-1336mzz(E) 5.46 5.89
HFC-125 8.47 9.70
HFC-116 6.92 9.34
HFC-236a 5.19 6.51