... magnesium oxide , and silica , as follows : 45 hours at 1,050 ° C , 115 hours at 1,150 ° C , and 30 hours at 1,250 ... composition were made . The final product analyzed 41.16 percent calcium oxide , 14.82 percent magnesium oxide , and ...
The Theory of Flammability Limits: Conductive-convective Wall Losses and Thermal Quenching