Page 138 - Handbook of Thermal Analysis of Construction Materials
P. 138

Section 8.0 - CaO-SiO -Al O -H O and Related Systems         121
                                                  2
                                                           2
                                                        3
                                                      2
                              α-C SH, xonotlite, gyrolite, afwillite, hillerbrandite, and 14 Å tobermorite.
                                  2
                              Various reactions that occur under autoclaving conditions have been
                                                        [1]
                              reviewed by Ramachandran.  DTA of some of the hydrated products
                              formed by autoclaving of siliceous systems with lime is shown in Fig. 36.
































                              Figure 35. DTA and second derivative of autoclaved cement-quartz-metakaolin mixes.























                              Figure 36. Differential thermograms of calcium silicate hydrates formed under autoclaving
                              conditions.
   133   134   135   136   137   138   139   140   141   142   143