水泥水化反应

水化硅酸钙 三硫型水化硫铝酸钙 C3S2H3 AFt 3CaO·2SiO2·3H2O 3CaO·Al2O3·3CaSO4·32H2O 342.4 1254.5 水化铁酸钙 单硫型水化硫铝酸钙 CFH AFm CaO·Fe2O3·H2O 3CaO·Al2O3·CaSO4·12H2O 233.8 622.28
1 CFH 1 0.0206 4.81
1 AFt 0.3 0.0105 13.15 0.0093 11.66
乘以系数 H C3S2H3 C3AH6 CFH CH
C3S 0.24 0.75
C2S 0.21 0.99
C3A 0.40 1.40
0.49
0.22
3 AFm 3 1.5 0.0311 19.35 0.0008 0.52
CaO SiO2 Al2O3 Fe2O3 MgO 56.1 60.1 101.9 159.7 40.3 C3S C2S C3A C4AF H2O 228.32 172.24 270.2 485.9 18
C4AF 0.26 0.78 0.48
K2O 94.19 CaSO4 136.11
Na2OBiblioteka BaiduSO3 61.98 80.06 K2SO4 Na2SO4 174.23 142.01
反应顺序 1 2 1 0.2409 2 1 0.1161 1 1 0.0315 1 1 0.0206 C3S 55 C2S 20 C3A 8.5 C4AF 10
熟料需水量 ＋ 6 3 0.7227 4 2 0.2322 6 6 0.1887 7 7 0.1441
23.18 H 13.01 H 4.18 H 3.40 H 2.59 当有石膏时 ＝ 1 0.5 0.12044 1 0.5 0.05806 1 1 0.03146 1 1 0.02058 C3S2H3 41.24 C3S2H3 19.88 C3AH6 11.90 C3AH6 7.78 ＋
C4AF 10 2.59 7.78 4.81
4.30
合计 93.5 23.18 61.12 19.68 4.81 31.07
水泥 C3S 水化 41.4 H 9.79 C3S2H3 31.04 C3AH6 CFH CH 20.15 AFt AFm C3A
C2S 14.6 3.05 14.51
C3A 6.3
2
＋
＝
＋
3
＋
＝
4
＋
＝
＋
1
3 C3A 1 0.0315 8.5 0.0279 7.54
＋
3 CaSO4·2H2O ＋ 26 1 8.7 0.0315 5.41 0.27264 0.0279 4.8 0.24171 当石膏耗尽时 2 2 1 0.0207 0.0006 C3A ＋ 4 4 2 0.04145 0.00111
硅酸三钙 C3S 3CaO·SiO2 228.32 二水硫酸钙 CaSO4·2H2O CaSO4·2H2O 172.11
硅酸二钙 铝酸三钙 铁铝酸四钙 C2S C3A C4AF 2CaO·SiO2 3CaO·Al2O3 4CaO·Al2O3·Fe2O3 172.24 270.2 485.9 氢氧化钙 水 水化铝酸钙 CH H C3AH6 CaO·H2O H2O 3CaO·Al2O3·6H2O 74.1 18 378.17
H2O 4.91 4.35
＝
5
1 AFt 1 0.5 0.010 13 0.0003 0.35
＋
H2O
＝
5.6 0.15
0.75 0.02 24.15
熟料 C3S 水化 55 H 13.01 C3S2H3 41.24 C3AH6 CFH CH 26.77
C2S 20 4.18 19.88
C3A 8.5 3.40 11.90
C4AF 7.1 1.84 5.53 3.42
CaSO4·2H2O C3A 4.8 -1.24 4.35 -0.16
合计 18.87 45.55 5.53 3.42 23.29 14.53 -4.27
3.14 11.66 7.54 -2.87 -4.27
3 CH 1.5 0.3613 26.77 1 CH 0.5 0.0581 4.30