1. 毕业设计（论文）的内容和要求

贝利特-硫铝酸盐水泥（bcsa）属于硫铝酸盐水泥体系，主要区别在于熟料中主矿物之间相对含量的不同。

bcsa中主要矿物是贝利特（c2s）、无水硫铝酸钙（c4a3$）和二水石膏(caso4?h2o)，同时也含有少量的c4af、c3a、c6af2、c12a7、cao稵io2等矿物相。

它主要以c2s 为主要矿物、c4a3$为次要矿物的水泥，该水泥同时具有这两种矿物的优点。

2. 参考文献

[1]Jean-Philippe Boisverta, Marc Domenechb, Alain Foissya, etc.. Hydration of calcium sulfate hemihydrate (CaSO4?.5H2O) into gypsum (CaSO4?H2O). The influence of the sodium polyacrylate surface interaction and molecular weight. J. Cryst. Growth, 2000, 220: 579-591. [2Jianquan Li, Guozhong Li, Yanzhen Yu. The influences of gypsum water-proofing additive on gypsum crystal growth. Mater. Lett., 2007, 61: 872-876. [3]N.B. Singh, B. Middendorf. Calcium sulphate hemihydrate hydration leading to gypsum crystallization. Prog. Cryst. Growth Ch., 2007, 53: 57-77. [4]Q.L. Yu, H.J.H. Brouwers. Microstructure and mechanical properties of ?hemihydrate produced gypsum: An insight from its hydration process. Constr. Build. Mater., 2011, 25: 3149-3159. [5Misheck G. Mwaba, Junjie Gu, Mohammad R. Golriz. Effect of magnetic field on calcium sulfate crystal morphology. J. Cryst. Growth, 2007, 303: 381-386. [6]S. S. Bobby. A preliminary investigation of gypsum bonded moulds by three dimensional printing. Int. J. Res. Eng. Technol., 2014, 03: 501-507. [7]S. S. Bobby, Sarat Singamneni. Influence of moisture in the gypsum moulds made by 3D Printing. Procedia Engineering, 2014, 97: 1618-1625.

3. 毕业设计（论文）进程安排

起讫日期 设计（论文）各阶段工作内容 2016.12.12-2016.12.31 查阅文献，确定实验方案 2017.01.01-2017.01.13 完成外文翻译、文献综述和 开题报告，准备实验材料， 课题实验初步研究，熟悉相 关设备操作及性能测试等 2014.01.14-2014.06.07 进行课题实验及研究，进行 进行毕业撰写 2014.06.07-2014.06.14 进行论文答辩及修改