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掺硫铝酸盐水泥熟料的富硅酸盐水泥体系的性能研究
摘要：研究了硫铝酸盐水泥熟料对复合硅酸盐水泥性能的影响。研究表明，当复合水泥中掺入少量硫铝酸盐水泥熟料后．再配以适量的石膏，可以提高其早期强度，且随着硫铝酸盐水泥熟料掺量的增加，其凝结时间明显缩短。运用XRD等测试方法探讨了硫铝酸盐水泥熟料改善复合水泥性能的机理。硫铝酸盐水泥熟料水化形成的钙矾石和铝胶，对硅酸盐水泥熟料矿物水化有促进作用，这是水泥凝结加快、强度增加的主要原因。
关键词：复合硅酸盐水泥；硫铝酸盐水泥熟料；性能；机理
Abstract：The effect of sulphoaluminate cement on the performance of Portland cement was studied．The early strength of Portland-based composite cement is increased by the addition of proper amount of sulphoaluminate cement and gypsum．Th e setting time of studied cement is reduced as the amount of additive increased．By means of XRD and other measurements，the mechanism of perform ance modification of this composite cement was studied．The AFt and aluminate gel form ed during hydation，mainly cause the strerIgh increasing and setting time
reducing．
Key words：composite Portland cement；sulphoaluminate cement clinker；perform ance；mechanism
掺硫铝酸盐水泥熟料的富硅酸盐水泥体系的性能研究
摘要：研究了硫铝酸盐水泥熟料对复合硅酸盐水泥性能的影响。研究表明，当复合水泥中掺入少量硫铝酸盐水泥熟料后．再配以适量的石膏，可以提高其早期强度，且随着硫铝酸盐水泥熟料掺量的增加，其凝结时间明显缩短。运用XRD等测试方法探讨了硫铝酸盐水泥熟料改善复合水泥性能的机理。硫铝酸盐水泥熟料水化形成的钙矾石和铝胶，对硅酸盐水泥熟料矿物水化有促进作用，这是水泥凝结加快、强度增加的主要原因。
关键词：复合硅酸盐水泥；硫铝酸盐水泥熟料；性能；机理
Abstract：The effect of sulphoaluminate cement on the performance of Portland cement was studied．The early strength of Portland-based composite cement is increased by the addition of proper amount of sulphoaluminate cement and gypsum．Th e setting time of studied cement is reduced as the amount of additive increased．By means of XRD and other measurements，the mechanism of perform ance modification of this composite cement was studied．The AFt and aluminate gel form ed during hydation，mainly cause the strerIgh increasing and setting time
reducing．
Key words：composite Portland cement；sulphoaluminate cement clinker；perform ance；mechanism
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