Experiment shows that with the increment of substituted spontaneous combustion gangue powder for cement, the water demand of gelled material system is increased gradually.
Experiment shows that with the increment of substituted spontaneous combustion gangue powder for cement, the water demand of gelled material system is increased gradually.
试验结果表明，随着自燃煤矸石粉取代水泥量的增加，胶凝材料体系需水量逐渐增大。