| 摘要 |
A formulation for preparing a cementitious product comprising a cementitious material, a siliceous material, and a low bulk density material being substantially calcium silicate hydrate and including unreacted siliceous reactant. A method of forming a cementitious product comprises adding a cementitious material, a siliceous material and a low bulk density material to water to form a slurry, forming a green shaped article from the slurry and curing the article in an autoclave, wherein the low bulk density material is substantially calcium silicate hydrate and includes unreacted siliceous reactant.
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