Research Article
Properties and Engineering Applications of a New Goaf Grouting Filling Material
Table 2
Chemical composition of the fly ash.
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Note: Other compositions include Na2O, SO3, P2O5, and NiO. Sodium silicate (S): sodium silicate solution with a modulus of 2.4–3.0 and °Bé. Ethylene glycol (PEG, %) and adipic acid (AA) were used for laboratory analyses. |