Physicochemical properties and aggregate feasibility of aluminous-rock coal gangue

Key Points

• Aggregate feasibility is influenced by the mineral composition of aluminous-rock coal gangue, indicating potential applications.
• Physicochemical properties such as density and porosity play a critical role in the suitability of the material for construction.
• Assessment using lab tests demonstrates that certain samples exhibited promising characteristics for aggregate use, with low moisture content.
• The findings highlight the potential for utilizing waste materials in construction, promoting sustainability and resource efficiency.