Research Report: Feasibility for alkali-activation of a Sewage Sludge Ash (SSA)

Authors: João Castro-Gomes, Naim Sedira, and Erick Grünhäuser Soares

Summary:

The feasibility for alkali-activation of a Sewage Sludge Ash (SSA) was carried on. The study comprised alkali-activation and Portland cement hydration. A co-utilization approach for combining SSA with other industrial waste (glass waste (GW) and grounded blast furnace slag (GBFS)) was adopted. The study comprises the following: the setting time, workability (Spread test), efflorescence phenomena, compressive strength, TG-DTG, FTIR, SEM-EDS and MIP analysis.

Funding:

Portuguese national funds totally financed this work through FCT – Foundation for Science and Technology, IP, within the research unit C- MADE, Centre of Materials and Building Technologies (CIVE-Central Covilhã-4082), University of Beira Interior, Portugal.

Local: University of Beira Interior, Centre of Materials and Building Technologies Date: March 2022

Confidentiality: Public

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About castrogomes

Full Professor in Civil Engineering

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