Improvement of the Early-Age Compressive Strength, Water Permeability, and Sulfuric Acid Resistance of Scoria-Based Mortars/Concrete Using Limestone Filler

Figure 12

SEM and EDX of (a) VS0LF5-based mortar and (b) VS30LF15-based mortar after 14 days of exposure to 5% H₂SO₄.

(a) SEM and EDX of VS0LF5-based mortar after 14 days of exposure to 5% H₂SO₄

(b) SEM and EDX of VS30LF15-based mortar after 14 days of exposure to 5% H₂SO₄