Strength and Microscopic Characteristics of Slag-Based Geopolymer-Solidified Sludge after Dry–Wet Cycling with Chloride Salt Solutions

Table 1

Basic physical properties of sludge.

Natural water content (%)	Relative density	Density (g/cm^3)	Liquid limit (%)	Plastic limit (%)	Liquidity index	Viscous particle content (%)	Powder particle content (%)	Sand content (%)
41.2	2.66	1.65	35.22	19.64	1.47	22.14	47.54	30.32