Bitumen Coating as a Tool for Improving the Porosity and Chemical Stability of Simulated Cement-Waste Forms

Table 5

The compressive strength values of coated and non-coated cemented blocks at different periods of immersion in various media.

Immersion time, (days)	Compressive strength (MPa)
	Tapwater		Groundwater		Seawater
	Non-coated	Coated	Non-coated	Coated	Non-coated	Coated
0	44.79	21.4	44.79	21.4	44.79	21.4
30	31	18.7	29.0	23.3	27.4	18.6
60	32.5	27.7	30.8	25.1	30.87	23.05
90	35.4	28.8	32.8	26.2	33.1	24.8