Sealing Performance of New Solidified Materials: Mechanical Properties and Stress Sensitivity Characterization of Pores

Table 2

Test results and parameters of three samples under different confining pressures.

Sample properties	Sample no.	Confining pressure /MPa	Peak intensity /MPa	Peak strain /mm•mm^−1	Elastic modulus /GPa
Concrete material	HN1	3.0	59.13	0.02208	3.892
	HN2	5.0	74.41	0.02457	4.944
	HN3	7.0	90.34	0.02861	5.233
Solidified sealing material	GH1	3.0	31.09	0.02239	2.211
	GH2	5.0	45.61	0.02781	3.852
	GH3	7.0	54.78	0.03028	4.248
Coal sample	MY1	3.0	15.72	0.03096	0.545
	MY2	5.0	25.66	0.03541	1.330
	MY3	7.0	31.84	0.04157	2.083