Mechanism of Permeability Evolution for Reservoir Sandstone with Different Physical Properties

Table 2

Loading conditions and parameters of sandstones with mud.

Loading conditions	Diameter; (mm)	Height; (mm)	Mass; (g)	(km/s)
C3P0	49.72	99.88	421.74	2.381
C3P2	49.72	99.82	421.16	2.222
C6P2	49.72	100.02	420.99	2.326
C6P3	49.72	100.06	422.64	2.367
C6P4	49.72	99.56	424.49	2.287
C9P2	49.72	99.86	420.75	2.380
C9P6	49.72	100.00	419.84	2.343
C15P2	49.72	99.90	418.98	2.284
C15P3	49.72	99.86	419.68	2.320
C15P4	49.72	100.10	420.79	2.326