A New Experimental Approach for Hydraulic Fracturing Fluid Damage of Ultradeep Tight Gas Formation

Table 6

HCF and CSM Damage Test Results of the Optimized HFF.

Core no.
	10^−6 μm^2	10^−6μm^2	(%)	10^−6 μm^2	10^−6 μm^2	(%)
17	20.658	10.288	50.2	14.325	10.643	25.7
18	35.214	19.262	45.3	29.875	19.867	33.5