Lab Study on the Effect of Cation Exchange Capacity on Slurry Performance in Slurry Shields

Table 3

Rheological parameters of slurry fluid with different cation exchange capacities.

CEC	Flow behavior index	Consistency coefficient (Pa·s^n)	Apparent viscosity (mPa·s)	Plastic viscosity (mPa·s)	Initial shear force (Pa)	Final shear force (Pa)
2.92	0.64	0.31	25.33	18.14	0.81	1.32
3.25	0.64	0.28	22.63	16.17	0.72	0.84
3.42	0.64	0.29	23.33	16.69	0.58	0.49
3.58	0.68	0.21	23.12	17.35	0.76	0.63
4.25	0.68	0.23	24.08	18.02	0.85	0.94
4.75	0.70	0.19	24.66	18.99	0.99	0.89
4.92	0.65	0.26	22.62	16.31	1.12	1.26
6.00	0.65	0.25	21.53	15.54	1.35	1.26
6.83	0.53	0.50	19.50	12.05	1.23	0.82
7.67	0.52	0.51	18.61	11.30	0.54	0.18