Study on the Mix of Slurry Membrane for Soil Conditioning of EPB Shield and Its Application Effect in Water-Rich Gravel Strata

Table 1

Viscosity and specific gravity of bentonite slurry.

Serial number	Mass ratio	Viscosity (s)	Specific gravity (g·cm³)
1	1 : 6	0	1.1
2	1 : 8	300	1.07
3	1 : 10	170	1.06
4	1 : 12	60	1.04
5	1 : 14	23	1.03