Analysis on Physical and Mechanical Properties of Red Mud Materials and Stockpile Stability after Dilatation

Table 4

Hydraulic characteristic parameters of red mud.

Type of sample	α^d (kPa^−1)	α^w (kPa^−1)	n^d	n^w	θs^d	θs^w	θr^d	θr^w	ksat^d (cm/s)	ksat^w (cm/s)
Bayer red mud	0.012	0.015	1.70	1.80	0.69	0.45	0.11	0.11	5.0E − 06	4.0E − 06
Sintering red mud	0.012	0.015	2.10	2.20	0.73	0.62	0.26	0.26	1.0E − 05	8.0E − 06