Experimental Research and Sensitivity Analysis of Mudstone Similar Materials Based on Orthogonal Design

Table 6

Basic parameters of raw materials.

Raw materials		Color	Main ingredient content	Size (mm)	Bulk density (g·cm^−3)
Aggregate	River sand	Gray-black	SiO2 > 90%	<1.0	1.65
	Barite content	Gray-white	BaSO4 > 90%	0.1∼0.5	1.48
Binder	Cement	Gray	CaSiO3 > 75%	0.1∼0.5	1.45
	Gypsum	White	CaSO4 > 95%	0.1∼0.5	1.36