Research on Wheat Straw Application in the Preparation of Superplasticizer

Table 1

Orthogonal experimental design for nine trials with three levels of concentrations for each reactant components’ variable and corresponding cement fluidity.

Run	TPEG-2400	TPEG-1000	MAS	WS	Cement fluidity (cm)
1	1	1	1	1	27.5
2	1	2	2	2	28.75
3	1	3	3	3	29.75
4	2	1	2	3	31
5	2	2	3	1	28.25
6	2	3	1	2	31.5
7	3	1	3	2	32.25
8	3	2	1	3	30.75
9	3	3	2	1	32
MV 1	28.67	30.25	29.92	29.29	—
MV 2	30.25	29.25	30.92	30.83	—
MV 3	31.67	31.08	30.08	30.5	—
EV	3	1.83	1	1.58	—