Research and Model Prediction on the Performance of Recycled Brick Powder Foam Concrete

Table 10

Analysis of extreme differences in compressive strength of ordinary foam concrete.

	Bubble volumes	Water cement ratio
K1	2.04	1.56
K2	1.42	1.65
K3	1.39	1.69
K4	1.27	1.27
K5	1.12	1.08
Extreme difference value R	0.92	0.61
Rank	1	2