Wear Law and Parameter Optimization Study on the Split Cone of a Vertical Shaft Impact Crusher

Table 6

Anova table of regression models.

	The source of the variance	The sum of squares	Freedom	Average variance	F value	The critical value
Total wear value	Regression	0.100	4	0.025	89.082
	Residuals	0.003	11
	Total	0.103	15
Wear uniformity	Regression	0.232	4	0.058	16.576
	Residuals	0.038	11	0.003
	Total	0.270	15
Average velocity	Regression	5148.734	3	1716.245	52.607
	Residuals	391.485	12	32.624
	Total	5540.218	15