Experimental Investigation on Stirring Rate Affecting Bubble Structure of Resin Anchor Agent and Anchoring Strength

Table 4

Pull-out experiment data.

Group number	Number	Agitation rate (r/min)	Maximum anchoring strength (kN)	Average anchoring strength (kN)
1	1-1	400	74.76	76.37
	1-2		75.61
	1-3		78.74
2	2-1	600	78.33	79.41
	2-2		77.84
	2-3		82.06
3	3-1	800	83.36	83.36
	3-2		73.98×
	3-3		85.21×