Dynamic Splitting Experimental Study on Sandstone at Actual High Temperatures under Different Loading Rates

Table 1

Fitting parameters for strain rate and striker velocity.

Temperature (°C)	f		h	Correlation coefficient (R^2)
25	13.092 0	−62.927 0	294.270	0.999 2
200	8.984 4	−6.310 3	88.581	0.997 5
400	−4.943 6	106.780 0	−31.475	0.995 0
600	7.862 4	−32.059 0	294.230	0.966 9
800	1.042 2	18.123 0	288.660	0.965 2