Table 6: Mixing ratios of the materials and average compressive strength values of briquettes.

Sample code Mixing ratiosCompressive strength values (N/mm2)
850°C900°C950°C

b 30.838.641.4
c 30.838.740.7
d 26.732.734.4
e 35.044.847.5
g 14.929.236.8
h 22.527.931.2
i 11.826.531.0
j 33.442.843.9
l 15.531.738.2
m 17.225.027.1