Table 2:
The phase composition of Fe-Al-Mn grinding ball
Fe-Al-Mn Grinding Ball
Austenite
Ferrite
Kappa
Mn (wt%)
Al (wt%)
Mn (wt%)
Al (wt%)
Mn (wt%)
Al(wt%)
Raw Material
16.1
1.2
10.5
4.2
14.2
5.49
Hardened
18.1
1.34
9.75
4.07
12.95
5.39