Table 1

Various fabrication techniques of Mn-Al-based permanent magnets and their main magnetic characteristics.

Fabrication technique Hc (kOe) Mr (A · m2/kg) MS (A · m2/kg) Ref.
Induction melting 0.3 17.5 100.0 This work
0.2 23.0 120.0 [8]
Arc melting This work
0.1 5.0 n.i. [38]
Suction cast 0.4 18 90 This work
Hot compacted 2.2 20 50 This work
3.3 28 50 [19]
Hot deformed This work
2.2 50 82 [19]
Hot extruded 1.2 32 97 This work
3.2 85.7 111.2 [37]
Spark plasma sintered This work
2.4 12.0 28 [44]
FDM printed This work
1.53 35.8 80.0 [16]
EBM printed 0.6-1.2 3.1-26.3 10.7-111.3 This work and [15]
High pressure torsion 2.5-5.8 5.0-45.0 10.0-90.0 This work
5.9 15.0 40.0 [30]

The abbreviation “n.i.” means that this information was not provided by the authors.

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