Influence of Annealing Methods on the Magnetic Properties and Flexural Strength of Iron-OER Soft Magnetic Composites

Table 1

Basic performance through different annealing methods.

Annealing method	Two-step annealing (130°C for 1 h + 200°C for 1 h)	One-step annealing (200°C for 2 h)
Density ρ/g/cm^3	5.95	5.63
HV	197.2	174.5
/μΩ·m	668	675