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Test
methods according to GB/T3217-92
Additional
magnetic and physical properties:
*Relative
recovery permeability:μres=1.05~1.3
*Remanence
temperature coefficient:α(Br)=-0.2%℃-1(0~100℃)
*Temperature
coefficient of coercivity of magnetizationα(Hcj)=0.25~0.5%℃-1(0~100℃)
*Curie
point :Tc=450℃
*Density:ρ=4.6~5.1g/cm3
*Resistivity:ρ>105Ω*cm
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