項目
Item
|
參數(shù)
Parameters
|
參考值
Reference Value
|
輔助磁性能
Additional magnetic properties
|
剩磁溫度系數(shù)
Temp.Coefft.of Br [(dBr/Br)]/(%/K)
|
-0.08~-0.12
|
|
內(nèi)稟矯頑力溫度系數(shù)
Temp.Coefft.of Hcj [(dHcj/Hcj)]/(%/K)
|
-0.42~-0.70
|
|
居里溫度
Curie Temperature (Tc)/℃
|
310-380
|
|
回復(fù)磁導(dǎo)率
Recoil Permeability (μrec)(-)
|
1.05
|
|
密度
Density (g/cm3)
|
7.45-7.7
|
|
機械物理特性
Mechanical and Physical Properties
|
維式硬度
Vickers Hardness/(Hv)
|
650
|
|
電阻率
Electrical Resistivity/(μΩ·m)
|
1.4
|
|
抗壓強度
Compressive Strength/MPa
|
1050
|
|
抗拉強度
Tensile Strength/MPa
|
80
|
|
抗彎強度
Bending Strength/MPa
|
290
|
|
熱傳導(dǎo)率
Thermal Conductivity/[W/(m·K)]
|
6-8
|
|
楊氏模量
Young's Modulus/GPa
|
160
|
|
熱膨脹系數(shù)(垂直于取向方向)
Coefficient of Thermal Expansion (C⊥) / (10-6/K)
|
-1.5
|
|
熱膨脹系數(shù)(平行于取向方向)
Coefficient of Thermal Expansion (C∥) / (10-6/K)
|
6.5
|
