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Impregnated electrode physical and chemical indicators

Industry news / 2021-05-16 12:37


Impregnated electrode physical and chemical indicators


项目
ltem
单位
Unit
公称直径Norminal Diameter (mn)
200~$400 450~$600
优级   Top class 优级   Top class
电阻率不大于
Resistivity(max)
电极
Electrode
u Qm 7 7.5
接头
Nipple
6 6
抗折强度―不小于
Flexible strength(min)
电极
Electrode
Mpa 9 8
接头
Nipple
13 13
弹性模量不大于
odulus elasticity(max)
电极
Electrode
Gpa 12 12
接头
Nipple
14 14
体积密度―不小于
Bulk density (min)
电极
Electrode
g/cm' 1.65 1.65
接头
Nipple
1.72 1.72
灰分不大于  Ash content(max) % 0.3 0.3
热膨胀系数不大于
(100~600oC)
电极
Electrode
x10/c 2.7 2.7
接头
Nipple
2.5 2.5
注:灰分、热膨系数为参考指标。Note:sah content and coefficient of thermal expansion are reference index