大功率石墨电极
发布时间:2015-03-05 作者：三联石墨
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project
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unit
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Nominal diameter (mm)
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The industry standard
YB/T4090-2000 |
Typical values
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300-400
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450-550
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350-400
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450-550
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The resistivity
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electrode
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Mu omega m.
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6.2 or less
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6.5 or less
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4.6 to 6.0
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4.8 to 6.2
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joint
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5.5 or less
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5.5 or less
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3.5 to 4.5
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3.5 to 4.5
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Flexural strength
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electrode
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Mpa
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10.5 or higher
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10.0 or higher
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11.0 or higher
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11.0 or higher
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joint
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16.0 or higher
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16.0 or higher
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18.0 or higher
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18.0 or higher
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Modulus of elasticity
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electrode
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Gpa
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14.0 or less
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14.0 or less
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13.0 or less
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13.0 or less
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joint
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18.0 or less
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18.0 or less
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17.0 or less
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17.0 or less
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Bulk density
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electrode
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g/cm3
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1.65 or higher
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1.64 or higher
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1.66 to 1.72
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1.65 to 1.72
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joint
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1.72 or higher
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1.70 or higher
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1.75 to 1.82
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1.75 to 1.82
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Ash content
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electrode
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%
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0.3 or less
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0.3 or less
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0.3 or less
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0.3 or less
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joint
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Thermal expansion coefficient
(100-600 ℃) |
electrode
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10-6 / ℃
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1.5 or less
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1.5 or less
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1.20 to 1.40
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1.20 to 1.40
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joint
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1.4 or less
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1.4 or less
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1.10 to 1.30
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1.10 to 1.30
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Nominal diameter
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YB/T4090-2000
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BSTS-UHP
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Allow the current
load |
Current density
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Coarse smelting furnace
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Refining furnace
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Allow electricity
The flow load |
Current density
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Allow the current
load |
Current density
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in
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mm
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A
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A/cm2
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A
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A/cm2
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A
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A/cm2
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14
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350
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20000-30000
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20-30
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22000-31000
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23 to 32
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24000-33000
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25 to 34
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16
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400
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25000-40000
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19 to 30
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28000-41000
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Between 22 and 32
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31000-44000
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24 to 34
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18
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450
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32000-45000
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19 to 27
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33000-46000
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20 to 28
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36000-49000
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22 to 30
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20
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500
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38000-55000
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18 to 27
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38000-56000
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19 and 28
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42000-60000
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21-30
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22
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550
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42000-62000
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Between 17 and 25
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45000-65000
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18 to 26
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50000-70000
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20 to 28
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| 技术支持: