HP Graphite Electrode
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China [CN] |
Subject
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Nominal Diameter (mm)
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||||
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200~400
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450~500
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550~700
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Specific Resistance/µΩ·m
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≦
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Electrode
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7.0
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7.5
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7.5
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Nipple
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6.3
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6.3
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6.3
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Flexural Strength/MPa
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≧
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Electrode
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10.5
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10.0
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8.5
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Nipple
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17.0
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17.0
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17.0
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Elastic Modulus/GPa
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≦
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Electrode
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14.0
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14.0
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14.0
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Nipple
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16.0
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16.0
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16.0
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Ash content/%
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≦
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Electrode
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0.5
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0.5
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0.5
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Nipple
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0.5
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0.5
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0.5
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Bulk Density/(g/cm3)
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≧
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Electrode
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1.6
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1.6
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1.6
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Nipple
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1.72
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1.72
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1.72
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C.T.E. (10-6/℃) (room tempreture~600℃ )
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≦
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Electrode
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2.4
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2.4
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2.4
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Nipple
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2.2
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2.2
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2.2
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Nominal Diameter
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HP Graphite Electrode
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mm
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inch
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Current-Carrying Capacity(A)
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Current Density(A/cm2)
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300
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12
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13000-17400
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17-24
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350
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14
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17400-24000
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17-24
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400
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16
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21000-31000
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16-24
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450
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18
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25000-40000
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15-24
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500
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20
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30000-48000
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15-24
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550
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22
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37000-57000
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15-23
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600
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24
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44000-67000
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15-23
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650
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26
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50000-68000
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15-23
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700
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28
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54000-73000
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15-23
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Nominal Diameter(mm)
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Actual Diameter(mm)
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Length(mm)
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Allowable Variation(mm)
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mm
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inch
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Max
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Min
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Low Spot
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Length
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Short Length
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300
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12
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307
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302
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299
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1600/1800/2000
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±100
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-275
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350
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14
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357
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352
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349
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1600/1800/2000
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400
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16
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409
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403
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400
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1600/1800/2000/2200
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450
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18
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460
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454
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451
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1600/1800/2000/2200
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500
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20
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511
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505
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502
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1600/1800/2000/2200
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550
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22
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562
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556
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553
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1800/2000/2200/2400
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600
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24
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613
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607
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604
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2000/2200/2400/2700
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650
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26
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663
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659
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656
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2000/2200/2400/2700
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700
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28
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714
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710
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707
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2000/2200/2400/2700
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Nominal Diameter (mm)
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Torque (N-m)
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300
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500-650
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350
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700-950
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400
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850-1150
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450
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1050-1400
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500
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1300-1700
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550
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1850-2400
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600
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2500-3800
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650
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3900-4300
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700
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4400-5200
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