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石墨電極
 


1. The Specifications for the Electrodes:

 

1) Regular Power (RP) Grade Graphite Electrodes

Typical Physical Properties

BULK DENSITY gm/cc

1.60

SPECIFIC RESISTANCE ohm^-6*m

8.0

FLEXURAL STRENGTH MPa

10

YOUNG’S MODULUS GPa

9.3

ASH CONTENT %

0.3

CTE x 10-6/Deg.C

2.7

 

2) High Power (HP) Grade Graphite Electrodes

TYPICAL PHYSICAL PROPERTIES

BULK DENSITY gm/cc

1.65

SPECIFIC RESISTANCE ohm^-6*m

6.5

FLEXURAL STRENGTH MPa

12

YOUNG’S MODULUS GPa

12

ASH CONTENT %

0.2

CTE x10-6/Deg.C

2.0

 

3) Ultra High Power (UHP) Grade Graphite Electrodes

TYPICAL PHYSICAL PROPERTIES

BULK DENSITY gm/cc

1.70

SPECIFIC RESISTANCE ohm^-6*m

5.8

FLEXURAL STRENGTH MPa

14

YOUNG’S MODULUS GPa

14

ASH CONTENT %

0.2

CTE x 10-6/Deg.C

1.5

 

2. Standard Size of Electrodes

 

Diameter (mm)

Nominal Length (mm)

75 

1000,1200 

100 

1000,1200,1500 

130 

1000,1200,1500

150 

1200,1500,1800 

175 

1200,1500,1800 

200 

1200,1500,1800 

225 

1500,1800 

250 

1500,1800 

300 

1500,1800,2100 

350 

1500,1800,2100 

400 

1500,1800,2100,2400,2700 

450 

1800, 2100, 2400, 2700

500 

1800, 2100, 2400, 2700

550 

1800, 2100, 2400, 2700

600 

1800, 2100, 2400, 2700

650 

2400, 2700

700 

2400, 2700

 

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