Graphite Electrode (UHP)

UHP(mm)

φ200-φ500

φ550-φ800

Resistivity

Electrode

μΩm

4.8-5.8

4.6-5.8

Nipple

3.5-4.0

3.5-4.0

Modulus of Rupture

Electrode

Mpa

10.0-14.0

10.0-14.0

Nipple

20.0-24.0

22.0-26.0

Young's Modulus

Electrode

Gpa

9.0-13.0

10.0-14.0

Nipple

15.0-18.0

16.0-19.0

Bulk Density

Electrode

g/cm3

1.68-1.74

1.68-1.74

Nipple

1.78-1.82

1.78-1.84

CTE (100-600ºC)

Electrode

10-6/ºC

1.1-1.4

1.1-1.4

Nipple

0.9-1.2

0.9-1.2

Ash

%

0.3

0.3

Inch

mm

Min(mm)

Max(mm)

3

75

73

78

1000

4

100

98

103

1200

6

150

149

154

1500-1800

8

200

200

205

1500-1800

9

225

225

230

1500-2100

10

250

251

256

1500-2100

12

300

302

307

1500-2100

14

350

352

357

1500-2400

16

400

403

409

1500-2400

18

450

454

460

1500-2400

20

500

505

511

1800-2700

22

550

556

562

1800-2700

24

600

607

613

2100-2700

26

650

657

663

2100-2700

28

700

708

714

2100-2700

30

750

759

765

2400-2700

32

800

810

816

2400-2700