500mm graphite electrode

Description

General power

High power

Ultra-high power

Φ200~ Φ300

Φ350 ~ Φ600

Φ200 ~ Φ400

Φ450 ~ Φ600

Φ250 ~  Φ400

Φ450 ~  Φ600

resistivity

(μΩm)

electrode

8.5

6.5

5.5

joint

6.5

5.5

4.5

volume density

(g/cm3)

electrode

1.53

1.52

1.62

1.60

1.67

1.66

joint

1.69

1.73

1.75

breaking strength

(Mpa)

electrode

8.5

7.0

10.5

9.8

11.0

joint

15.0

16.0

20.0

modulus of elasticity

(Gpa)

electrode

9.3

12.0

14.0

joint

14.0

16.0

18.0

ash content

 (max)

electrode

0.5

0.3

0.3

joint

0.5

0.3

0.3

heat expansion coefficient

10-61/oc

electrode

2.9

2.4

1.5

joint

2.8

2.2

1.4

Name of main equipments

QTY

Description

1

pot calciner

1 set

Five groups of twenty cans

2

Electrode forming system

1 set

1 set 1000 tons of oil hydraulic press, 1 set 3500 tons of lie squeezed vacuum oil hydraulic  press, 3 sets of German 5000L Mixed kneading pot.

3

baking furnace

2sets

18 rooms  Ring-type baking furnace with cover /2 desks

4

rebaking furnace

1set

14 rooms  Ring-type secondary rebaking furnace

5

high-pressure impregnation  device

1set

resemble "Rikong" horizontal continuous high-pressure impregnation  device(16kg/cm2)

6

Graphitization unit

2sets

12500KVA,9322KVA internal concatenated graphitizing furnace of a set of each

7

Electrode processing line

3sets

Electrode body processing line/2sets,Joint automatic processing line/1set

8

test device for electrode body

1set

  Automatic measuring length ,diameter, weight, resistivity,  volume density.