powerful electrode
Product Introduction:
powerful electrode is provided by Qingdao Duratight Sealing Product Co., Ltd.,a major Others supplier in Furniture & Furnishing wholesale industry in China.You can check out the specification of powerful electrode below or get any optional result clicking into the following keywords and you can check the authentications and testimonials of powerful electrode .
Description:
Product description
Duratight high power graphite electrode is manufactured strictly as request of the industrial standard YB/T4089-2000, and many of its physical and chemical index are better than the regular value of the standard YB/T4089-2000.
Technical index of high power graphite electrode
Item
Unit
Nominal Diameter (mm)
Industry Standard YB/T4089-2000
Typical Values
200~400
450~550
300~400
450~550
Electric Resistivity
Electrode
μ Ωm
≤ 7
≤ 7.5
5.0~6.6
5.4~6.8
Nipple
≤ 6.5
≤ 6.5
4.0~5.0
4.0~5.0
Bending
Strength
Electrode
M pa
≥ 10.5
≥ 9.8
≥11.0
≥11.0
Nipple
≥ 14.0
≥ 14.0
≥16.0
≥16.0
Elastic
Modulus
Electrode
G pa
≤ 12.0
≤ 12.0
≤11.0
≤11.0
Nipple
≤ 16.0
≤ 16.0
≤15.0
≤15.0
Bulk
Density
Electrode
g/cm3
≥ 1.60
≥ 1.60
1.63~1.70
1.63~1.70
Nipple
≥ 1.70
≥ 1.70
1.73~1.80
1.73~1.80
Ash
Electrode
％
≤0.3
≤ 0.3
≤0.3
≤0.3
Nipple
CTE
(100~600)
Electrode
10-6/
≤2.4
≤2.4
1.8~2.2
1.8~2.2
Nipple
≤ 2.2
≤2.2
1.5~1.8
1.5~1.8
Recommended Current Carrying Capacity
Nominal Diameter
Industry Standard YB/T4089-2000
Typical Values
Current Carrying Capacity
Current Density
Electrical Arc Furnace
Ladle Refining Furnace
Current Carrying Capacity
Current Density
Current carrying capacity
Current Density
Inch
MM
A
A/CM2
A
A/CM2
A
A/CM2
12
300
13000~17400
17~24
13000~17500
18~25
15000~21000
21~29
14
350
17400~24000
17~24
17500~24500
18~25
20000~28000
21~29
16
400
21000~31000
16~24
21500~32000
17~25
24000~35000
19~28
18
450
25000~40000
15~24
26000~40500
16~25
29000~45000
18~28
20
500
30000~48000
15~24
32000~50000
16~25
34000~54000
17~27
22
550
35000~55000
14~22
37000~57000
15~23
40000~62000
16~25
