Description
Typical Properties of UHP Graphite electrode
Applicable Furnace Property | AC Furnace | DC Furnace | |||
300-400mmm 12”~16” | 450-500mm 18”~20” | 550~600mm 22”~24” | 600~700mm 24”~28” | ||
Bulk Density | g/cm³ | 1.65-1.76 | 1.64-1.75 | 1.64-1.75 | 1.64-1.75 |
Specific Resistance | μΩm | 4.2-6.0 | 4.2-6.0 | 4.2-6.0 | 4.2-5.5 |
Elastic Modulus | Gpa | 7-14 | 7-14 | 7-14 | 7-14 |
Kgf/mm² | 700-1400 | 700-1400 | 700-1400 | 700-1400 | |
Flexural Strength | Mpa | 10.5-15 | 10-15 | 10-15 | 10-15 |
Kgf/mm² | 105-150 | 100-150 | 100-150 | 100-150 | |
N/cm² | 1050-1500 | 1000-1500 | 1000-1500 | 1000-1500 | |
(R.T.~600℃) Coefficient of Expansion(R.T.~600℃) | *10^-6/℃ | 1.0-1.5 | 1.0-1.5 | 1.0-1.5 | 1.0-1.4 |
Real Density | g/cm³ | 2.20-2.23 | 2.20-2.23 | 2.20-2.23 | 2.20-2.23 |
Porosity | % | 20-26 | 20-27 | 20-27 | 20-27 |
Ash Content | % | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 |
Current- | |||||
Specifications | Current（A） | Current | |||
（inch） | （mm） | AC | DC | AC | DC |
12 | 300 | 18,000-32,000 | 24-43 | ||
14 | 350 | 22,000-39,000 | 22-39 | ||
16 | 400 | 28,000-47,000 | 21-36 | ||
18 | 450 | 34,000-55,000 | 21-33 | ||
20 | 500 | 41,000-63,000 | 20-31 | ||
22 | 550 | 48,000-70,000 | 65,000-78,000 | 19-28 | 26-32 |
24 | 600 | 55,000-80,000 | 75,000-90,000 | 19-27 | 26-31 |
26 | 650 | 69,000-89,000 | 87,000-104,000 | 20-26 | 25-30 |
28 | 700 | 80,000-100,000 | 100,000-120,000 | 20-25 | 25-30 |
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