| HP | UHP |
1.Product presentation Our grate electrode is made for the domestic first petroleum coke and hian quality needle coke. It contains more than 30 kinds of diameter specifications covering from ø200mm to ø800mm.sical and chemical index
| Item | Unit | RP | HP | UHP | |||||||
| Φ300-500 | Φ550-800 | Φ300-500 | Φ550-700 | Φ300-500 | Φ550-600 | Φ700-800 | |||||
| Electric Resistivity | Electrode | μΩM | 7.5-8.6 | 7.5-8.8 | 5.5-6.8 | 5.5-7.0 | 4.6-6.2 | 4.5-6.0 | 4.5-5.8 | ||
| Nipple | 4.5-6.0 | 4.0-5.5 | 3.5-5.0 | 3.4-4.5 | 3.3-4.3 | ||||||
| Bending strength | Electrode | MPa | ≥7.5 | ≥6.5 | ≥10.0 | ≥8.5 | ≥10.5 | ≥10.0 | ≥10.0 | ||
| Nipple | ≥16.0 | ≥18.0 | ≥20.0 | ≥22.0 | ≥23.0 | ||||||
| Elastic modulus | Electrode | Gpa | ≤9.0 | ≤13.0 | ≤14.0 | ≤14.0 | ≤14.0 | ||||
| Nipple | ≤13.0 | ≤15.0 | ≤20.0 | ≤22.0 | ≤22.0 | ||||||
| Bulk density | Electrode | g/cm³ | 1.54-1.62 | 1.62-1.70 | 1.66-1.73 | 1.68-1.74 | |||||
| Nipple | 1.70-1.78 | 1.72-1.80 | 1.75-1.82 | 1.78-1.85 | |||||||
| Ash | Electrode | % | ≤0.3 | ||||||||
| Nipple | |||||||||||
| CTE(100-600ºC) | Electrode | 10-6/ ºC | 2.20-2.60 | 1.80-2.20 | 1.20-1.50 | 1.10-1.50 | |||||
| Nipple | 1.50-1.90 | 1.50-1.80 | 1.10-1.40 | 1.00-1.30 | |||||||
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