Graphite heating elements are widely used in industrial furnace heating systems and have the characteristics of high temperature resistance, even heating, chemical resistance, and long service life. They are the best choice for high-temperature heating above 2300℃ and can be produced in different shapes according to user requirements.
| Fine-Grain Graphite FXG-1 | |||
| Item | Units | Guarantee Values | Typical Values |
| Max.Grain size | mm | 0.8 | 0.8 |
| Bulk Density | g/cm³ | ≥1.70 | 1.73 |
| Specific Resistance | μΩ·m | ≤8.5 | 7.5 |
| Flexural Strength | MPa | ≥10.0 | 11.0 |
| Compressive Strength | MPa | ≥24.0 | 27.0 |
| Thermal Conductivity | W/(m·K) | ≥120 | 150 |
| C.T.E.(100 to 600℃） | 10-6/℃ | ≤2.5 | 2.2 |
| Ash Content | % | ≤0.3 | 0.09 |
| Fine-Grain Graphite FXG-2 | |||
| Item | Units | Guarantee Values | Typical Values |
| Max.Grain size | mm | 0.8 | 0.8 |
| Bulk Density | g/cm³ | ≥1.73 | 1.76 |
| Specific Resistance | μΩ·m | ≤8.0 | 7 |
| Flexural Strength | MPa | ≥12.0 | 12.5 |
| Compressive Strength | MPa | ≥31.0 | 34.0 |
| Thermal Conductivity | W/(m·K) | ≥130 | 160 |
| C.T.E.(100 to 600℃） | 10-6/℃ | ≤2.5 | 2.1 |
| Ash Content | % | ≤0.3 | 0.09 |
| Medium-Grain Graphite FCP | |||||||
| Item | Units | Guarantee Values | Typical Values | Guarantee Values | Typical Values | Guarantee Values | Typical Values |
| Max.Grain size | mm | 2 | 2 | 4 | 4 | 8 | 8 |
| Bulk Density | g/cm³ | ≥1.58 | 1.6 | ≥1.57 | 1.58 | ≥1.56 | 1.58 |
| Specific Resistance | μΩ·m | ≤11.5 | 10.5 | ≤11.5 | 10.5 | ≤12.5 | 11.5 |
| Flexural Strength | MPa | ≥6.0 | 6.5 | ≥6.5 | 7.0 | ≥7.0 | 7.5 |
| Compressive Strength | MPa | ≥18.0 | 18.5 | ≥17.5 | 18.0 | ≥16.0 | 17.0 |
| Elastic Modulus | GPa | ≤9.3 | 7.5 | ≤9.3 | 7.5 | ≤9.3 | 7.0 |
| C.T.E.(100 to 600℃） | 10-6/℃ | ≤2.5 | 2.4 | ≤2.5 | 2.4 | ≤2.5 | 2.4 |
| Ash Content | % | ≤0.3 | 0.09 | ≤0.3 | 0.09 | ≤0.3 | 0.09 |
| Medium-Grain Graphite FCG-1 | |||||||
| Item | Units | Guarantee Values | Typical Values | Guarantee Values | Typical Values | Guarantee Values | Typical Values |
| Max.Grain size | mm | 2 | 2 | 4 | 4 | 8 | 8 |
| Bulk Density | g/cm³ | ≥1.70 | 1.75 | ≥1.69 | 1.73 | ≥1.68 | 1.72 |
| Specific Resistance | μΩ·m | ≤8.5 | 7.5 | ≤8.5 | 7.5 | ≤9.0 | 8.5 |
| Flexural Strength | MPa | ≥9.0 | 9.5 | ≥9.5 | 10.0 | ≥10.0 | 12.5 |
| Compressive Strength | MPa | ≥30.0 | 31.0 | ≥29.0 | 30.0 | ≥30.0 | 31.0 |
| Elastic Modulus | GPa | ≤12.0 | 9.5 | ≤12.0 | 9.5 | ≤12.0 | 9.0 |
| C.T.E.(100 to 600℃） | 10-6/℃ | ≤2.5 | 2.3 | ≤2.5 | 2.3 | ≤2.5 | 2.3 |
| Ash Content | % | ≤0.3 | 0.09 | ≤0.3 | 0.09 | ≤0.3 | 0.09 |
