Small Sizes Blank of Graphite Block and Rod Chinese Direct Factory
2. Good electrical conductivity, which can be widely used in electronic industry, such as graphite electrode and brush.
3. It can be used as wear-resistant material or lubricant, and graphite can be used as wear-resistant lubricating material to achieve lubricating effect.
4. It can be used as anti-corrosion material: widely used in petroleum, chemical industry, hydrometallurgical and other sectors.
5. Insulation of protective materials and high temperature resistance.
6. The graphite rod is most commonly used for heating elements of high-temperature vacuum furnace resistance, induction bearers, structural elements and charging rods.Metal electrolytic anode.
temperature electric arc, the loss of weight is small, and the coefficient of thermal expansion is also small. The graphite strength increases with increasing temperature, and at 2000°C, the graphite strength is doubled.
2) Conductivity and thermal conductivity: The electrical conductivity of graphite is 100 times higher than that of non-metallic minerals. Thermal
conductivity exceeds metal materials such as steel, iron, and lead. Thermal conductivity decreases with increasing temperature, and even at
extremely high temperatures, graphite becomes a thermal insulator.
3) Lubricity: The smaller the friction coefficient, the better the lubrication performance.
4) Chemical stability: Graphite has good chemical stability at room temperature and is resistant to acid, alkali and organic solvents.
5) Thermal shock resistance: When graphite is used at room temperature, it can withstand dramatic changes in temperature without damage.
When the temperature changes abruptly, the volume of graphite does not change much and cracks do not occur.
- Technical Index
| Type | MSL80 | MSS80 | MSL85 | MSS85 |
| Grain Size (μm) | 25 | 25 | 25 | 25 |
| Bulk Density (≥g/cm3) | 1.8 | 1.8 | 1.85 | 1.85 |
| Compressive Strength (≥MPa) | 60 | 60 | 70 | 70 |
| Flexural Strength(≥MPa) | 30 | 30 | 35 | 35 |
| Porosity(≤%) | 21 | 21 | 18 | 18 |
| Specific Resistance(≤μΩm) | 12 | 12 | 12 | 12 |
| Ash Content(≤%) | 0.08 | 0.08 | 0.08 | 0.08 |
| Shore Hardness | 48 | 48 | 50 | 50 |
- The ash content can be purified to 30ppm according to the requirement.
- The above index data is the standard value, not the guaranteed value.


Small Sizes Blank of Graphite Block and Rod Chinese direct factory





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