Chinese Scale Graphite
Description
Technical Parameters
Product Overview
Chinese Scale Graphite is a natural graphite material featuring a layered flake crystal structure, excellent thermal and electrical conductivity, natural lubricity, and high-temperature stability.
Key Features
Natural layered flake structure provides excellent lubricity, flexibility, and flake integrity.
Available carbon content grades range from 80% to 99.9%, with different particle size specifications according to application requirements.
Stable carbon crystal structure provides excellent thermal resistance, chemical stability, and corrosion resistance.
High thermal and electrical conductivity supports efficient heat transfer and electrical conduction.
Layered crystal structure enables easy interlayer sliding, providing low friction characteristics for solid lubricant applications.
Basic Physical and Chemical Properties Table
| Property | Specific Parameter | Advantages |
|---|---|---|
| Crystal Structure | Hexagonal layered structure, fish-scale shape, thin flakes with good toughness | Features excellent lubricity, thermal conductivity and plasticity; easy to be processed into various forms |
| High Temperature Resistance | Melting point: 3850±50℃, Boiling point: 4250℃Starts to oxidize at 600℃ in air | Ideal for high-temperature working conditions such as metallurgy and foundry in Russia |
| Electrical Conductivity | Resistivity: approx. 10⁻⁶ Ω·mConductivity: ≥10⁴ S/cm | Suitable for manufacturing carbon brushes, conductive coatings and electrode materials |
| Thermal Conductivity | Thermal conductivity: 120–190 W/(m·K)Low coefficient of thermal expansion (CTE): approx. 1×10⁻⁶/℃ | Outstanding thermal shock resistance, stable under sharp temperature changes; applied for lining of high-temperature equipment |
| Lubricating Performance | Mohs Hardness: 1–2Coefficient of friction: 0.1–0.2 | Superior self-lubricating property; works steadily under high temperature and high pressure without extra lubricant |
| Chemical Stability | Resistant to strong acid and strong alkali (except oxidizing acid); chemically inert with most substances at room temperature | Used for lining of anti-corrosion equipment and catalyst carriers in chemical industry |
| Density | 1.7–1.8 g/cm³ | Lightweight, easy for transportation and processing, reduces logistics costs |
Product Classification and Core Indicators Table
| Grade | Fixed Carbon Content | Typical Applications | Preference of Russian Buyers |
|---|---|---|---|
| High Purity Graphite | ≥99.9% | Electronic industry, anode material for new energy batteries | Purchased in small quantities by high-end customers |
| High Carbon Graphite | 94%–99% | Carbon raiser for metallurgy, magnesia-carbon brick, foundry coating | Main purchasing grade (95% fixed carbon owns the best cost performance) |
| Medium Carbon Graphite | 80%–94% | General industrial lubricants, fillers | Applied for partial low-end production |
| Low Carbon Graphite | 50%–80% | Primary refractory materials, auxiliary materials for foundry | Rarely purchased |
Grain size specification, particle size and application scenarios table
| Mesh Size | Particle Size Range | Main Applications | Procurement Ratio of Russian Buyers |
|---|---|---|---|
| 30 Mesh | 0.6–1.0 mm | Carbon raiser for metallurgy, refractory aggregate | 35% |
| 50 Mesh | 0.3–0.6 mm | Magnesia-carbon brick production, foundry coating | 40% (Most popular) |
| 100 Mesh | 0.15–0.3 mm | Grease additives, sealing materials | 15% |
| 200 Mesh / 325 Mesh | ≤0.15 mm | Conductive coatings, plastic fillers, precision casting | 10% |
| Micron Grade | 5–40 μm | High-grade lubricants, electronic materials | Small quantity |
Main Applications
Refractory Materials
Used in refractory products requiring high-temperature resistance, thermal stability, and oxidation resistance.
Metallurgical Industry
Used in high-temperature metallurgical processes, casting materials, and graphite-based industrial products.
Casting Industry
Used in casting processes requiring graphite lubrication, heat resistance, and stable material performance.
Lubricant Manufacturing
Used in industrial lubricant formulations utilizing graphite's natural lubricating properties.
Advanced Material Production
Used as a raw material for producing industrial graphite products and functional materials.
Production Process
Jincheng Graphite applies a controlled production process covering mining, purification, drying, classification, and packaging to ensure consistent material quality.
Step 1: Mining
Natural flake graphite ore is extracted through open-pit or underground mining methods.
Step 2: Flotation
Physical flotation is applied for initial purification, achieving fixed carbon content of 85–90%.
Step 3: Chemical Purification
Alkali-acid or hydrofluoric acid purification processes are applied under controlled production conditions to increase carbon content to above 95%.
Step 4: Drying
The purified graphite is dried under controlled conditions with moisture content maintained at ≤0.5%.
Step 5: Classification
Graphite materials are screened and classified according to particle size specifications.
Step 6: Packaging
Finished graphite products are packed with moisture-resistant packaging.
Available packaging options:
· 25 kg/bag
· 1000 kg/ton bag
Quality Control
Jincheng Graphite conducts inspections on carbon content, impurities, particle size, moisture, and appearance to maintain consistent material quality.
Carbon Content Inspection
High-temperature combustion method is used to test carbon content, ensuring ≥95.0%.
Impurity Control
Sulfur, iron, and ash content are inspected to maintain material purity.
Particle Size Analysis
Laser particle size analysis is used to evaluate particle size distribution and maintain consistency.
Moisture Control
Moisture content is tested through the drying loss method and controlled at ≤0.5%.
Appearance Inspection
Flake integrity, color uniformity, and visible impurities are inspected before shipment.
FAQ
Hot Tags: chinese scale graphite, China chinese scale graphite manufacturers, suppliers, factory, Chinese Scale Graphite, graphite mold, Graphite Welding Mold
Previous
No InformationSend Inquiry
You Might Also Like