High hardness: Diamond is the hardest crystal of all known substances, with a Mohs hardness scale of 10, which can leave scratches on almost all materials. Diamond powder, as a fine particle of diamond, also has extremely high hardness and can be ground and cut on various materials.
High wear resistance: It can keep its shape and size stable under high-speed operation and is not easy to wear. This property allows diamond powder to be used as a wear-resistant coating material in the manufacturing industry to improve the service life of tools and machinery.
High thermal conductivity: Diamond has excellent thermal conductivity and can quickly dissipate heat, making tools and machinery maintain good stability under high-temperature conditions. In the manufacturing industry, diamond powder can be used as a thermal conductivity coating material to improve the thermal conductivity efficiency and thermal stability of equipment.
High chemical stability: Diamond has a high degree of chemical stability and can maintain its structure and properties in various chemical environments. Diamond powder, as a fine particle of diamond, also has high chemical stability and can be used in various chemical and electrochemical reactions.
Good optical properties: Diamond has excellent optical properties and can absorb and pass through various wavelengths of light. In the manufacturing industry, diamond powder can be used as an optical coating material to improve the transmittance and reflectivity of optical components.
Superhard material products: Diamond powder is one of the main raw materials for manufacturing superhard material products, such as diamond tools, abrasives, and cutting tools. These products have the characteristics of high hardness and high wear resistance and can be used in the processing and manufacturing of various hard materials.
Precision grinding and polishing: Diamond powder can be used as an abrasive and polishing agent for grinding and polishing various materials, such as optical glass, semiconductor chips, gems, and so on. The hardness and high wear resistance of diamond powder can make the efficiency and accuracy of grinding and polishing higher, and the surface of the resulting product is smoother and more uniform.
High-temperature thermal conductivity material: Diamond has excellent thermal conductivity and can be used as a high-temperature thermal conductivity material, such as in manufacturing diamond radiators. Diamond powder can be used as a thermal conductivity coating material, improve the thermal conductivity efficiency and thermal stability of the equipment and extend the service life of the equipment.
Optical components: Diamond has excellent optical properties and can absorb and pass through various wavelengths of light. Therefore, diamond powder can be used as an optical coating material to improve the transmittance and reflectivity of optical components, such as manufacturing optical Windows, prisms, etc.
Biomedical materials: Diamond has the characteristics of high biocompatibility, non-toxic, and harmless, and can be used as biomedical materials, such as manufacturing artificial joints, drug carriers, etc.
Decoration and beauty: Diamond powder has the characteristics of high brightness and high texture and can be used as decoration and beauty materials, such as added to cosmetics to improve the brightness and texture of cosmetics, as a decorative material in the clothing industry.
Nanomaterials: Diamond powder can also be used as nanomaterials, such as manufacturing nanocomposites, nanosensors, etc. Nanoscale diamond powder has higher physical and chemical properties and a wider range of applications.
Mechanical crushing method: The mechanical crushing method uses mechanical external force to break natural or artificial diamonds into fine particles. The advantages of this method are convenient operation, low production cost, and the ability to produce large particles of diamond powder. However, the mechanical crushing method's production efficiency is low, the powder's fineness is not easy to control, and there are problems such as environmental pollution and safety risks.
Explosion method: The explosion method uses the instantaneous high temperature, high pressure, and shock wave generated when the explosive explodes, and the diamond or artificial diamond explodes into fine particles. The advantages of this method are high production efficiency, controllable powder fineness, and low production cost. However, the safety risk of the explosion method is larger, there are certain special requirements for equipment and sites, and the quality and stability of powder also need to be further improved.
Synthesis method: The synthesis method uses high temperature and high-pressure conditions of hydrogen methane and other gases with iron or cobalt alloy chemical reaction, diamond crystals. The advantage of this method is that diamond powder with high purity can be produced. However, the equipment and process technology of the synthesis method is high, and the quality and stability of the powder need to be further improved.
The vapor deposition method uses chemical or physical reactions to deposit carbon atoms or other carbon source gases to form diamond films on the matrix. The advantages of this method are that high-purity and high-quality diamond powder can be produced, the production efficiency is high, and the production cost is low. However, the equipment and process technology of the vapor deposition method is relatively high, requiring high-purity gas raw materials, and the adhesion and stability of the powder need to be further improved.
Is Diamond used in medicine? Diamond has been considered for use in several medical applications due to its unique mechanical, chemical, optical, and biological properties. These developments suggest that diamond-containing structures will significantly improve the diagnosis and treatment of medical conditions over the coming years.
How are diamonds used in nanotechnology? The industrial production of nano-scaled diamonds occurs at high temperatures and under high pressure. Applications of diamond nanoparticles include their use as filling components in synthetic materials and the production of polishes. Oil for bicycle chains supposedly reduces friction.
Nanodiamond is widely used in various industries such as spaceflight, airplane manufacture, information industry, precision machinery, optical instrument, automobile manufacture, chemical plastics and lubricant, etc.
1. Polishing
Nanodiamonds allow for highly precise polishing of even the most rugged surfaces, making them a highly preferred coating.
2. Protective coatings
Adding diamond nanopowder to a protective coating can improve its resistance to damage immensely at a relatively low cost.
3. Reinforcement
Diamond nanopowder improves durability and resilience when used in resins, ceramics, rubbers, and countless other compounds.
4. Quantum engineering
New research indicates exciting possibilities for nanodiamonds in quantum computing and other quantum engineering projects.
5. High precision polishing
For the computer disk heads, the panels, chips, optics lenses, and jewelry, Additives in Polymer complexes can be used as an additive in rubber, glass, ceramic, and textile fabric material;
6. Others
Erosion-resistant diamond films/coatings;
Biomedical materials (artificial bones and joints);
Biosensors; Chemical Sensors;
Field electron emission materials;
Heat-resistant diamond films/coatings; Integrated circuit substrates;
Photoelectric sensors; Self-lubricating, wear-resistant composite coating;
Pressure-limiting sensors; Radiation-resistant diamond films/coatings;
Reinforcing agents for rubber, plastics, and resin; Seed crystal for growing larger diamonds;
High-strength abrasive material.
Nano Diamond Powder Properties |
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Other Names | diamond nanopowder, nanodiamond powder, nanodiamonds, synthetic diamond nanoparticles, detonation nanodiamonds |
CAS No. | 7782-40-3 |
Compound Formula | C |
Molecular Weight | 12.01 |
Appearance | Gray to Black Powder |
Melting Point | 3727 °C |
Boiling Point | N/A |
Density | 3.5 g/cm3 |
Bulk Density | 0.16-0.18 g/cm3 |
Trun Density | 3.05-3.3 g/cm3 |
Solubility in H2O | Insoluble |
Specific Surface Area | 200-450 m2/g (BET) |
Nano Diamond Powder Health & Safety Information |
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Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | NONH for all modes of transport |