Technical Specifications:
- Material: Silicon Carbide (SiC)
- Purity: 98% or higher
- Particle Size: 63-106 μm (microns)
- Shape: Typically irregular or angular, depending on the manufacturing process
- Density: Approximately 3.21 g/cm³
- Melting Point: Approximately 2,700°C (4,892°F)
- Boiling Point: Sublimes at approximately 3,200°C (5,792°F)
Chemical Composition:
- Silicon (Si): ~70%
- Carbon (C): ~30%
Applications:
1. Abrasive Materials:
- Silicon Carbide is widely used in grinding wheels, cutting tools, and polishing pads for abrasive applications due to its high hardness. The 63-106 μm micron powder is typically used for medium to coarse grinding and rough finishing, particularly for tough materials like metals, ceramics, stone, and composites.
- Ideal for medium-duty grinding, deburring, and abrasive blasting in industries such as metalworking, automotive, and construction.
2. Refractory Materials:
- SiC is used in refractory materials to withstand extreme temperatures and thermal shock. The micron powder can be incorporated into furnace linings, kilns, heat shields, and nozzles used in high-temperature environments like metal casting, glass manufacturing, and ceramics.
- The high thermal stability and oxidation resistance of SiC make it an excellent material for high-heat applications.
3. Ceramic Materials:
- SiC is added to ceramic matrix composites (CMCs) to enhance strength, toughness, and wear resistance. These composites are widely used in aerospace, automotive, and industrial applications such as brakes, bearings, cutting tools, and engine components.
- SiC ceramics offer excellent fracture toughness and wear resistance in extreme environments.
4. Thermal Management:
- Due to its high thermal conductivity and low thermal expansion, SiC is used in applications such as heat sinks, thermal interface materials, and radiators. It is crucial for thermal regulation in electronics, particularly in high-power devices such as LEDs, power semiconductors, and high-power electronics.
- SiC helps manage the heat dissipation in these devices, maintaining optimal operational temperatures.
5. Power Electronics:
- Silicon Carbide is essential in the manufacturing of power MOSFETs, diodes, and transistors due to its wide bandgap, which allows for high breakdown voltage and efficiency. The 63-106 μm powder is used in semiconductor fabrication for high-power and high-frequency applications in systems like electric vehicles (EVs), solar inverters, and industrial power systems.
- SiC-based power devices are suitable for higher voltage, frequency, and temperature operation, providing better performance in energy-efficient systems.
6. Wear-Resistant Coatings:
- SiC is used to create wear-resistant coatings for cutting tools, machinery parts, and engine components. The 63-106 μm micron powder is used in thermal spraying, plasma spraying, and PVD/CVD processes to improve the durability of components exposed to abrasion, erosion, and high friction.
- Applications in mining, automotive, heavy machinery, and oil and gas industries benefit from SiC coatings’ ability to extend the service life of components.
7. Catalyst Supports:
- Silicon Carbide’s high surface area, thermal stability, and corrosion resistance make it an excellent material for catalyst supports. The powder is used in catalytic reactors, converters, and fuel cells to aid processes like hydrogenation and oxidation reactions.
- SiC enhances the performance of catalysts in chemical manufacturing, emissions control, and energy production.
8. Nuclear Applications:
- In the nuclear industry, SiC is used in components like fuel cladding, control rods, and reactor shielding due to its ability to withstand high radiation levels and extreme temperatures.
- SiC is especially useful in high-temperature gas-cooled reactors and fusion reactors, providing reliable performance under challenging conditions.
9. Supercapacitors and Energy Storage:
- Silicon Carbide is also employed in energy storage devices like supercapacitors. The micron powder is used in electrode materials to increase energy density, power density, and cycle life in high-capacity storage systems such as electric vehicle batteries and renewable energy storage.
- SiC’s properties are ideal for applications requiring rapid charge/discharge cycles and long operational lifetimes.
10. Research and Development:
- SiC micron powder is extensively used in research and development for high-performance electronics, materials science, and energy storage systems. Its use in advanced ceramics, semiconductor technologies, and nanocomposites is crucial for innovations in aerospace, automotive, electronics, and energy sectors.
Summary:
Silicon Carbide Micron Powder (63-106 μm, 98+% purity) offers exceptional hardness, thermal stability, oxidation resistance, and electrochemical properties. It finds critical use in a wide range of industries, including abrasives, semiconductors, thermal management, wear-resistant coatings, high-temperature applications, catalysis, energy storage, and nuclear technology. Its unique properties make it indispensable for cutting-edge technologies that demand durability, efficiency, and reliability in extreme conditions.
