Technical Specifications:
- Material: Silicon Carbide (SiC)
- Purity: 98% or higher
- Particle Size: 3-19 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 (3-19 μm) powder is widely used for fine grinding, polishing, and lapping applications. This small particle size range is perfect for precision finishing and surface polishing of metals, ceramics, glass, and composites.
- It is commonly used in precision grinding for industries like electronics, optics, metalworking, and semiconductor manufacturing, where smooth surface finishes are critical.
2. Refractory Materials:
- SiC is ideal for refractory applications due to its high resistance to heat and thermal shock. The 3-19 μm powder is used in the production of fine-grain refractory materials, such as furnace linings and kilns, which must endure extreme temperatures and harsh conditions.
- Its thermal stability makes it well-suited for industries that deal with high-temperature processes, such as metal casting, glass manufacturing, and ceramics.
3. Ceramic Materials:
- The 3-19 μm SiC powder is often used in the production of advanced ceramic materials. This includes ceramic matrix composites (CMCs) where the powder is added to improve strength, fracture toughness, and wear resistance.
- SiC ceramics are used in applications such as brakes, bearings, cutting tools, and engine components, particularly in aerospace and automotive industries, where materials need to withstand high stress and wear.
4. Thermal Management:
- Silicon Carbide is a key material for thermal management systems due to its high thermal conductivity and low thermal expansion coefficient. The 3-19 μm powder is used in the production of thermal interface materials, heat sinks, and radiators for applications like high-power electronics.
- SiC enhances the dissipation of heat from devices such as LEDs, power semiconductors, and power electronics, where efficient temperature regulation is critical for optimal performance.
5. Power Electronics:
- SiC’s wide bandgap and high breakdown voltage make it ideal for high-performance power electronic devices such as MOSFETs, diodes, and transistors.
- The 3-19 μm powder is used in the production of semiconductors for high-frequency, high-voltage applications, particularly in electric vehicles (EVs), solar inverters, motor drives, and industrial power systems. SiC-based devices enable higher power density and better efficiency in these systems.
6. Wear-Resistant Coatings:
- SiC’s extreme hardness and abrasion resistance make it highly effective in coatings for wear-resistant applications. The 3-19 μm powder size is used in thermal spraying, plasma spraying, and PVD/CVD processes to apply protective coatings to cutting tools, machinery parts, and engine components.
- These coatings are particularly beneficial in industries where components are exposed to abrasion, erosion, and high friction, such as in mining, automotive, oil and gas, and heavy machinery.
7. Catalyst Supports:
- Due to its high surface area, thermal stability, and chemical resistance, SiC is used as a catalyst support material in processes like hydrogenation, methanation, and oxidation reactions.
- The 3-19 μm powder is used in catalytic reactors, catalytic converters, and fuel cells in industries such as chemical manufacturing, automobile emissions control, and energy production, where efficient catalyst support is essential.
8. Nuclear Applications:
- SiC’s excellent radiation resistance and thermal stability make it a preferred material in nuclear applications. The 3-19 μm powder is used in the manufacturing of fuel cladding, control rods, and reactor shielding in high-temperature gas-cooled reactors and other nuclear systems.
- SiC’s durability and resistance to radiation and extreme temperatures make it an ideal material for nuclear reactors, ensuring long-term reliability and performance.
9. Supercapacitors and Energy Storage:
- SiC is used in the development of supercapacitors and high-capacity energy storage systems. The 3-19 μm powder is used in electrode materials for energy storage devices, where it enhances power density, energy density, and cycle life.
- This is particularly useful in electric vehicles, renewable energy storage, and backup power systems, where fast charging/discharging and long operational life are critical.
10. Research and Development:
- SiC micron powder is widely used in research and development to explore new materials and applications in fields such as materials science, energy storage, electronics, and nanotechnology.
- Researchers use SiC to develop advanced materials for emerging technologies in industries like aerospace, automotive, electronics, and energy systems.
Summary:
Silicon Carbide Micron Powder (3-19 μm, 98+% purity) is a versatile, high-performance material with excellent hardness, thermal stability, and abrasion resistance. Its fine particle size makes it ideal for precision grinding, polishing, ceramics, wear-resistant coatings, and power electronics. Additionally, it plays a critical role in thermal management, energy storage, nuclear applications, and catalyst support. SiC’s unique properties enable its use in a wide range of cutting-edge technologies across industries that require high efficiency and reliability in extreme environments.
