Black Silicon Carbide
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Black Silicon Carbide
Black Silicon Carbide, through a high-temperature resistance furnace process, is a premium quality abrasive known for its hardness and sharp edges. Characterized by a Mohs hardness level of 9.5, black silicon carbide (SiC) exhibits superior durability, excellent thermal conductivity, and outstanding wear and corrosion resistance.
This material is transformed into various forms and grit sizes, from large grains to fine powders, catering to specific industry needs. Black silicon carbide is a pivotal material in the manufacture of advanced ceramics, abrasive tools like grinding wheels and sandpapers, and in blasting operations for surface treatment. It is also extensively used in the preparation of metals, semiconductor wafer slicing, lapping, polishing, and in numerous other applications requiring high precision and efficiency.
Lane Abrasives’ black silicon carbide is available in a broad spectrum of grit and powder sizes, tailored to meet specific customer requirements. Its sharpness and durability make it a preferred choice for high-performance abrasive and cutting applications, showcasing its versatility and effectiveness across different industrial sectors.
Grain Property
TYPICAL CHEMISTRY
SIC 88%-98%
Fe2O3<0.3%
Free C<0.3%
COLOR
Black
GRIT AVAILABLE
F12-F220/P12-P220
F240-F1200/P240-P2500
0-1mm, 1-3mm, 1-10mm, 0-25mm, 100F, 200F, 325F or as required
Black Silicon Carbide Parameter
| Hardness | 9.5 Mohs |
| Grain Shape | Angular/Spherical |
| Melting Point | 2700℃ |
| Specific Gravity | 3.2 g/cm³ |
| Bulk Density | 1.2-1.6 g/cm³ |
| Black Silicon Carbide FEPA | Granularity range | Chemical Component % | ||
| SiC | F.C | Fe2O3 | ||
| F4~F90/P12~P100 | ≥98.0 | ≤0.3 | ≤0.3 | |
| F100~F150/P120~P150 | ≥98.0 | ≤0.3 | ≤0.3 | |
| F180~F220/P180~P220 | ≥97.0 | ≤0.3 | ≤0.3 | |
| F230~F280/P240~P360 | ≥97.0 | ≤0.5 | ≤0.5 | |
| F320~F500/P400~P1000 | ≥97.0 | ≤0.5 | ≤0.5 | |
| F600~F800/P1200~P1500 | ≥96.5 | ≤0.5 | ≤0.5 | |
| F1000~F1200/P2000~2500 | ≥95.5 | ≤0.5 | ≤0.5 | |
| Black Silicon Carbide Metallurgical | 88% 0-10mm, 1-10mm | ≥88 | ≤4 | ≤1.5 |
| 90% 0-10mm, 1-10mm | ≥90 | ≤3 | ≤1.5 | |
| Black Silicon Carbide Refractory | 98% 1-2mm, 0.2-2.5mm, 0-1mm | ≥98.0 | ≤0.3 | ≤0.3 |
Black Silicon Carbide Applications
Silicon carbide (SiC) is a highly versatile material used in various applications due to its exceptional properties, including high hardness, thermal conductivity, and thermal shock resistance. Here are some of the primary applications of SiC:
- Abrasives: SiC is a popular abrasive material for sandpaper, grinding wheels, and abrasive blasting due to its hardness and ability to maintain sharp edges.
- Semiconductor Devices: In the electronics industry, SiC is used to make semiconductor devices that can operate at high temperatures and voltages, such as power semiconductors in electric vehicles and high-power applications.
- Ceramic Components: SiC ceramics are used in high-temperature applications, such as furnace linings, kiln furniture, and in the aerospace industry for components that must withstand extreme conditions.
- Carborundum Printmaking: An art technique where SiC grit is used to create textured surfaces for printmaking.
- Armor: Silicon carbide is used in body armor and vehicle armor plating to absorb and dissipate the impact from bullets and other projectiles.
- Refractories: SiC is used in refractory materials due to its high thermal conductivity and thermal shock resistance, making it ideal for furnace linings and kiln furniture.
- Heat Exchangers: The high thermal conductivity and corrosion resistance of SiC make it suitable for use in heat exchangers in harsh environments.
- Automotive Components: Used in brake discs and pads, clutches, and other automotive components that require high durability and resistance to wear and heat.
- LEDs: SiC is used as a substrate for blue and ultraviolet light-emitting diodes (LEDs).
- Energy Applications: In power generation and distribution, SiC is used in components that improve the efficiency of energy transfer and reduce energy losses.
These applications demonstrate the versatility and high performance of SiC in environments that demand extreme durability, thermal stability, and mechanical strength.