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   Product Description


Black Silicon Carbide Micropowder is a high-purity, high-hardness ultra-fine abrasive with excellent wear resistance and chemical stability. Its uniform and smooth particles are ideal for precision polishing, grinding, and high-end industrial applications in electronics and optics. The micropowder effectively enhances processing efficiency and surface finish, widely used for fine machining of metals, ceramics, glass, and other hard materials.

Key Features:

  • High hardness

  • High purity

  • Uniform and fine particles

  • Wear-resistant and chemically stable

  • Improves surface finish and processing efficiency


   Physical Properties


Crystal FormHexagonal (Alpha SiC
ColorBlack
Melting pointDissociates at Approx. 2500°C
True Density3.21 g/cm3
HardnessKnoop (100): 2500 Mohs: 9.0+
Bulk densitydepending on grain size

   Typical Chemical analysis


Silicon Carbide (SiC)98.60%
Free Carbon (C)0.15%
Silicon Dioxide (SiO2 )0.50%
Free Silicon (Si)0.60%
Iron (Fe2 O3 )0.07%


   Sizes


ds50 value (µm)
FEPA Nr.Standard werte der Mikro-F-ReiheJIS Nr.
FEPA Nr.
F23053±3.0#24060±4.0P24058.5±2.0
F24044.5±2.0#28052±3.0P28052.2±2.0
F28036.5±1.5#32046±2.5P32046.2±1.5
F32029.2±1.5#36040±2.0P36040.5±1.5
F36022.8±1.5#40034±2.0P40035.0±1.5
F40017.3±1.0#50028±2.0P50030.2±1.5
F50012.8±1.0#60024±1.5P60025.8±1.0
F6009.3±1.0#70021±1.3P80021.8±1.0
F8006.5±1.0#80018±1.0P100018.3±1.0
F10004.5±0.8#100015.5±1.0P120015.3±1.0
F12003.1±0.5#120013.0±1.0

F15002.0±0.4#150010.5±1.0



#20008.5±0.7



#25007.0±0.7



#30005.7±0.5


   Applications


  • Precision polishing and grinding

  • Electronics component manufacturing

  • Optical material processing

  • Ceramic, glass, and metal surface finishing

  • Ultra-hard material processing


   FAQS


Q: Does it support customized production?

A: Yes, particle size distribution, packaging and special indicators can be adjusted according to needs.


Q: How to pack and ship?

A: Moisture-proof woven bags or ton bags;Sea/air transportation, DDP, FOB, CIF and other trade terms are available.


Q: Can you provide samples?

A: Free samples of 1-2kg will be sent out within 3 working days.


Q: Do you guarantee safe and secure delivery of products?

A: Yes, we always use high quality export packaging. We also use specialized hazard packing for dangerous goods and validated cold storage shippers for temperature sensitive items. Specialist packaging and non-standard packing requirements may incur an additional charge.


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