——PRODUCTS CENTER——


   Product Description


Black Silicon Carbide Macrogrits is a high-hardness, wear-resistant abrasive material, suitable for coarse grinding and polishing of metals, ceramics, glass, and other materials. With uniform and durable grains, it offers excellent thermal and chemical stability, effectively improving processing efficiency and surface quality. It is commonly used in grinding wheels, abrasives, sandblasting, and various industrial grinding processes.


   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)98.30%
Free Carbon (C)0.25%
Silicon Dioxide (SiO2 )0.60%
Free Silicon (Si)0.70%
Iron (Fe2 O3 )0.08%


   Size


FEPA NrGranulometry
in µm
F 0121400–2000µm
F 0141180–1700µm
F 0161000–1400µm
F 020850–1180µm
F 022710–1000µm
F 024600–850µm
F 030500–710µm
F 036425–600µm
F 040355–500µm
F 046300–425µm
F 054250–355µm
F 060212–300µm
F 070180–250µm
F 080150–212µm
F 090125–180µm
F 100106–150µm
F 12090–125µm
F 15063–106µm
F 18063–90µm
F 22053–75µm
Note: JIS and P Standard graded powder is available on request


   Factory Display


Shandong Zhongji Metal Products Co., Ltd. is a benchmark enterprise in the field of abrasives and refractory materials, focusing on the research and development of high-end abrasive products such as white corundum, brown corundum, black corundum and glass beads. As an international comprehensive enterprise integrating industry and trade, we provide global customers with full-process solutions from raw material selection, customized production to technical services through the advantages of vertically integrated industrial chain, and always practice the business philosophy of driving quality with innovation and creating value with service.


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   Applications


  • Coarse grinding and deburring of metals, ceramics, and glass.

  • Manufacturing of grinding wheels, abrasive tools, and coated abrasives.

  • Sandblasting for surface preparation and cleaning.

  • Shaping, cutting, and sharpening of hard materials.

  • Industrial grinding processes for high-efficiency material removal.

  • Polishing of refractory materials and hard coatings.

  • Use in lapping, sanding, and other heavy-duty abrasive operations.


   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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