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Black Silicon Carbide Grit and Micropowder for Abrasive and Refractory Applications
Overview
Black Silicon Carbide, also known as Black SiC or Black Carborundum, is a synthetic abrasive and refractory material with CAS No. 409-21-2 and the molecular formula SiC. It is produced from high-quality silica sand and petroleum coke in a high-temperature electric resistance furnace.Shandong Yinglang Chemical supplies Black Silicon Carbide in purity grades of 88%, 90%, 95%, 98% and 98.5% to meet different industrial requirements.
Black Silicon Carbide
The product offers high hardness, excellent wear resistance, good thermal conductivity, strong chemical stability and reliable performance at elevated temperatures. It is widely used in bonded abrasives, coated abrasives, grinding wheels, sandblasting, polishing, refractory bricks, kiln linings, castables, foundry materials and metallurgical applications.
Black Silicon Carbide
| Item | Specification |
|---|---|
| Product Name | Black Silicon Carbide / Black SiC / Black Carborundum |
| CAS No. | 409-21-2 |
| Molecular Formula | SiC |
| Molecular Weight | 40.10 g/mol |
| Appearance | Black Granules, Grit or Powder |
| Purity | 88% / 90% / 95% / 98% / 98.5% |
| Abrasive Size | F8–F220 |
| Micropowder Size | F240–F1200 |
| Refractory Size | 0–1 mm, 1–3 mm, 3–5 mm, 5–8 mm, 4/8, 7/12, 14/24, 30/90, 6F, 10F, 16F, 100F or Customized Sizes |
| Grade | Abrasive Grade / Refractory Grade / Metallurgical Grade |
| Main Properties | High Hardness, Excellent Wear Resistance, Good Thermal Conductivity, Chemical Stability and High-Temperature Resistance |
| Application | Grinding Wheels, Coated Abrasives, Sandblasting, Polishing, Refractory Bricks, Castables, Kiln Linings, Foundry Materials and Metallurgical Deoxidation |
| Packaging | 25kg Bags, 1,000kg Jumbo Bags or Customized Packaging |
| MOQ | According to Customer Requirements |
| Origin | China |
| Storage | Store in a cool, dry and well-ventilated place. Keep the packaging tightly closed and protect the product from moisture and contamination. |
| Documents | COA, SDS/MSDS, TDS, Packing List and Commercial Invoice |
Scope of Application
Black Silicon Carbide is widely used in grinding wheels, cutting discs, coated abrasives, sandblasting, surface cleaning, polishing, refractory bricks, castables, kiln linings, foundry materials, ceramic processing and metallurgical deoxidation. Its high hardness, excellent wear resistance, good thermal conductivity and high-temperature stability make it suitable for processing metals, glass, stone, ceramics and other hard materials.
Packing and delivery
Black Silicon Carbide is commonly packed in 25 kg moisture-resistant bags or 1,000 kg jumbo bags, with customized packaging available according to customer requirements. The goods can be palletized and reinforced to reduce moisture, leakage and damage during transportation. Complete export documents, including COA, SDS/MSDS, Packing List and Commercial Invoice, can be provided, and delivery can be arranged by sea, rail or truck according to the order quantity and destination.
Application fields
Our premium industrial chemicals serve as the essential building blocks for a wide spectrum of modern industries. We provide reliable, high-purity raw materials that drive innovation across multiple sectors, supplying critical intermediates and efficient catalysts for pharmaceutical APIs and complex organic synthesis. Beyond healthcare, our versatile portfolio delivers foundational precursors for advanced agrochemicals, ultra-pure compounds for next-generation energy technologies like perovskite solar cells, and essential additives for high-performance coatings, dyes, and general industrial manufacturing. We are dedicated to empowering your global supply chain with superior chemical solutions.
FAQ
Q1: What documents and certifications do you provide?
A Standard shipment includes COA (Certificate of Analysis) and MSDS (SDS). We also provide ISO 9001 certification and support third-party inspections like SGS or BV upon request.
Q2: Do you provide custom synthesis or formulation services?
A Yes. If you have specific purity requirements or a unique formulation, our R&D team can provide custom synthesis and adjust the stabilizers/inhibitors to meet your technical specifications.
Q3: What are your terms of payment?
A
For Orders ≤ $1,000: 100% in advance.
For Orders > $1,000: 30% T/T in advance, and the balance before shipment or against the copy of B/L. Irrevocable L/C at sight is also acceptable for bulk orders.
Q4: How long is your price valid?
A Chemical prices fluctuate due to the changes in raw material costs and exchange rates. Please contact our sales team for the latest real-time quotation.
Q5: What packaging and shipping ports are available?
A
We normally ship from Qingdao, Shanghai, or Ningbo.
Standard packaging includes 200kg Drums or 1000kg IBC Totes. We ensure strict safety compliance for both general and hazardous chemical cargoes.
Q6: It's my first time importing chemicals — can you help?
A Absolutely. Importing chemicals requires specific documentation. Our experienced logistics team will assist you with the entire process, including handling customs clearance documents and arranging the most suitable shipping method.