Silicon carbide

U.S. production volumes are classified as confidential business information.

Molecular structure of 409-21-2
US ProductionCBI
Import Value$196M
Top SourceChina 44%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 284920 · exact

Source Countries
CN 44%ChinaNO 33%NorwayTW 8%TaiwanBR 5%BrazilJP 4%Japan
EPA-registered importers (12)
Basf Se · DE Germany
Morgan Advanced Materials Plc · GB United Kingdom
Basf
Coorstek
Fujimi
Show all 12
Harbisonwalker International
Imerys Usa
Morganite Industries
Pyrotek
Rio Tinto America Holdings
Saint-Gobain
Sgl Carbon

Why It Matters

Sectors
EnergyElectronicsConstructionMetals & MiningConsumer ProductsPaints & CoatingsCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 5 sectors as 4 functional roles.

  • Paint additives and coating additives not described by other categories in Paint and Coating Manufacturing (0%)Use—non-incorporative activities
  • Abrasives in Miscellaneous ManufacturingProcessing—repackaging
  • Intermediate in Electrical Equipment, Appliance, and Component Manufacturing (100%)Processing—incorporation into article
  • Abrasives in All Other Basic Inorganic Chemical ManufacturingProcessing—incorporation into article
  • Alloys in Fabricated Metal Product Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS409-21-2
PubChem CID9863
DTXSIDDTXSID5052751
FormulaCSi
Mol. Weight40.096 g/mol
SMILES[C-]#[Si+]

Data Sources

DTXSID50527512026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

98632026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/9863/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/9863.json

409-21-22026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 409-21-22026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv