
GWECO LLC
Metallurgical Silicon Carbide
Metallurgical Silicon Carbide technical grades and source-listed specifications for customer review.

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Metallurgical Silicon Carbide is listed in GWECO’s Industrial & Refractory Materials Catalog, Revision 4 (October 2026), under Silicon Carbide.
Source-listed technical profiles: SiC 88; SiC 75.
Contact GWECO with the required grade, particle size, quantity and delivery destination to confirm current availability, packaging and shipment requirements.
Source-listed sizes
SiC 88: 0–10 mm
SiC 75: 0–10 mm
Source-listed size options; current availability requires inquiry.
Source-reported applications
SiC 88 — Reported applications: Foundry alloying and deoxidizing for gray, malleable and ductile iron and steel; supports furnace-lining life and reduction of metal oxides in slag.
SiC 75 — Reported applications: Foundry alloying and exothermic agent for gray, malleable and ductile iron and steel; deoxidizing, furnace-lining life and reduction of metal oxides in slag.
Source-listed packaging
SiC 88: 1 MT big bag
SiC 75: 1 MT big bag
Source-reported packaging; confirm requirements with GWECO.
GWECO did not perform the original testing. Source-reported results do not certify any particular shipment or production lot. Confirm current availability and shipment requirements with GWECO.
Available grades and sizes
SiC 88: 0–10 mm
SiC 75: 0–10 mm
Technical specifications
Source-listed sizes — SiC 88
Source-listed size / fraction | Packaging |
|---|---|
0–10 mm | 1 MT big bag |
SUPPLIER CHEMICAL SPECIFICATION
Constituent | Supplier specification |
|---|---|
SiC (%) | ≥88.0 |
Si (%) | ≥61.6 |
C (%) | ≥26.4 |
Free C (%) | ≤4.0 |
SiO₂ (%) | ≤4.0 |
Moisture (%) | ≤1.0 |
GRANULOMETRY — 0–10 mm
Size / mesh designation | Supplier requirement |
|---|---|
0–10 mm | ≥90% |
Property |
|---|
SiC 88
Packaging: 1 MT big bag
Reported applications: Foundry alloying and deoxidizing for gray, malleable and ductile iron and steel; supports furnace-lining life and reduction of metal oxides in slag.
Source-listed options; confirm current availability with GWECO.