| Product name | Cas No. | Use | Country of origin |
| Chamotte | - | Ceramics | Japan |
| Colloidal silica | 7631-86-9 | Abrasive, refractory, Ground improver, Fire resistant textile, Precision casting | New Zealand, China |
| Ferrosilicon | 8049-17-0 | Steel, alloy | Kazakhstan, Russia, India, China, Kuwait, etc. |
| Garnet | - | Ceramics | Japan |
| Potassium hexafluorosilicate | 16871-90-2 | Welding rods, fluxes, enamels | China |
| Reclaimed Wafer | Moldied product | Semiconductor device testing | Korea |
| Sodium hexafluorosilicate | 16893-85-9 | Fluxes, enamels | China |
| Silicon tetrachloride | 10026-04-7 | Optic fiber | China |
| Wollastonite | - | Filler | Finland |
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