It offers reliable industrial performance while helping manufacturers optimize production costs.
Aluminum alloy manufacturing, steelmaking, foundries and other metallurgical industries.
553 is generally selected when cost efficiency is a higher priority, while 441 offers relatively lower impurity levels for applications with stricter quality requirements.
It may be considered for certain industrial silicone manufacturing processes depending on impurity requirements and production technology.
| Content (%) | Si | Fe | Al | Ca |
| 553 | 98.7 | 0.5 | 0.5 | 0.3 |
For more information, please explore Silicon Metal Products and Grades, and Silicon Metal 553 Grade
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Main Product:
Atomized Ferrosilicon,
Silicon Metal,
Silicon Nitride Raw Material,
Milled Ferrosilicon Powder,
Vanadium-Nitrogen Alloy,
Ferro Silicon Nitride