Evaluating Foundry Sands for Reactor Housings
Author Information
Author(s): Gara Paweł, Wisła-Walsh Ewa, Bajda Tomasz, Jezierski Jan, Stawarz Marcin, Janerka Krzysztof
Primary Institution: AGH University of Krakow
Hypothesis
This study aims to evaluate the appropriateness of selected foundry sands for casting reactor housings based on their physicochemical properties.
Conclusion
The study found that while some sands meet the required standards for foundry use, others exhibit significant deviations that could impact casting quality.
Supporting Evidence
- Two of the three tested quartz sands meet all the standards for foundry use.
- P-11 sand does not meet the requirements of the Polish standard and should be classified as 2K grade.
- Magnesite sand showed significant weight losses at high temperatures, exceeding standard limits.
- Chromite sand was found to be misclassified as it is actually magnesiochromite.
- Each type of sand showed different thermal behaviors that could affect casting quality.
Takeaway
The researchers looked at different types of sand used for making molds in metal casting to see which ones work best for making reactor housings.
Methodology
The study involved characterizing the physicochemical properties of quartz, magnesite, chromite, and olivine sands using techniques like XRD, SEM-EDS, and TG/DTG analysis.
Limitations
The study's findings may be limited by the specific types of sands tested and the conditions under which they were evaluated.
Digital Object Identifier (DOI)
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