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An automated sedimentation balance.
The Journal of Pharmacy and Pharmacology
|January 1, 1975
Summary
This study introduces an automated sedimentation balance for powder size grading, offering a new method for particle size analysis. The technique provides accurate results comparable to existing methods.
Area of Science:
- Materials Science
- Chemical Engineering
- Analytical Chemistry
Background:
- Accurate particle size distribution is crucial for material properties and performance.
- Traditional methods for powder characterization can be time-consuming and labor-intensive.
Purpose of the Study:
- To describe a novel automated sedimentation balance for powder size grading.
- To evaluate the accuracy and efficiency of this new method.
- To compare the results with a conventional balance.
Main Methods:
- Utilized an automated sedimentation balance for powder analysis.
- Recorded results as percentages of total powder within specific particle size intervals (1 or 5 µm).
- Applied a simple correction factor to the recorded data.
- Compared analyses with a Gallenkamp balance.
Main Results:
- The automated sedimentation balance provides a reliable method for powder size grading.
- Results obtained were comparable to those from the Gallenkamp balance.
- The method allows for quantitative analysis of particle size distribution.
Conclusions:
- The automated sedimentation balance is a viable and efficient tool for powder characterization.
- This method offers a potential improvement over existing techniques for particle size analysis.
- Further studies can explore its application across various powder types.