Ultrasonic evaluation of gypsum plaster
โ Scribed by S. K. Dalui; M. Roychowdhury; K. K. Phani
- Book ID
- 104736121
- Publisher
- Springer
- Year
- 1996
- Tongue
- English
- Weight
- 264 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0022-2461
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โฆ Synopsis
Ultrasonics have been used for the characterization of set plaster in the water ratio range 0.3 to 1. The variation of ultrasonic velocity with porosity has been studied. The elastic modulus and strength of plaster have also been evaluated. The study indicates both elastic modulus and strength properties correlate well with the ultrasonic velocity. Thus the ultrasonic velocity can be used as a predictor of strength and elastic moduli of these materials.
๐ SIMILAR VOLUMES
The effect of calcium sulphate presented as soluble anhydrite (7 -CaS04) on the setting of gypsum plasters was investigated by measurement of the set strength and a microstructural examination of the set plasters. The anhydrite reduced the set strength by disrupting the interlocking crystal matrix o