Research Article
Study on Hydration and Mechanical Property of Portland Cement-Blended Recycled Plaster Materials
Table 1
Chemical composition of VG used.
| Virgin gypsum | SO3 | CaO | SiO2 | Al2O3 | Fe2O3 | K2O | SrO |
| Chemical composition (%) | 47.57 | 38.73 | 1.15 | 0.42 | 0.13 | 0.07 | 0.04 |
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