| Materials | Mix proportion | ||
| Control | 20GP-OPC | 70GP-L | |
| Cement (g) | 500 | 400 | 0 |
| Glass powder (g) | 0 | 100 | 70 |
| Hydrated lime (g) | 0 | 0 | 30 |
| Water (g) | 200 | 200 | 70 |