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Water (H2O) (cw) and hydroxyl groups (cOH) contents obtained from TGA for the 3 weeks (OPC-3w) and aged for 4-years (OPC-4y). The degree of hydration (α) is also included.
| w/c | 3-weeks (OPC-3w) | 4-years (OPC-4y) | ||||
|---|---|---|---|---|---|---|
| cw [wt %] | COH [wt %] | α | cw [wt %] | cOH [wt %] | α | |
| 0.50 | 30.10 | 9.80 | 0.77 | 20.50 | 10.50 | 0.81 |
| 0.40 | 24.50 | 9.20 | 0.87 | 20.50 | 10.10 | 0.88 |
| 0.30 | 18.10 | 8.00 | 0.88 | 17.00 | 9.30 | 0.88 |
