Research Article
Hybrid Effect of Wollastonite Fiber and Carbon Fiber on the Mechanical Properties of Oil Well Cement Pastes
Table 5
Mix compositions of oil-well cement slurries.
| | Sample number | Cement (wt.%) | Water (wt. %) | Filtrate reducer (wt. %) | Enhancer (wt. %) | Dispersant (wt. %) | Retarder (wt. %) | Carbon fiber (wt. %) | Wollastonite fiber (wt. %) |
| | P | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0 | 0 | | C1 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.1 | 0 | | C2 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.2 | 0 | | C3 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.3 | 0 | | C4 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.4 | 0 | | W1 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0 | 2 | | W2 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0 | 4 | | W3 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0 | 6 | | W4 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0 | 8 | | CW1 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.3 | 3 | | CW2 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.15 | 6 | | CW3 | 100 | 44 | 2 | 1.5 | 0.8 | 0.5 | 0.3 | 6 |
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