Research Article
Development of Steel Fiber-Reinforced Expanded-Shale Lightweight Concrete with High Freeze-Thaw Resistance
Table 2
Mix proportion of concrete.
| Mix no. | mae (‰) | ρf (%) | Cement (kg/m3) | Water (kg/m3) | Steel fiber (kg/m3) | Sand (kg/m3) | Expanded shale (kg/m3) |
| L0.00/0.0 | 0.00 | 0.0 | 460 | 138 | — | 490 | 520 | L0.00/0.8 | 0.04 | 0.8 | 550 | 165 | 62.4 | 452 | 469 | L0.04/0.8 | 0.04 | 0.8 | 550 | 165 | 62.4 | 452 | 469 | L0.08/0.8 | 0.08 | 0.8 | 550 | 165 | 62.4 | 452 | 469 | L0.12/0.8 | 0.12 | 0.8 | 550 | 165 | 62.4 | 452 | 469 | L0.08/0.0 | 0.08 | 0.0 | 460 | 138 | — | 490 | 520 | L0.08/0.4 | 0.08 | 0.4 | 505 | 153 | 31.2 | 471 | 494 | L0.08/1.2 | 0.08 | 1.2 | 595 | 179 | 93.6 | 432 | 443 | M0.08/0.8 | 0.08 | 0.8 | 550 | 165 | 62.4 | 743 | 469 |
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