Table 1.
Composition of hempcrete samples.
| Design Mix | Name | Mix Ratio by Mass Hemp/Lime/Pozzolan/Water * | Hemp/Lime/Pozzolan/Water (by Mass) | |||||
|---|---|---|---|---|---|---|---|---|
| H | L | CB | MK | NHL | Water | |||
| Hydrated lime-crushed brick | LCB10 | 1 | 0.9 | 0.1 | - | - | 2.5 | 22%/21%/2%/55% |
| LCB20 | 1 | 0.8 | 0.2 | - | - | 2.5 | 22%/18%/4%/56% | |
| LCB20A | 1 | 0.8 | 0.2 | - | - | 3 | 20%/16%//4%/60% | |
| Hydrated lime-metakaolin | LMK10 | 1 | 0.9 | - | 0.1 | - | 2.6 | 22%//20%/2%/56% |
| LMK20 | 1 | 0.8 | - | 0.2 | - | 3 | 20%/16%/4%/60% | |
| LMK20A | 1 | 0.8 | - | 0.2 | - | 2.5 | 22%/18%/4%/56% | |
| LMK50 | 1 | 0.5 | - | 0.5 | - | 3 | 20%/10%/10%/60% | |
| LMK50A | 1 | 0.5 | - | 0.5 | - | 2.5 | 22%/11%/11%/56% | |
| LMK70 | 1 | 0.3 | - | 0.7 | - | 2.5 | 22%/7%/15%/56% | |
| LMK70A | 1 | 0.3 | - | 0.7 | - | 2.75 | 21%/6%/15%/58% | |
| LMK70B | 1 | 0.3 | - | 0.7 | - | 3 | 20%/6%/14%/60% | |
| Hydrated lime-natural hydraulic lime | LNHL50 | 1 | 0.5 | - | - | 0.5 | 2.5 | 22%/11%/11%/56% |
| LNHL50A | 1 | 0.5 | - | - | 0.5 | 3 | 20%/10%/10%/60% | |
| LNHL70 | 1 | 0.3 | - | - | 0.7 | 2.5 | 22%/7%/15%/56% | |
| LNHL70A | 1 | 0.3 | - | - | 0.7 | 3 | 20%/6%/14%/60% | |
* H, hemp hurd; L, hydrated lime; MK, metakaolin; NHL, natural hydraulic lime; CB, crushed brick.