Research Article
Effects of Oil Palm Shell Coarse Aggregate Species on High Strength Lightweight Concrete
Table 4
Different species of OPS and the age categories of original and crushed OPS mixes.
| Number | Mix code | OPS species | Age categories (years old) |
| Original OPS | | | | 1 | OD1 | dura | 3 to 5 | 2 | OD2 | dura | 6 to 9 | 3 | OD3 | dura | 10 to 15 | 4 | OT1 | tenera | 3 to 5 | 5 | OT2 | tenera | 6 to 9 | 6 | OT3 | tenera | 10 to 15 | Crushed OPS | | | | 7 | CD1 | dura | 3 to 5 | 8 | CD2 | dura | 6 to 9 | 9 | CD3 | dura | 10 to 15 | 10 | CT1 | tenera | 3 to 5 | 11 | CT2 | tenera | 6 to 9 | 12 | CT3 | tenera | 10 to 15 |
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