Table 1 Properties of Virgin and Recycled aggregate
Property | Code of standards | Virgin aggregate | Recycled aggregate | Permissible values (MORTH specifications [18]) |
|---|---|---|---|---|
Impact value (%) | IS 2386 (Part IV) | 19.30 | 20.20 | Max 27% |
Crushing value (%) | IS 2386 (Part IV) | 22.85 | 24.38 | Max 30% |
Stripping value | IS 6241 | 98.00 | 97.00 | Min. 95 |
Specific gravity | IS 2386 (Part II) | 2.63 | 2.62 | 2.5–3.0 |
Water absorption value (%) | IS 2386 (Part IV) | 0.65 | 0.63 | Max 2% |
Abrasion value (%) | IS 2386 (Part IV) | 24.80 | 15.80 | Max 30% |