|
Composite |
Strength Test |
| MOR (N/mm2) |
MOE (N/mm2) |
SP (N/mm2) |
Hardness (HRB) |
| Phenol-formaldehyde |
43.20 |
496.12 |
38.40 |
Brittle |
| H. sabdariffa-r-PF |
69.99 |
614.40 |
57.60 |
67.00 |
| Hs-g-poly(EA)-r-PF |
82.04 |
898.56 |
74.24 |
75.00 |
| Hs-g-poly(EA-co-BA)-r-PF |
79.90 |
875.99 |
74.08 |
74.00 |
| Hs-g-poly(EA-co-VA)-r-PF |
71.96 |
689.80 |
60.56 |
70.00 |
where, -r-PF refers to reinforced Phenol-formaldehyde. |
