Research Article
Evaluation of Dynamic Materials Procured from Waste Biomass
Table 4
MOR, MOE, SP, and hardness studies of graft copolymers-reinforced PF composite vis-à-vis PF resin.
| 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(MA)-r-PF | 74.00 | 753.06 | 62.36 | 70.00 | Hs-g-poly(MA-co-VA)-r-PF | 73.20 | 692.92 | 68.00 | 70.00 | Hs-g-poly(MA-co-EA)-r-PF | 74.40 | 700.80 | 69.56 | 75.00 |
|
|
-r-PF refers to reinforced phenol-formaldehyde.
|