Epoxy Technical Bulletin
| Formulation, pbw | |
| Epoxy resin Epoxy hardener Resin/hardener blend volume ratio |
100 100 1:1 |
| Exothermic data | |
| Brookfield viscocity, cps, ~25 C Gel time, minutes (200-g mass) Peak exothermic temperature, C Time to peak temperature, minutes |
2,740 22.5 159.5 31.8 |
| Coating properties, 6-mil film | |
| Drying time, hr, set-to-touch Surface-dry Thru-dry Pencil hardness Cure: 24 hr, ~25 C 7 days, ~25 C Gardner impact, in-lb to fail Cure: 24 hr, ~25 C, reverse/direct 7 days, ~25 C, reverse/direct Crosshatch adhesion, % Cure: 7 days, ~25 C Gloss, 60 Degrees Cure: 7 days, ~25 C |
3.2 160/>160 100 |
| Properties of cured 1/8 inch castings | |
| Izod impact strength, ft-lb/in Shore D hardness, 0-10 sec Tensile strength, psi Elongation, % Flexural strength, psi Flexural modulus, psi HDT, C, 264-psi load Compressive strength, psi, at yield At failure |
0.79 71-67 5,800 17.1 10,000 297,000 37 9,000 29,700 |
| Aggregate properties | |
| Compressive strength, psi, at 77F (25C) at 0 F at 120 F After 20 freeze-thaw cycles Flexural strength, psi |
1,100 1,200 300 900 560 |
Coating Properties
| Drying Time Hr. | 6 mil film |
| Set to touch | 4.5 |
| Surface dry | 5.5 |
| Through dry | 7.7 |
