Hardener 2251
Product Profile
Hardener 2251 is designed for epoxy resin and it is for heating operation under low temperature.
Technical indicator
|
Technical index |
Data |
|
Viscosity (25℃) |
50-100 |
|
Proportion (25℃) |
0.95 |
|
Amine value (mgKOH/g) |
300 |
|
Active hydrogen equivalent |
87 |
|
Gelation time (25℃/100g)minutes |
75 |
|
Film hardening time (25℃) hours |
6 |
|
Complete hardening time (70/25℃) hours |
18 |
Advantage
■ Low viscosity
■ High glossy
■ Long operation time
■ High mechanical strength
Mechanical property
| Mechanical property | Curing process | |
| Tensile strength | 60.5Mpa | 8hours fully cured at 50-60℃ |
| Bending strength | 96.6Mpa | 5hours fully cured at 70-80℃ |
| Bending failure load | 272N | |
| Tensile failure load | 2702N | |
Product Application
Epoxy floor artesian plane coating/casting material
FRP water softening tank production(winding technology)
