Quality Inspection for Pultruded Frp Manufacturing - Hardener 2251 – Huabin
Quality Inspection for Pultruded Frp Manufacturing - Hardener 2251 – Huabin Detail:
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)
Product detail pictures:

Related Product Guide:
We have been proud from the higher consumer gratification and wide acceptance due to our persistent pursuit of high quality both on product or service and service for Quality Inspection for Pultruded Frp Manufacturing - Hardener 2251 – Huabin, The product will supply to all over the world, such as: Senegal, Lebanon, Islamabad, There are advanced producing & processing equipment and skilled workers to ensure the merchandise with high quality. We've got found an excellent before-sale, sale, after-sale service to ensure the customers that could rest assured to make orders. Until now our merchandise are now moving on fast and very popular in South America, East Asia, the Middle east, Africa, etc.

The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
