Low viscosity, thermal resistance
SM-ER-23 Resin
Low viscosity, flexible structure, resistant to thermal aging.
Product Description：
SM-ER-23 is a highly flexible, PEG long-chain modified bisphenol-A epoxy resin. It provides exceptional elongation and impact resistance, serving as a premium toughening additive for rigid epoxy systems without severely compromising handling properties.
Classic Applications:
Flexible additive for rigid BPA epoxy systems.
Carbon fiber and glass fiber composites subject to dynamic stress.
Typical Properties
| Property | Value |
| Appearance | Colorless to yellow viscous liquid |
| Epoxy Value, eq/100g | 0.23 ~ 0.28 |
| Viscosity @ 25±1°C (mPa·s) | 10,000 – 15,000 |
| Non-volatile Matter (%) | ≥ 98.5 |