TERADA TERADITE TRU-0252K5 Hard-Type UV-LED Curable Functional Resin
TERADITE TRU-0252K5 is a special UV-curable functional resin developed by Terada Co., Ltd. It belongs to the TERADITE Special UV Curable Resin series, which is designed for adhesive and coating applications and features UV-LED curing, low irradiation energy and strong substrate adhesion. TRU-0252K5 is positioned as a Hard type grade. At 25°C, its viscosity is approximately 2,200 mPa·s, providing good flow and processability. After curing, the material has a Shore D hardness of approximately 42, a Tg of approximately 143°C, and a CTE of approximately 53 ppm/K. October 1, 2025 TERADITE Catalog
Product Details
Product Features
UV-LED Curable: Compatible with UV-LED curing systems
Low Irradiation Energy: Recommended curing energy of only 100 mJ/cm²
High Heat Resistance: Tg of approximately 143°C
Good Flowability: Viscosity of approximately 2,200 mPa·s at 25°C
Good Substrate Adhesion: Cross-cut test result of 25/25 on SUS
Hard-Type Grade: Forms a relatively rigid cured resin layer
Product Applications
Electronic Components: Bonding, fixing and protection of electronic parts
Electrical Assemblies: Bonding and coating of electrical modules and functional components
Precision Components: Localized fixing and protection of precision parts
Metal Components: Bonding and functional coating on SUS and related metal substrates
Heat-Resistant Applications: Suitable for electronic components requiring higher Tg
Industrial Electronics: Bonding and protection of controllers, sensors and electronic modules
| Item | TERADITE TRU-0252K5 |
|---|---|
| Product Type | Special UV Curable Resin |
| Series | Special UV Curable Resin |
| Main Application | Adhesive / Coating |
| Key Characteristic | Hard Type |
| Viscosity at 25°C | 2,200 mPa·s |
| Hardness | Shore D 42 |
| Glass Transition Temperature | 143°C |
| CTE (α1) | 53 ppm/K |
| UV Energy Reaction Rate | 450 mJ/mg |
| Cross-Cut Test – SUS | 25/25 |
| Cross-Cut Test – PC | Not Listed |
| LED Curing | Supported |
| Recommended Curing Condition | UV 100 mJ/cm² |
