Trelleborg EP678 is a medium temperature, low density syntactic epoxy tooling board designed for the manufacture of accurate and stable master models and molds.
Maintains shape at elevated temperatures
Exceptionally easy to machine
Can be directly used for the production of parts
Chemically compatible with tooling prepregs
EP678 offers many benefits and used for the following:
EP678 is available in a standard board size of 24” x 60” at the following thicknesses: 2", 3", 4" and 6".
The board should be stored in a dry warehouse.
Eye protection and a face mask should be worn when working with Trelleborg EP678. Please refer to the Trelleborg MSDS.
|Shore hardness||68 D|
|Uniaxial compressive strength||52 MPa||BS EN ISO 604|
|Glass transition temperature
||BS EN ISO 11359-2|
|Coefficient of thermal expansion
||37 x 10⁶ / °C||BS EN ISO 11359-2
|Flexural strength||34.3 MPa||BS EN ISO|
|Flexural modulus||2,483 MPa||BS EN ISO 178|