LOCTITE® STYCAST ES 1904
Features and Benefits
LOCTITE STYCAST ES 1904, Epoxy, Potting and Encapsulating
LOCTITE® STYCAST ES 1904 is an opaque, medium-viscosity epoxy resin formulation recommended for small potting and laminating applications, excellent structural, mechanical and electrical properties are required. This two-part adhesive exhibits good wetting, cures at room temperature and develops strong, low shrinkage bonds to most materials including optical fibers, glass ceramics, most metals. It has excellent dimensional stability over a wide temperature range. This product is typically used in applications with an operating range of -60 °C to +125 °C.
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Technical Information
| Applications | Encapsulating |
| Coefficient of thermal expansion (CTE), Above Tg | 190.0 ppm/°C |
| Coefficient of thermal expansion (CTE), Below Tg | 68.0 ppm/°C |
| Colour | Opaque |
| Cure type | Room temperature (ambient) cure |
| Glass transition temperature (Tg) | 80.0 °C |
| Mix ratio, by volume | 2 : 1 |
| Mix ratio, by weight | 100 : 46 |
| Number of components | 2 part |
| Shore hardness, Shore D | 90.0 |
| Mixed | |
| Pot life, Mixed @ 25.0 °C 100 g mass | 8.0 - 10.0 min. |
| Resin | |
| Density, Resin @ 25.0 °C | 1.19 g/cm³ |
| Viscosity, Resin @ 25.0 °C | 25000.0 mPa·s (cP) |
| Hardener | |
| Density, Hardener @ 25.0 °C | 1.09 g/cm³ |
| Viscosity, Hardener @ 25.0 °C | 50000.0 mPa·s (cP) |
LOCTITE® STYCAST ES 1904
LOCTITE STYCAST ES 1904, Epoxy, Potting and Encapsulating