LOCTITE® STYCAST US 0138
Features and Benefits
LOCTITE STYCAST US 0138, Urethane, Potting and Encapsulating, Extended polybutadiene/MDI base Sealant
LOCTITE® STYCAST US 0138 is an extended polybutadiene/MDI base encapsulant/sealant formulated for potting electronics or devices for protection against environmental hazards. It exhibits very little hardness increase when cooled to -75ºC. Please refer to the TDS for alternate cure schedules.
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Technical Information
| Agency approvals / certificates / specifications | UL 94V-0 |
| Applications | Encapsulating |
| Cure schedule, Recommended @ 25.0 °C | 24.0 - 48.0 hr. |
| Cure type | Room temperature (ambient) cure |
| Glass transition temperature (Tg) | -60.0 °C |
| Mix ratio, by volume | 1 : 4 |
| Mix ratio, by weight | 21 : 100 |
| Number of components | 2 part |
| Physical form | Liquid |
| Shelf life | 365.0 day |
| Shore hardness, Shore A | 60.0 |
| Storage temperature | 25.0 °C |
| Thermal conductivity | 0.569 W/mK |
| Mixed | |
| Color, Mixed | Black |
| Viscosity, Mixed @ 25.0 °C | 3000.0 mPa·s (cP) |
| Resin | |
| Color, Resin | Brown |
| Viscosity, Resin @ 25.0 °C | 90.0 mPa·s (cP) |
| Hardener | |
| Color, Hardener | Black |
| Viscosity, Hardener @ 25.0 °C | 13000.0 mPa·s (cP) |
LOCTITE® STYCAST US 0138
LOCTITE STYCAST US 0138, Urethane, Potting and Encapsulating, Extended polybutadiene/MDI base Sealant