R-2550 WIDE SERVICE TEMPERATURE RANGE, TRANSLUCENT RTV SILICONE ELASTOMER
- Two-part, pourable, translucent RTV silicone
- Based on a dimethyl diphenyl silicone copolymer with a broad temperature range
- 100: 0.5 Mix Ratio (Base: Curing Agent)
- As a heat shielding material for potting, sealing and bonding applications
- For ablative coatings in aerospace applications that require a material that pours
- For applications in extreme temperatures
- For applications requiring an operating temperature range of -115 to 260°C (-178 to 500°F)
| PROPERTY | AVERAGE RESULT |
|---|---|
| Cure System | Alkoxy |
| Viscosity | 9,000 cP (9,000 mPa*s) |
| Durometer | 35 Type A |
| Appearance | Translucent |
| Cure | 7 days / RTV |
| Elongation | 175 % |
| Mix Ratio | 100:0.5 |
| Non Volatile Content | 100 % |
| Operating Temperature | -115 °C / 260 °C |
| Refractive Index | 1.43 |
| Specific Gravity | 1.08 |
| Tear | 20 ppi (3.53 kN/m) |
| Tensile | 500 psi (3.45 MPa) |
| Work Time | 6 hours |
| Comment | Resists breakdown at high temperatures. Translucent and 1 hr. pot life. Not recommended for deep section cures. |
