SILCAST™ SC-550-LV-RT
- Chemical Family
- Silicones
SC-550-LV-RT is a 100% silicone solid elastomer designed for electronic potting applications. This two-component, room temperature curing system offers a hard, self-bonding, thermally conductive, low modulus material that is readily re-workable.
Product families
Applications
- Consumer Goods — Appliances & Electronics
- Consumer Electronics
- Other Devices & Assemblies
- Adhesives & Sealants
- Potting Compounds
- Printed Circuit Boards (PCBs)
- Switches & Relays
- Power & Utilities
- Jacketing & Insulation
- Power Transmission & Distribution
Product Families
- Encapsulants
Other characteristics
- Brand
- SILCAST
- Cure Method
- Air Dry
- Product Type
2K (2 component) Adhesive, Encapsulant, Potting Compound; 2K (2 component) Adhesive; Encapsulant; Potting Compound
- Application Area
Amplifiers, Coils, Power Modules, Power Transformers, Rectifiers, Relays, TV Sets; Amplifiers; Coils; Power Modules; Power Transformers; Rectifiers; Relays; TV Sets
- Compatible Substrates & Surfaces
- Metal, Plastics
- Markets
- Consumer Goods
- Electrical & Electronics
- Industrial
- Warning
Adequate ventilation of workplace and ovens is essential. These materials may cause injury to the skin following prolonged or repeated contact and dermatitis in susceptible individuals. In case of skin contact, wash thoroughly with soap and water. For eyes, flush immediately with plenty of water for at least 10 minutes and seek medical attention.
- Advantages
Self-Bonding, excellent Adhesion to many plastics and metals; Easy to use 1:1 mix ratio by weight or volume; Excellent Thermal cycling stability
- Shelf LIfe
- 1 Year
- Cure
- Air Dry
- Flame Rating
- UL 94 V0
- Technology
- Ready-to-Use Products
- Industrial Usage
Practices of good housekeeping, safety and cleanliness should be followed before, during and after use.
- Packaging And Availability
Packaged in Quart, Gallon, 5-Gallon and 55-Gallon size
- Typical Application
- Potting and encapsulating of:
- Equipment modules
- Power supplies, relays and amplifiers
- Transformers, coils and ferrite cores
- Fiber optic wave guide coatings
- Encapsulation of circuit boards
- Certifications and Compliance
- ISO 9001
- RoHS Compliant
- UL 94
- Ready to Use Product Features
- Easy To Finish
- Flame Retardant
- Good Adhesion
- Good Thermal Stability
- High Hardness
- Low Modulus
- Low Residual Stress
- Thermally Conductive
- Compatible Substrates and Surfaces
- Metal
- Plastics
Technical data
Table 1 of 2
6 rows| Characteristic | Value | Unit |
|---|---|---|
| Mix Ratio by Weight (PART A/PART C) | 100/100 | — |
| Mixed Viscocity (at 25°C) | 800 - 1500 | cPs |
| Pot Life (500 grams at 25°C) | 1 - 2 | hours |
| Cure Option (60 - 70°C) | 2 | hours |
| Cure Option (at 100°C) | 45 | minutes |
| Cure Option (at 25°C) | 24 - 48 | hours |
Table 2 of 2
12 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Specific Gravity | 1.4 | — | — |
| Hardness | 55 | Shore A | — |
| Tensile Strength | min. 250 | psi | — |
| Elongation | 200 | % | — |
| Tear Strength (die B) | min. 15 | ppi | — |
| Flammability (at 3 mm) | V-O | — | UL-94 |
| Thermal Conductivity | 0.7 | W/m °K | — |
| Service Temperature Range | -55 to 205 | °C | — |
| Dielectric Strength | 17.5 | kV/mm | — |
| Dielectric Constant (at 1 kHz) | 2.9 | — | — |
| Dissipation Factor (at 1 kHz) | 0.02 | — | — |
| Volume Resistivity | 2.6x10^14 | Ω-cm | — |
