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SILCAST™ SC-550-LV-TC-1

1 of 5 products in this brand
SC-550-LV-TC-1 is a 100% silicone solid elastomer designed for electronic potting applications. This two-component system offers a hard, self-bonding, thermally conductive, low modulus material that is readily repairable. SC-550LV-TC-1 is highly filled and offers excellent thermal conductivity. It is also offers a convenient mix ratio of 1:1 by weight and volume.

Product Type: 2K (2 component) Adhesive, Encapsulant, Potting Compound

Application Area: Amplifiers, Coils, Power Modules, Power Transformers, Rectifiers, Relays, TV Sets

Compatible Substrates & Surfaces: Metal, Plastics

Chemical Family: Silicones

Technical Data Sheet

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Identification & Functionality

Chemical Family

Features & Benefits

Advantages
  • Self-Bonding, excellent Adhesion to many plastics and metals
  • Easy to use 1:1 mix ratio by weight or volume
  • Long pot life at Room Temperature
  • Excellent Thermal cycling stability

Applications & Uses

Compatible Substrates & Surfaces
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

 

Instruction for Use

1. Stir well the contents of each container every time before removing material.
2. Weigh each 100 grams of PART-A to 100 grams of Hardener PART-C.
3. Mix until uniform. Scrape the sides and bottom of container repeatedly during mixing.
4. Apply to clean bonding surfaces and cure as recommended to achieve the desired properties.
5. Typical cured properties were determined using recommended cure schedule. Some difference in properties may occur with the alternate or other cure schedules.

Industrial Usage

Practices of good housekeeping, safety and cleanliness should be followed before, during and after use.

Properties

Color
Typical Properties
ValueUnitsTest Method / Conditions
Mix Ratio by Weight (PART A/PART C)100/100
Mixed Viscocity (at 25°C)3000 - 4000cPs
Pot Life (500 grams at 25°C)1 - 2hours
Cure Option (at 70°C)2hours
Cure Option (at 100°C)20minutes
Cure Option (at 25°C)24hours
Typical Cured Properties
ValueUnitsTest Method / Conditions
Specific Gravity1.8
Hardness60Shore A
Tensile Strengthmin. 300psi
Elongation80%
Thermal Conductivity 1.2W/m °K
Service Temperature Range-55 to 205°C
Dielectric Strength17.5kV/mm
Dielectric Constant (at 1 kHz)6
Dissipation Factor (at 1 kHz)max. 1.0
Volume Resistivitymin. 1.0x10^4Ω-cm

Regulatory & Compliance

Certifications & Compliance

Safety & Health

Warning

Adequate ventilation of work place 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.

Packaging & Availability

Packaging Type
Available Packaging

Packaged in 1-gallon, 5-Gallon and 55-Gallon size

Storage & Handling

Shelf Life
1 Year