Applications

RTVS 27 HTC

Brand: Insulcast

Package Sizes: Contact us for details.

Shelf Life: 12 months

Product Description:

RTVS 27 HTC is a low-viscosity, UL 94V-0 certified, thermally conductive RTV silicone compound. It is specifically formulated for potting dense electronic components that require efficient heat dissipation. This reversion-resistant material maintains high thermal conductivity and strong mechanical properties, ensuring reliable long-term performance in harsh environments.


Key Features:

Low Viscosity: Enables easy flow and penetration into intricate areas.
High Thermal Conductivity: 1.0 W/m·K for efficient heat dissipation.
UL 94V-0 Flame Retardant: Ensures high safety compliance.
Reversion Resistant: Maintains mechanical integrity over time.
Wide Service Temperature Range: -55°C to +232°C, making it ideal for extreme environments.


Recommended Applications:

🔹 Electronic Potting & Encapsulation: Protects transformers, PCBs, and sensors.
🔹 Power Electronics & Heat Management: Ensures effective thermal transfer for high-power components.
🔹 Aerospace & Automotive Electronics: Provides reliable performance under extreme conditions.
🔹 Encapsulation for High-Density Components: Ideal for applications requiring enhanced heat dissipation.

Uncured Properties (@ 25°C)

Property Part A Part B Mixed Test Standard
Color Dark Grey White Visual
Viscosity (cP) 8,000 3,300 6,000 ASTM D1084
Specific Gravity 1.98 1.96
Mix Ratio (by Weight/Volume) 1:1
Pot Life (100g mass) 1 hour

Cured Properties (@ 25°C)

Property Value Test Standard
Hardness (Shore A) 60 ASTM D2240
Tensile Strength (psi / MPa) 500 / 3.4 ASTM D412
Tensile Elongation (%) 60 ASTM D412
Coefficient of Thermal Expansion (°C⁻¹) 17 × 10⁻⁵
Thermal Conductivity (W/m·K) 1.0
Flammability Rating UL 94V-0
Service Temperature Range (°C) -55 to +232

Electrical Properties (@ 25°C)

Property Value Test Standard
Dielectric Strength (V/mil) 500 ASTM D149
Dielectric Constant (1 kHz) 4.0 ASTM D150
Dissipation Factor (1 kHz) 0.0075 ASTM D150
Volume Resistivity (ohm-cm) 1 × 10¹⁵ ASTM D257

Cure Schedule:

Cure Method Time & Temperature
Room Temperature Cure 24 hours at 25°C (77°F)
Accelerated Cure 2 hours at 60°C (140°F)
Rapid Cure 30 minutes at 95°C (203°F)
High-Speed Cure 15 minutes at 120°C (248°F)

Everwide FX244-1: High Performance for Precision Molding

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

Henkel Loctite SI 5910: Flexible Silicone Gasket Sealant || Avantek Viet Nam – Your Reliable Supply Partner

Partial Gasket & Seal Strategies Using Henkel Loctite SI 5910

Gasket sealing is a core part of many industrial assembly and maintenance operations — from automotive engine housings to HVAC covers and machinery flanges. When selecting a gasketing solution, you need something that forms reliably in place, resists movement and fluids, and simplifies application — which is where Henkel Loctite SI 5910 fits perfectly

RELATED PRODUCT

Contact Technical Support

Leave your information or contact via Hotline, our Customer Support Technical team will contact you immediately! 

(+84) 944 415 762

(+84) 889 901 929

Our operators are ready to assist from 8:30 AM to 5:30 PM (GMT+7).
For requests outside of the above hours, please submit the request form.