Applications

Everwide JA447-6 Thermally Conductive Silicone Grease

Brand: Everwide
Product Number: JA447-6
Technology: Thermally Conductive Silicone Grease
Color: White
Cure Type: Non-curing
Package Size: Contact us for details
Shelf Life: 1 year

Product Description

Everwide JA447-6 is a non-reactive, high-viscosity silicone-based thermally conductive grease. Unlike traditional adhesives, it does not undergo a curing reaction, allowing easy rework and removal. The grease remains stable over long periods without drying out, providing excellent electrical insulation and thermal conductivity. It is widely used for heat dissipation in electronic components, including flip chips, BGA, diodes, power switches, transistors, and silicone-controlled rectifiers.

Key Features

  • Combines high thermal conductivity with cost efficiency
  • Suitable for ultra-thin applications down to 5 µm
  • Easily cleaned with isopropyl alcohol
  • Rated for continuous operation at 200°C
  • Can be applied via dispensing or printing
  • Complies with 2011/65/EU RoHS regulations

Recommended Applications

  • Heat dissipation for electronic components
  • Applications requiring long-term thermal stability
  • Reworkable thermal interface material

Technical Data

Typical Uncured Properties
Property Value
Appearance Liquid
Color White
Viscosity (25°C, S14 0.3rpm, cps) 1,500,000–3,500,000
Specific Gravity 2.4
Typical Cured Properties
Property Value
Maximum Continuous Use Temperature 200°C
Degradation Temperature (TGA, 10°C/min) 408°C
Weight Loss Ratio @ 100°C 0%
Weight Loss Ratio @ 150°C 0%
Weight Loss Ratio @ 200°C 0%
Weight Loss Ratio @ 250°C 0.01%
Weight Loss Ratio @ 300°C 0.19%
Weight Loss Ratio @ 350°C 0.91%
Weight Loss Ratio @ 150°C (24 hr) 1.52%
Bleed (150°C, 24 hr) Nil
Thermal Conductivity 2.5 W/mK
Thermal Resistance 0.0008 m²K/W
Volume Resistivity 2.0 × 10¹⁵ ohm-cm

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.

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