Applications

LOCTITE SI 5296

  • Item Name: LOCTITE SI 5296
  • Manufacturer: Henkel
  • Product Category: Conformal Coating
  • Technologies: Silicone
  • Applications: Provides environmental protection for printed circuit boards and sensitive electronic components.
  • Color: Clear to translucent liquid
  • Cure Type: Heat cure
  • Package Size: Contact Avantek for details.
  • Shelf Life: Contact Avantek for details.

1. Product Overview

LOCTITE SI 5296 is a one-component, heat-cure silicone conformal coating designed to protect printed circuit boards (PCBs) and sensitive electronic components from environmental damage. It is applied using selective robotic dispensing, brush, dip, or manual spray methods.

2. Applications

  • Protection of PCBs and electronic components
  • Selective robotic dispensing, brush, dip, or manual spray application
  • Suitable for environments requiring a flexible and durable coating

3. Typical Properties

Property Value
Uncured Properties
Appearance Clear to translucent liquid
Specific Gravity @ 25°C 1.0
Solids Content (%) 90
Viscosity (25°C, mPa·s) 150 to 235
Curing Performance
Tack-Free Cure Time @ 125°C 7 minutes
Tack-Free Cure Time @ 108°C 13 minutes
Isothermal DSC Conversion ≥90% @ 105°C for 10 minutes
Cured Properties
Thermal Conductivity (W/m·K) 0.19
Glass Transition Temperature -49°C
Shore Hardness (Durometer OO) 38
Elongation (%) 75
Tensile Strength (N/mm²) 0.1 (14.5 psi)
Electrical Properties
Dielectric Constant (1 MHz) 2.76
Volume Resistivity (Ω·cm) 1.9 × 10¹³
Surface Resistivity (Ω) 2.3 × 10¹⁵
Dielectric Breakdown Strength 20.6 kV/mm

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