Applications

SYLGARD™ Q3-3600 Thermally Conductive Encapsulant

  • Technology: Thermally Conductive Silicone Encapsulant
  • Brand Name: SYLGARD™ Q3-3600 Thermally Conductive Encapsulant
  • Manufacturer: Dow
  • Package Size: Contact Avantek for details.
  • Shelf Life: Contact Avantek for details.

1. Product Overview

SYLGARD™ Q3-3600 is a two-part, thermally conductive silicone encapsulant with a 1:1 mix ratio. It is highly flowable, self-leveling, and offers versatile heat curing with a long working time at room temperature. The encapsulant provides efficient thermal management by conducting heat away from electronic components while offering a UL 94 V-1 flammability rating.

2. Applications

SYLGARD™ Q3-3600 is designed for:

  • Encapsulating and protecting electronic components in automotive and industrial applications
  • Enhancing thermal transfer for heat dissipation in PCB system assemblies
  • Providing insulation and environmental protection to sensitive components

3. Typical Properties

Property Unit Part A (Base) Part B (Catalyst) Mixed Cured
Color Gray Gray Gray Gray
Viscosity cP 4500 3000 3200
Specific Gravity 2.15
Durometer Hardness Shore A 89
Tensile Strength psi (MPa) 957 (6.6)
Elongation % 55
Lap Shear Strength (Al) psi (MPa) 653 (4.5)
Dielectric Strength volts/mil 660
Volume Resistivity ohm-cm 1E+15
Thermal Conductivity W/m·K 0.8
Heat Cure Time at 150°C minutes 60
UL Flammability Rating 94 V-1

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