Products

DOWSIL™ CN-8880 Thermal Grease

  • Technology: Non-curing, thermally conductive silicone paste technology.

  • Brand Name: DOWSIL™ CN-8880 Thermal Grease

  • Manufacturer: The Dow Chemical Company (or an affiliated company of Dow)

  • Package Size: Contact Avantek for details.

  • Shelf Life: 12 months

DOWSIL™ CN-8880 Thermal Grease:


1. Product Overview

  • Type: Non-curing, thermally conductive silicone paste.
  • Composition: Heavily filled with heat-conductive metal oxides.
  • Key Benefits:
    • High thermal conductivity for efficient heat transfer.
    • Low oil bleed.
    • Stable performance at high temperatures (up to 177°C / 350°F).
  • Purpose: Designed to improve the heat sink seal between electronic components and heat sinks, ensuring reliable thermal management.

2. Applications

  • Primary Use: Gap filling between heat sinks and electronic components.
  • Suitable For:
    • Transistors
    • Diodes
    • Rectifier bases
    • Other heat-generating devices
  • Application Methods:
    • Screen printing
    • Stencil printing
    • Needle dispensing

3. Typical Properties

Property Unit Result
Viscosity cP (mPa-sec, Pa-sec) 836,000 (836,000 / 836)
Extrusion Rate g/min 695
Flow Rate – Slump cm 0.1 – 0.4
Specific Gravity (Uncured) 2.16
Dielectric Strength (JIS K 6249) Volts/mil, kV/mm 225, 9
Volume Resistivity (JIS K 6249) ohm·cm 2.89 × 10¹⁵
Thermal Conductivity (Hot Disk) BTU/hr·ft·°F / W/mK 0.578 / 1
Oil Bleed (150°C/24 hrs) % < 0.01
Volatility (150°C/24 hrs) % 0.14
Shelf Life months 12

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