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NuSil™ CF-4721

1 of 565 products in this brand
NuSil™ CF-4721 is thermosetting silicone resin. Forms a transparent, rigid material that retains its cured properties over a broad temperature range (up to 300°c/570°f). Has good dielectric properties at high temperatures and humidity.

Product Type: Encapsulant, Solvent free (100% Solids) Adhesive

Application Area: Electrical Components

Chemical Family: Silicones

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Identification & Functionality

Chemical Family

Features & Benefits

Product Highlights
  • A solvent-free, thermosetting resin
  • Forms a transparent, rigid material that retains its cured properties over a broad temperature range (up to 300°C/570°F)
  • Has good dielectric properties at high temperatures and humidity
  • Excellent resistance to radiation
  • 100:1 Mix Ratio (CF-4721:Dicumyl Peroxide)

Applications & Uses

Application Area
Applications
  • For encapsulating electrical and electronic units
  • For electronics and photonics applications

Properties

Appearance
Clear
Typical Properties
ValueUnitsTest Method / Conditions
Refractive Index1.52
Viscosity125 (125 )cP (Mpa*s)
Mmol4.7Vi/g
Durometer Type D75.0
Mix Rat io4.167361111
Non Volat ile Content100.0%
Specific Gravity1.1
Volume Resistivity6.30E+13ohmcm
Cured Properties
ValueUnitsTest Method / Conditions
Cure at 150 °C15.0minutes

Packaging & Availability

Regional Availability
  • Asia Pacific
  • Europe
  • Latin America
  • North America