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NuSil™ R2-3930-11

1 of 565 products in this brand
NuSil™ R2-3930-11 is a fluorosilicone adhesive/sealant/coating.

Chemical Family: Silicones

Product Type: Adhesive, Coating, Elastomeric Sealant

Application Method: Spray

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family

Features & Benefits

Ready-to-Use Product Features
Product Highlights
  • A gray, two-part, RTV silicone
  • Supplied in a 6 oz tube with a quart of solvent/flattening agent
  • Federal Color Standard 36622 (flat light gray)
  • 100 mol % fluorosilicone

Applications & Uses

Application Method
Applications
  • For coating, sealing, and bonding applications requiring solvent and/or fuel resistance
  • Can be further dispersed for spraying applications
  • Bonds aggressively to most surfaces
  • For protecting or bonding hardware components exposed to gasoline or aviation fuels
Instructions for Use

Mixing

Dispense 6 oz tube into solvent/flattening agent and mix until homogenous. Accomplish additional dilution for spray applications by adding appropriate solvent. Take care to hold the tube nozzle below the surface of the solvent in order to limit the exposure to atmospheric moisture to achieve maximum work time.

Cure Time

Curing or vulcanization time depends upon the thickness of the silicone adhesive layer, relative humidity, and accessibility of atmospheric moisture to the curing adhesive. For sections of typical thickness, a relative humidity level between 20-60% is recommended to cure the adhesive at room temperature. Cure continues for several days until acetic acid odor has disappeared.

Properties

Appearance
Light Gray
Typical Properties
ValueUnitsTest Method / Conditions
Tack Free Time20.0minutes
Durometer Type A35.0
Elongat ion415.0%
Lap Shear315 (2.17 )psi (MPa)
Specific Gravity1.36
Tear60 (10.58 )ppi (kN/m)
Tensile900 (6.21 )psi (MPa)
Cured Properties
ValueUnitsTest Method / Conditions
Cure at RTV72.0hours
Cure SystemAcetoxy

Packaging & Availability

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