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NuSil™ R-2180-2

1 of 565 products in this brand
NuSil™ R-2180-2 is a addition-cure high tear strength, silicone dispersion.

Polymer Name: Silicone Elastomer

Features: Electrically Conductive, Good Tear Strength

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Identification & Functionality

Chemical Family
Polymer Name
Technologies

Features & Benefits

Product Highlights
  • Two-part silicone elastomer dispersed in xylene
  • Two medium viscosity parts blend easily in a convenient 1:1 ratio (Part A:B)

Applications & Uses

Cure Method
Applications
  • For dip casting and heat-curing of thin elastomeric films
Instructions for Use

Mixing

Thoroughly stir individual components prior to addition to ensure homogeneity. Mix in a 1:1 ratio by weight or volume. Exercise care to prevent solvent loss during deairing. Accomplish additional dilution for thin film applications by adding appropriate solvent.

Warning: Consult the MSDS for R-2180-2 prior to use as its solvent carrier is hazardous.

Vacuum Deaeration

Remove air entrapped during mixing by common vacuum deaeration procedure, observing all applicable safety precautions. Slowly apply full vacuum to a container rated for use and at least four times the volume of material being deaerated. Hold vacuum until bulk deaeration is complete.

Substrate Considerations

Cures in contact with most materials, exceptions include: sulfurcured organic rubbers, latex, chlorinated rubbers, some RTV silicones and unreacted residues of some curing agents

Properties

Appearance
Translucent
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity3,275 (3,275 )cP (Mpa*s)
Non Volat ile Content20.0%
Durometer Type A45.0
Elongat ion1000.0%
Mix Rat io0.042361111
Stress at Strain 100 %140 (0.97)psi (MPa)
Tear300 (52.91 )ppi (kN/m)
Tensile1,650 (11.38 )psi (MPa)
Cured Properties
ValueUnitsTest Method / Conditions
Cure at RTV30.0minutes
Cure at 75 °C45.0minutes
Cure SystemPlatinum
Cure at 150 °C135.0minutes

Packaging & Availability

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