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RTV 11 General-Purpose Encapsulants

Coatings

RTV 11 General-Purpose Encapsulants

SKU: RTV-11

Brand: Momentive

Pricing on request

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Specifications

Part NumberRTV 11
MaterialSilicone (2P Condensation cure)
ComplianceFDA

Description

RTV 11 is a two-part condensation-cure silicone that is mixed with a curing agent and vulcanises at room temperature, curing uniformly in depth rather than from the surface inward. It is used as a general-purpose encapsulant and potting compound, giving cured parts a flexible, electrically insulating silicone body that protects components from vibration, moisture and handling damage. It forms part of the RTV 11 / RTV 21 / RTV 41 encapsulant family and carries an FDA reference in the manufacturer's data.

Angad Aviation supplies this material for purchase. Request a quote for pack sizes, current price and lead time. Documentation is available on request.

  • Manufacturer: Momentive
  • Part No.: RTV 11
  • Related grades: RTV 21, RTV 41
  • Cure type: 2P Condensation
  • Referenced standard: FDA

Frequently asked

Why use a two-part condensation encapsulant instead of a one-part paste?

Two-part condensation systems cure throughout the mixed mass, so they will cure in thick, fully enclosed sections where a one-part moisture-cure grade would stall. That makes RTV 11 suitable for potting deep cavities and encapsulating assemblies rather than sealing accessible joints.

What handling points matter most when potting with RTV 11?

Accurate ratio and thorough mixing of base and curing agent, followed by de-airing where voids are unacceptable, since entrapped air in an encapsulant becomes a permanent defect. Condensation cure also releases a volatile by-product, so allow the cured mass to breathe and be aware that cure inhibition can occur on some contaminated substrates.

How do I get pricing, pack sizes and lead time?

Angad Aviation supplies this product quote-first. Request a quote with the grade and quantity you need and our team confirms available pack sizes, current price and lead time.

From other manufacturers

Other manufacturers we source in Coatings. Not a statement of interchangeability — send us your part number and we will confirm what fits.

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Momentive RTV 11 General-Purpose Encapsulants