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Loctite SI 5900 RTV Silicone Gasket Maker

SI 5900

Overview

Loctite SI 5900 is a moisture-cured, heavy-bodied silicone form-in-place flange sealant with excellent resistance to oil and joint movement. It tolerates gaps up to 6.35mm, adheres to metal, plastic, glass and ceramic, and cures without shrinkage, cracking or relaxation.

Specifications

Color
Black
Base Type
Silicone (alkoxy/oxime blend)
Cure Type
Room temperature vulcanization (RTV) cure
Service Temperature
-55°C to 200°C (-65°F to 400°F)
Certifications
NSF Category P1

Technical Information

  • Gap fill up to 6.35mm (0.25 in)
  • Tack-free in 15 minutes
  • No shrinkage, cracking or relaxation when cured

Typical Applications

  • Stamped sheet metal covers
  • Flexible flange sealing
  • Large-gap flange assemblies up to 6.35mm

Industries

Automotive AftermarketIndustrial Manufacturing

Technical Documents

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