LOCTITE® SI 587 Blue High Performance Silicone

Known as Loctite 587 Blue Superflex

Features and Benefits

Thixotropic oxime silicone paste used for formed-in-place gasketing and sealing applications in plant maintenance and various sized OEMs.
LOCTITE® SI 587 is a metallic blue, thixotropic oxime silicone paste used for gasketing and sealing applications in plant maintenance and various sized OEMs. As a formed-in-place gasket/sealant, it has been designed to give outstanding performance in typical automotive gasketing applications. This product is typically used in applications up to +500 °F (+260 °C).
  • Enhances load bearing & shock absorbing characteristics of the bond area
  • Used in applications up to 500 °F (260 °C)
  • Excellent resistance to automotive engine oils and adheres to a wide range of substrates
  • Excellent adhesive for bonding and repairing fabricated silicone gaskets
  • Thixotropic
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Technical Information

Applications Gasketing, Sealing / Dressings for Existing Gaskets
Color Blue
Cure type Room Temperature Vulcanization (RTV) Cure
Number of components 1 Part
Physical form Paste
Specific gravity, @ 25.0 °C 1.33
Storage temperature 8.0 - 21.0 °C