LOCTITE® SI 594

Features and Benefits

General purpose, 1-part silicone adhesive sealant, which cures at room temperature to form a tough rubber seal. Can also be used for potting and coating.
LOCTITE® SI 594 is a white, general purpose, 1-part RTV (room temperature vulcanizing) acetoxy silicone adhesive sealant, which cures at room temperature on exposure to moisture in the air to form a tough rubber seal. Its thixotropic nature allows for easy flow dispensing, while preventing the migration of liquid product once applied to the part. Will not slump in overhead or vertical applications. It has been formulated to withstand extreme temperature cycling, UV light, and ozone. Please note this product cannot be painted.
  • General purpose flexible adhesive/sealant
  • Temperature resistance up to 204°C (400°F)
  • Forms tough rubber seal/bond to most surfaces
  • Thixotropic for ease of application
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Technical Information

Applications Sealing
Chemical basis / base Acetoxy silicone
Color White
Cure type Room temperature vulcanization (RTV) cure
Key characteristics Mix: no mix required, Thixotropic
Number of components 1 part
Physical form Paste
Storage temperature 8.0 - 21.0 °C