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LOCTITE® SI 5970 is a silicone sealant and cures on exposure to moisture in the air to form a tough rubber gasket. Ideal for flexible flange sealing, and where high vibration or flexing occurs. The product is tack-free after 25 min, and can be used on machined or cast surfaces, metal, plastic or painted parts.


Qualities and Characteristics

  • Replacement for cork and paper cut gaskets on flanges and stamped sheet metal covers
  • Ideal for use where high vibration or flexing occurs
  • Can be used with plastic and painted parts
  • Tack-free after 25 min.

Technical Attributes

Gap Fill 1 mm
Tensile Shear Strength 1.5 N/mm²

Physical Attributes

Colour Black

Practical Attributes

Key Substrates Metal Plastic
Application Gasketing
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£45.50 (£54.60 inc VAT)
LOCTITE®SI 5970 is a silicone sealant and cures on exposure to moisture in the air to form a tough rubber gasket.

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