Sikasil®-670 - 300ml Grey Fire Fire Rated Silicone Joint Sealant

SKU: 649355

Sikasil®-670 Fire is a high-performance, grey in colour, fire-rated silicone sealant designed for demanding applications where fire resistance, elasticity, and durability are essential. It is a one-component, moisture-curing, low-modulus elastic joint sealant, making it suitable for both internal and external use. 

Key Features:

  • Fire Resistance:
  • Weather Resistance: Excellent resistance to weathering, UV radiation, and temperature fluctuations, ensuring long-term performance in exterior applications.
  • Elasticity: Low-modulus formulation provides high elasticity and movement capability, accommodating joint movement without losing adhesion or performance.
  • Curing: Moisture-curing, allowing it to cure upon exposure to atmospheric moisture.

Typical Applications:

  • Fire-rated joints in walls, floors, and ceilings.
  • Sealing around fire doors, windows, and other fire-rated penetrations.
  • Expansion joints in fire-resistant structures.
  • External joints exposed to weathering and UV radiation.

Benefits:

  • Superior fire resistance for up to 4 hours.
  • Excellent durability and resistance to weathering, making it suitable for exterior use.
  • High elasticity and movement capability, ensuring long-term performance in dynamic joints.
  • Compatible with a wide range of substrates, including concrete, metal, glass, and ceramics.

Sikasil®-670 Fire is an ideal choice for applications requiring both fire resistance and weather durability, providing reliable performance in challenging environments.


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