SikaSeal®-623 Fire+

Fire resistant intumescent sealant

SikaSeal®-623 Fire+ is a fire resistant, intumescent graphite sealant. It is used for penetration seals around combustible services in fire compartment walls and floors. In case of fire, SikaSeal®-623 Fire+ closes gaps due to volume expansion of up to 25 times.

  • Up to 4 hours fire resistance
  • Highly intumescent – volume expansion up to 25 times original size
  • 1-part ready to use, easy to apply

Usage

  • Restores the fire resistance performance of a wall or a floor which incorporates combustible pipes, combustible pipe insulations or conduits.

Packaging

300 ml cartridge

12 cartridges per box

600 ml foil pack

12 foil packs per box

Advantages

  • Up to 4 hours fire resistance
  • Highly intumescent – volume expansion up to 25 times original size
  • 1-part ready to use, easy to apply
  • Provides acoustic insulation 
  • Tested for a large variety of relevant wall and floor types

Colour

Anthracite

Product Information

Chemical base

Graphite

Shelf life

12 months from the date of production

Storage conditions

The product must be stored in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5 °C and +25 °C.
Always refer to packaging.

Density

~1.5 kg/L

(ISO 1183-1)
 
Technical Information

Service temperature

-20 °C min. / +70 °C max.

Resistance to fire

Refer to ‘Approvals / Certificates’ or contact Sika Technical Services for additional information.

SikaSeal®-623 Fire+

Technical Data Sheet (TDS)

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