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SikaSeal®-623 Fire

Fire resistant intumescent sealant for penetration seals

SikaSeal®-623 Fire is a fire resistant, intumescent graphite based  sealant for interior penetration seals.
SikaSeal®-623 Fire is designed to provide a high volume expansion and pressure seal during a fire to combustible pipes that pass through floor and wall service openings.

  • Highly intumescent - volume expansion 20 times original size
  • 1-part ready to use, easy to apply
  • Acoustic insulation
  • Up to 4 hours fire resistance
SikaSeal®-623 Fire SikaSeal®-623 Fire
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Usage

  • Restores the fire resistance performance of a floor or wall which incorporates combustible services such as soil and vent pipes or cables.
 

Advantages

  • Highly intumescent - volume expansion 20 times original size
  • 1-part ready to use, easy to apply
  • Acoustic insulation
  • Up to 4 hours fire resistance

Packaging

300 ml cartridge

12 cartridges per box

600 ml foil pack

12 foil packs per box.

Refer to current price list for packaging variations.

Colour

Anthracite

Product Details

Sustainability / Certifications / Approvals

CERTIFICATES AND TEST REPORTS

  • CE Marking and Declaration of Performace to European Technical Assessment ETA 18/1049, based on EAD 350454-00-1104:2017 - Fire stopping and fire sealing products, penetration seals
  • Fire Intumescent Sealant Pipe Closure and Linear Joint EN 1366-3, SikaSeal®-623 Fire, warringtonfire, Approval No. CF 5717
  • Fire Resistance Performance Classification EN 13501-2, SikaSeal®-623 Fire, warringtonfire, Classification report No. 401159/B
  • Fire Sealant for Fire Stopping EN 1366-3, EN 13501-2, ETAG 026-2, SikaSeal®-623 Fire, UL, Certificate No. UL-EU-01091-CPR
Product Information

Composition

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

~1.35 kg/l

 (ISO 1183-1)

 
Technical Information

Resistance to fire

Refer to ‘Approvals / Certificates’, Sika Passive Fire Protection Handbook or contact Sika Technical Services for additional information.

Service temperature

−20 °C min. / +70 °C max.

Application

Application Information

Ambient air temperature

+5 °C min. / +40 °C max.

Substrate temperature

+5 °C min. / +40 °C max., min. 3 °C above dew point temperature
Application steps

SUBSTRATE PREPARATION

The substrate must be clean, dry, sound and homogeneous, free from oils, grease, dust and loose or friable particles. SikaSeal®-623 Fire adheres without primers and/or activators.

CLEANING OF EQUIPMENT

Clean all tools and application equipment with water immediately after use. Hardened material can only be removed mechanically.

 

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