Sikacryl-624 Fire Resistant Acrylic Sealant

573306

Sikacryl-624 Fire, a 1-part, fire resistant, acrylic sealant/coating for large gaps and joints in floors and floor/wall intersections in combination with mineral wool backing. It restores the fire resistance performance (up to 3 hours, in combination with mineral wool) of cavity barriers and joints at floor and wall intersections.

  • Part of the Sika Passive Fire Protection range
  • Acoustic insulation when used in combination with mineral wool
  • Can be poured, spray- or brush-applied
  • Can be applied down to 5°C
  • Service temperature between −20 °C and +70 °C

**Available for delivery - see Delivery Options below**

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£310.53
VAT excluded

£372.64 Tax incl.
Quantity

Description

Sikacryl-624 Fire is a 1-part, fire resistant, acrylic sealant/coating for large gaps and joints in floors and floor/wall intersections in combination with mineral wool backing. It restores the fire resistance performance (up to 3 hours, in combination with mineral wool) of cavity barriers and joints at floor and wall intersections.



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Features & Benefits


  • Acrylic sealant/coating
  • 1-part
  • Up to 3 hours fire resistance (in combination with mineral wool)
  • Acoustic insulation when used in combination with mineral wool
  • Can be poured, spray- or brush-applied



Approvals / Standards


  • CE Marking and Declaration of Performace to European Technical Assessment ETA 18/1050, based on EAD 350141-00-1106:2017 - Fire stopping and fire sealing products, linear joint and gap seals
  • Fire Resistance Performance Classification EN 13501-2, Sikacryl-624 Fire, Warringtonfire, Classification report No. 401159/C
  • Fire Sealant for Fire Stopping EN 1366-4, EN 13501-2, ETAG 026-3, Sikacryl-624 Fire, UL, Certificate No. UL-EU-01092-CPR
  • Fire Slab Edge Linear Joint EN 1366-4, Sikacryl-624 Fire, Warringtonfire, Approval No. CF 5716
  • UL EU
  • Certifire



Product Information


Product Information
Chemical Base Water based acrylic
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


Technical Information
Resistance to fire Refer to 'Approvals / Standards', Sika Passive Fire Protection Handbook or contact Sika/Rawlins Technical Services for additional information.
Service Temperature −20 °C min. / +70 °C max.



Application Information


Application Information
Consumption

~2,8 kg/m2

This figure is theoretical and does not allow for any additional material due to surface porosity, surface profile, variations in level or wastage etc.

Layer Thickness 2 mm (wet)
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 Instructions


Substrate Quality/Pre-Treatment

The substrate must be clean, dry, sound, free from oils, grease, dust and loose or friable particles. Sikacryl-624 Fire adheres without primers and/or activators.

 

Application

Reference must be made to the Sika Passive Fire Protection Handbook or contact Sika Technical Services for specific information.

 

Cleaning of Tools

Clean all tools and application equipment with water immediately after use. Once cured, hardened material can only be removed mechanically.

Resistance to fire of cavity barriers in floors (floor thickness ≥ 150 mm) sealed with Sikacryl-624 Fire. Tested acc. EN 1366-4 and classified acc. EN 13501-2/EAD 350141-00-1106.

Substrates Movement Configuration Joint width (mm) Joint depth (mm) Resistance Class
Concrete* / Concrete ± 25% 1 10 - 200** 1*** EI 180, E 240
  ± 25% 2 10 - 200** 1*** EI 180, E 240

* Brickwork, concrete or aerated concrete with a density ≥ 760 kg/m3

** Backed with ≥ 80 kg/3 mineral wool, ≥ 100 mm deep

*** ≥ 1 mm dry film thickness, equals to ≥ 2 mm wet film thickness



Further Documents




Limitations


  • Limitations regarding dimensions and configuration described in the relevant fire resistance classification reports must be considered.
  • Do not use Sikacryl-624 Fire as a glass sealant, for floor or sanitary joints, on natural stone, or for civil engineering applications.
  • Do not use Sikacryl-624 Fire on bituminous substrates, natural rubber, EPDM rubber or on any building materials which might leach oils, plasticizers or solvents that could degrade the sealant.
  • Do not use Sikacryl-624 Fire for joints under water pressure or for permanent water immersion.

 

IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contacted to obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with Condition 8 of the Terms and Conditions. We will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.

Product Details
573306

Data sheet

Manufacturer
Sika
Interior / Exterior Use
Interior
Water / Solvent Based
Water
Colour
White
Single, Two or Three Pack
Single
Max. Application Temperature
40 °C
Min. Application Temperature
5 °C
Density
~1,35 kg/l (ISO 1183-1)
Shelf Life (from date of manufacture)
12 months
Attachments
Download


Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.


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