Fire resistant acrylic sealant for linear seals and penetrations Sikacryl-621 Fire+ is a fire resistant, intumescent, phthalate-free acrylic sealant used for interior joints and penetration seals in fire compartment walls and floors. - Up to 4 hours fire resistance.
- 1-part ready to use, easy to apply.
- Provides acoustic insulation.
- Tested for a large variety of relevant wall and floor types.
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Usage - Restores the fire resistance performance of a wall or floor which incorporates penetration services or linear seals.
- Can be used in combination with SikaSeal-626 Fire Board+, SikaSeal-627 Fire Collar+ and SikaSeal-629 Fire Wrap+.
Advantages - Up to 4 hours fire resistance.
- 1-part ready to use, easy to apply.
- Provides acoustic insulation.
- Tested for a large variety of relevant wall and floor types.
Packaging 300 ml cartridge | 12 cartridges per box | |
Technical Information Service Temperature −20 °C min. / +70 °C max. Resistance to fire Refer to ‘Approvals / Certificates’ or contact Sika Technical Services for specific information. Joint Design Refer to ‘Approvals / Certificates’ or contact Sika Technical Services for specific information. |
Application Information Sag Flow ~0 mm (20 mm profile, +50 °C) | (ISO 7390) | Ambient Air Temperature +5 °C min. / +30 °C max. Substrate Temperature +5 °C min. / +30 °C max., min. +3 °C above dew point temperature Backing Material Refer to ‘Approvals / Certificates’ or contact Sika Technical Services for specific information. Skin Time ~15 min (+23 °C / 50 % r.h.) | (CPQ 019-1) | |
The above design is only a sample of the options available, for reference purposes only. Our policy of continuous improvement may result in a change of specifications without notice. If any discrepencies might be between the data sheet values and standards, we reserve the rights to make technical changes. Our company will not be held responsible, as all or any of pictures, drawings, weights and dimensions details or other elements in this document are only indicative and must not be considered contractual. Contact our sales team for other specifications or custom made products.
Contact our sales team for other specifications or custom made products.