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Sikacryl-620 Fire, Fire Resistant Acrylic Sealant for Linear Joints, Interior & Exterior, 600 mL

Sikacryl-620 Fire, Fire Resistant Acrylic Sealant for Linear Joints, Interior & Exterior, 600 mL

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SIKA

Sika is a global leader in specialty chemicals for the construction and industrial sectors. The company develops and supplies innovative products and systems for bonding, sealing, damping, reinforcing, and protecting structures. With a strong focus on sustainability and performance, Sika serves a wide range of applications including concrete production, waterproofing, roofing, flooring, and structural strengthening.

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General Specifications
Ambalare 600 mL
Utilizare Fire-Resistant Joint Sealing On Various Substrates
Zonă de utilizare Interior & Exterior
Culoare White
Bază chimică 1 part acrylic dispersion
Condiții de depozitare +5 °C to +25 °C - Store in dry conditions, protected from sunlight and frost.
Densitate 1.65 kg/L
Temperatură de funcționare -25 >< +70 (dry)
Timp de aplicare 15 min.
Timp de uscare 24 hours
Grosime de aplicare 10 >< 35 mm
Metodă de aplicare Gun
Rezistență la radiații UV No
Rezistent la umiditate Yes
Rezistent la mucegai Not specified
Vopsibil Yes
Etanșant Yes
Flexibil Yes (moderate flexibility)

Fire resistant acrylic sealant for linear joints in walls and floors.

Sikacryl-620 Fire is a fire resistant, 1 part, water-based sealant.

  • Up to 4 hours fire resistance according to EN 1366-4.
  • Good workability.
  • Good adhesion to a wide range of substrates.
  • Water-based.
  • Over-paintable.
Usage
Sikacryl-620 Fire is designed for fire resistant connection joints on porous and non-porous substrates.
Advantages
  • Up to 4 hours fire resistance according to EN 1366-4.
  • Good workability.
  • Good adhesion to a wide range of substrates.
  • Water-based.
  • Over-paintable.
 
Packaging

600 ml foil pack, 12 foil packs per box

300 ml cartridge, 12 cartridges per box

380 ml cartridges, 25 cartridges per box
Colour

White, grey
Technical Information
Service Temperature

−25 °C min. / +70 °C max. (dry)

Joint Design

Refer to ‘Approvals / Certificates’, Sika Passive Fire Protection Handbook or contact Sika Technical Services for specific information.
Application Information
Backing Material

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

~1 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
Curing Rate

~2 mm / 24 hours (23 °C / 50 % r.h.)

(CQP 049-2)
Skin Time

~15 min (23 °C / 50 % r.h.) 

(CPQ 019-1)