Fire-resistant silicone sealant

Nullifire FS703 fire-resistant silicone

FS703 is a one-component, elastic, fire-resistant alkoxy silicone sealant for construction joints in both interior and exterior applications. It provides up to 240 minutes of fire resistance and is suitable for wall and ceiling joints, joints between frames and reveals, and connection joints between different materials. FS703 is suitable for joint widths up to 50 mm and provides excellent airtight sealing. The common installation depth is 2:1 in relation to joint width and depth. The product has VKF approval no. 27628.

Application
For construction joints between concrete, masonry, wood or steel in indoor and outdoor areas with movement capability of ±7.5%.

Brand

NULLIFIRE

Material

neutralvernetzedes Silikon

Storage life (below 25°C)

12 mo

Max. temperature protected till

150 °C

Min. temperature resistance

-40 °C

Shore A hardness

23 gemäss ISO 868

Max. processing temperature

35 °C

Min. processing temperature

5 °C

Curing time (23°C/50% rel. humidity)

1-2 mm/Tag

Skin formation (23°C/50% rel. humidity)

25 min

Curing mechanism

Luftfeuchtigkeit

Fire-resistant silicone sealant

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