Sika Boom® FR

Colour

:

Pink

Composition

:

One-component polyurethane

Packaging

:

750 ml can with rubber valve, 12 cans per box

Ambient air temperature

:

Optimum +18 °C min. / +25 °C max. | Permissable +5 °C min. / +35 °C max.

Compressive strength

:

~0.06 N/mm2 (with 10 % deformation)

Cutting time

:

~23 min (after which a 20 mm bead can be cut).

Density

:

~21 kg/m3

Dimensional stability

:

~±10 %

Easy application

:

with nozzle

Fast curing

:

Yes

HFC

:

Free

Joint permeability to water vapour

:

µ = 19, sd = 1.1 m (d = 59 mm, ρ = 14 kg/m3)

Relative air humidity

:

30 % min. / 95 % max.

Service temperature

:

−40 °C min. / +80 °C max. (temporary exposure up to +100 °C)

Shear strength

:

~0.05 N/mm2

Shelf life

:

12 months from the date of production

Sound insulation

:

RST,w (C;Ctr) = 61 (−1; −5) dB

Storage conditions

:

Dry conditions, protected from direct sunlight and at temperatures between +5 °C and +25 °C.

Substrate temperature

:

Optimum +18 °C min. / +25 °C max. | Permissable +5 °C min. / +35 °C max.

Tack free time

:

~11 min

Tensile strength

:

~0.11 N/mm2

Thermal conductivity

:

~0.039 W/mK

Thermal insulation

:

Very good

Water absorption

:

< 1 % of volume (cut surface)

Yield

:

750 ml can

Certification

:

DIN 4102: B1 fire rating class | AS1530.4 FRL: fire rated for up to 4 hours fire protection