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Application

Bostik Fireban® One may be used internally and externally to seal linier joints, gaps and service penetrations in the following substrates: - Insitu concrete floors and walls. - Precast and tilt up panels. - Brickwork and blockwork. - Rendered masonry. - Plasterboard (Fire rated and/or acoustic rated). - Fibre cement sheet (Fire rated and/or acoustic rated)

Description

Bostik Fireban® One is a fire rated intumescent, low modulus, one component, Class-A polyurethane sealant. When cured it will form a tough, flexible fire rated seal capable of cyclic expansion and compression movement of 50% (± 25%) of the original installed joint width. Bostik Fireban® One is resistant to normal weathering conditions such as rain, sunlight, snow, sleet, ozone, atmospheric contamination and pollution.

General information

Color

Limestone, Off-white.

Grey

Export.


White

Export.

Other

Finish

Smooth thixotropic paste.

Material

Polyurethane.

Shape

Tool sealant to achieve concave shape.

Other

Size

Ensure maximum adhesion to bond face and depth to width ratio of 1:1 for 10mm joints and 1:2 for joints over 10mm up to 50mm and 3:4 for some joints in specialist applications (contact Bostik for specific joint requirements and configurations).

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Uniclass

Pr_30_31_76_40 Intumescent firestop sealantsPrimary

NATSPEC National Classification System

0181a Adhesives and Sealants

0181 Adhesives, Sealants and Fasteners

0182 Fire-Stopping

SpeedSpec

07810 Fireproofing

SpecPack

07810 Fireproofing

Specification data - Intumescent firestop sealants

Standard

AS 1530.4 - 2014 AS 4072.1 - 2005

Material

Polyurethane.

Colour

Limestone.

Grey.

White.

Application temperature

Minimum 5 °C to maximum 35 °C.

Curing time

Full cure 7 days on porous substrates.

Joint width

Up to 50mm.

Viscosity

Non-sag, smooth thixotropic paste.

Fire resistance

Up to 4 hours to AS 1530.4-2014 and AS 4072.1-2005.

Service temperature

Minimum -40 °C to maximum 70 °C.

Cure time

2mm/24 hours on porous substrates.

Fully cured

7 days on porous substrates.

Specific gravity

1.45 g/ml.

Shore A hardness

30.

TensileStrength

> 1.3 N/mm².

Elongation at break

> 900%.

Joint movement

± 25%.

Environmental information

Country of product manufacture

Australia

Literature

Bostik Fireban One - Technical Data Sheet

Bostik Fireban One - Technical Data Sheet

Case studies

West Side Place - Stage 1, Towers 1 & 2

West Side Place - Stage 1, Towers 1 & 2