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Fireban One
One part fire rated intumescent polyurethane joint sealant
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
ColorLimestone, Off-white. | Grey Export. White Export. Other |
Finish | Smooth thixotropic paste. |
Material | Polyurethane. |
ShapeTool sealant to achieve concave shape. | Other |
SizeEnsure 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). | - |
Uniclass | |
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
Case studies
West Side Place - Stage 1, Towers 1 & 2