SC902 Intumescent Steel Coating
Verified by manufacturer over a year ago
Nullifire SC902 provides a fast curing effective structural fire performance, for steelwork up to 120 minutes fire rating.
Application
- Suitable for both off-site or on-site applications.
- Can be applied directly to blasted steel in a single application.
- Existing spray equipment can be used and can be applied in standard airless spray application.
- Ideal for open construction sites - saves on labour costs and time delays
Description
Nullifire SC902 provides a fast curing effective structural fire performance, for steelwork up to 120 minutes fire rating.
Features and benefits:
- Fast cure, early weather resistance, shower proof within 1 hour.
- Achieves external durability with an approved top seal.
- Cures below 0° and fully dry by the following day.
- Self-priming system tolerant of light rusting to steel, up to 2 weeks post blasting.
- High build potential with all ratings in one application.
- Fire rating up to 120 minutes assessed in accordance with AS1530.4- 2014 and AS4100-1998
Structural Elements for Protection:
- Internal Steelwork fire rated up to 120 minutes, Non-Visible Environment up to C1
- Internal Steelwork fire rated up to 120 minutes. Visible Environment up to C2
- External Steelwork fire rated up to 120 minutes. Visible Environment up to C3
- External Steelwork fire rated up to 120 minutes. Visible Environment up to C4
- Swimming pool Steelwork fire rated up to 120 minutes. Visible Environment up to C3
General information
Color | White |
Finish | Textured Guidance for specification option: A compatible top-seal can be applied if a decorative finish is required. Manufacturer guidanceLevel of finish to be approve by the Architect prior to the start of the project. Contact manufacturer for more information. |
Warranty description | Ten year Guidance for specification option: AS per AS2312 Guidelines. Check with manufacturers data. Manufacturer guidanceIntumescent coating warranty documentation can only be requested prior to commencement of works. Check with manufacturer. |
Uniclass | |
SpecPack | 05100 Structural Steel |
SpeedSpec | 05100 Structural Steel |
Specification data - Intumescent coating systems
System performance | Guidance for specification option: Specified Fire Resistance Level up to 120/--/--. |
Primer | Intecure 200.Guidance for specification option: Primer coating for C1 & C2 and intermediate coating for C3 environment at 75 Microns dry film thickness (minimum). Check with manufacturers specifics. Interzinc 52Guidance for specification option: Primer Coat for C3 Environment at 75 Microns dry film thickness (minimum). Check with manufacturers specifics. Manufacturer guidanceApplication in accordance with C1, C2 and C3 environment, and the use of alternative primers needs manufacturers' approval prior application. Refer to manufacturers' data sheets and instructions. |
Intumescent base coat | Nullifire SC902.Manufacturer guidanceApplication as per loading schedule. Refer to manufacturers' data sheets and instructions. |
Sealer coat | Interthane 870 / Interthane 878.Guidance for specification option: Optional/compatible topcoat in 75 Microns dry film thickness (minimum). Refer to manufacturers' data sheets. Manufacturer guidanceApplication in accordance with C1 and C2 environment. Refer to manufacturers' data sheets and instructions. |
Bolt head and nut protection | Galvanized bolts.Guidance for specification option: Require no further preparation other than solvent de-greasing and Nullifire SC902. Intumescent bolt caps.Guidance for specification option: An approved system for fire protection for bolted connections – compliant with AS1530.4-2014 – contact Permax for additional details. |
Execution | Airless spray unit.Guidance for specification option: Refer to Permax for advice regarding appropriate equipment. |
Standard | To AS1530.4 - 2014 and AS 4100 - 1998. |
Environmental specifics | Low VOC and no solvent entrapment or prolonged solvent odour once fully cured. Guidance for specification option: As per Cetec VOC Content Test Certificate CV140407a. To Green Building Council of Australia Green Star Office Design Specification V3 IEQ-13. |
Volume solids | 85%, ± 3%. |
VOC | 137 g/L. |
Viscosity | Part A 220 ± 10%. Part B 9 ± 10%. Part C 110 ± 10%. Manufacturer guidanceViscosity spindle 7@50 rpm. Refer to manufacturers' data sheets. |
Application temperature | 0° to 35°C. Guidance for specification option:
Manufacturer guidanceFor detailed product application instructions ang guidelines. Refer to manufacturers' data sheets. |
Pot life | 60 minutes. |
Colour | Part A - White. Part B - Translucent Black. Mixed - White. Cured - White. |
Coverage | 1750 g/m². Guidance for specification option: Based on an applied 1.00 mm dry film thickness. |
Curing | 24 hours. Guidance for specification option: Dry film thickness up to 3mm, 24 hours curing is required at 25°C before topcoat application. 48 hours. Guidance for specification option: Dry film thickness above 3mm, 48 hours curing is required at 25°C before topcoat application. Manufacturer guidanceFor detailed product application instructions ang guidelines. Refer to manufacturers' data sheets. |
Surface preparation | Guidance for specification option:
Manufacturer guidanceRefer to Permax for specification advice. |
Ties | Intergard 269. Guidance for specification option: Tie coat. |
Sustainability data
Contains Red List materials | Yes Guidance for specification option: Low VOC and no solvent entrapment or prolonged solvent odour once fully cured. Manufacturer guidanceCetec VOC Content Test Certificate CV140407a to Green Building Council of Australia Green Star Office Design Specification V3 IEQ-13. |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom Manufacturer guidanceProducts Manufactured in Malaysia and United Kingdom |
Literature
Nullifire Brochure
Nullifire SC902 Intumescent Coating Specification Structural Steel Fire Protection
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SC803 Intumescent Base Coat