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SC803 Intumescent Base Coat

Verified by manufacturer over a year ago

Nullifire

Water-based intumescent coating system.

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Application

  • Compatible with a range of top seals, for perfect internal fire rating solution.
  • Can be roller or air-brush applied.

Description

A water-based, white, thin film intumescent coating for the protection of internal structural steelwork to C1 and C2 environments.


Features and benefits:

  • Easy to apply.
  • Very low VOC.
  • CE marked product.
  • SVHC free formula.
  • Compatible with a range of primers and top seals.
  • Optimised loadings for 60-minutes fire resistance level but can protect some 90-minutes requirement.
  • CE marked product with very low VOC emissions and no substances of high concern.

General information

Color

White

Finish

Smooth matt finish.

Guidance for specification option:

A compatible top-seal can be applied if a decorative finish is required.

Manufacturer guidance

Level of finish to be approve by the Architect prior to the start of the project. Contact manufacturer for more information.

Warranty description

Ten years.

Guidance for specification option:

AS per AS2312 Guidelines. Check with manufacturers data.


Manufacturer guidance

Intumescent coating warranty documentation can only be requested prior to commencement of works. Check with manufacturer.

Uniclass

Ss_40_90_40_42 Intumescent coating systemsPrimary

SpecPack

05100 Structural Steel

SpeedSpec

05100 Structural Steel

Specification data - Intumescent coating systems

System performance

90/90/90.

Guidance for specification option:

Specified Fire Resistance Level up to 90/90/90.

Primer

Intercure 200.

Guidance for specification option:

75 Microns dry film thickness (minimum).

Manufacturer guidance

Application in accordance with C1 and C2 environment.

Use of alternative primers needs manufacturers' approval prior application. Refer to manufacturers' data sheets and instructions.

Intumescent base coat

SC803 intumescent coatings.

Manufacturer guidance

Application as per loading schedule. Refer to manufacturers' data sheets and instructions.

Sealer coat

Interthane 870.

Guidance for specification option:

Optional/compatible topcoat in 75 Microns dry film thickness (minimum). Refer to manufacturers' data sheets.

Manufacturer guidance

Use of alternative topcoats needs manufacturers' approval prior application. Refer to manufacturers' data sheets and instructions.

Bolt head and nut protection

Intumescent bolt caps.

Guidance for specification option:

Bolted connections should be suitably protected with fire rated bolt caps (Assessed to AS1530.4). Check with manufacturer for supply.

Execution

Airless spray.

Brush roller.

Manufacturer guidance

Application in accordance with the manufacturer’s instructions,

application conditions and product guidelines.


AS1851 Guidelines: Annual Inspection and maintenance as required. 


Standard

AS 1530.4 -2014

Environmental specifics

Classification C1 and C2.

Volume solids

69%, ±3%.

VOC

0.5 g/L.

Viscosity

300 - 350 Poise.

Guidance for specification option:

Spindle 6 @ 20 rpm.

Application temperature

Between +5°C and 35°C

Manufacturer guidance

For detailed product application instructions ang guidelines. Refer to manufacturers' data sheets.

Shelf life

12 months.

Guidance for specification option:

Stored as recommended in original unopened container.

Store in secure, dry warehouse conditions between +5°C and 35°C. Refer to manufacturers' data sheets.

Colour/ Finish

White.

Manufacturer guidance

Level of finish to be approve by the Architect prior to the start of the project. Contact manufacturer for more information.

Coverage

1000 g/m².

Guidance for specification option:

 Based on an applied 0.5 mm dry film thickness

Curing

0.2 mm.

Guidance for specification option:

Curing for DFT 0.2 mm at 3 hours for 10°C, 2 hours for 20°C and 1 hour for 30°C.

0.5 mm.

Guidance for specification option:

Curing for DFT 0.5 mm at 4 hours for 10°C, 3 hours for 20°C and 2 hour for 30°C.

1.0 mm.

Guidance for specification option:

Curing for DFT 1.0 mm at 6 hours for 10°C, 4 hours for 20°C and 3 hour for 30°C.

Manufacturer guidance

Recommended overcoat time is 16 hours. For detailed product application instructions ang guidelines. Refer to manufacturers' data sheets.

Sustainability data

Contains Red List materials

Yes

Guidance for specification option:

Ultra-low VOC. Contains no substances of very high concern.

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

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