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Jotun Steelmaster 600WF

Jotun Steelmaster 600WF a cost effective thin film water based intumescent coating

Steelmaster 600WF is a coating for structural steel exposed to cellulosic fire for 90 minute fire protection, quality guaranteed by Exova Warrington Fire Research. Steelmaster 600WF is designed for performance and minimum environmental impact, with high coverage rates and less product required to protect structural steel for 90 minutes fire protection.


  • 5ltr
  • 20ltr


Steelmaster 600WF is a single pack, high solids, waterbourne thin film intumescent coating independently approved for 90 minutes fire protection of structural steel exposed to cellulosic fire. Steelmaster 600WF is Quality Guaranteed by Exova Warrington Fire Research with high coverage rates and significantly lower product useage than other intumescents to protect I-sections, beams and columns up to 90 minutes fire protection. Steelmaster 600WF Intumescent Paint can be used as a midcoat or finish coat in atmospheric environments and should be applied on approved primers on carbon steel substrates, such as Pilot QD or Penguard Express.

Steelmaster 600WF Intumescent Paint contributes to the Green Buildings Standard Credits, it is CE marked product with European Technical Assessment ETA-19/0005. It meets the requirements of BS476 part 20/21, ASTM E84 and EN 13381-8. Reaction to Fire Class B-s1, d0 (EN 13501-1)

 Steelmaster 600WF Intumescent Paint has low VOCs and is specially designed as passive fire protection for steel constructions, it is suitable for structural steel to be used internally or externally up to corrosivity category C3 (ISO 12944-2).  Steelmaster 600WF Intumescent Paint can be applied up to 710 microns by airless spray. Brush or roller application is only recommended for stripe coating and small areas,  multicoats may be required to achieve the recommended DFT. Steelmaster 600WF Intumescent Paint may be overcoated with any approved topcoat such as Pioner Topcoat or Hardtop CA to provide a wide range of RAL or BS Colours.

A free estimation service is available to calculate loading requirements to achieve the required fire protection. E mail the drawings with steel section dimensions to Avace for confirmation of the theoretical coverage rates. Please note to include appropriate loss factors, such as overspray and spillage when calculating your actual requirements.

Surface Preparation

Primed Steel surfaces: Clean, Dry and undamaged compatible coating (ISO 12944-4 6.1.4). Surface to be free from oil grease and other contaminants.

Technical Data

Download Datasheet Download Datasheet

Volume Solids (ISO 3223): 71%

VOC Content: 17 g/lt

Flash point (ISO 3679): 101c

Dry Film thickness: 175-710 microns

Wet Film thickness: 250-1000 microns

Theoretical coverage: Submit drawings for free estimates.

Touch Dry 23c: 2 hrs

Overcoat 23c: 6 hrs

Nozzle tip: 19-23 thou

Pressure at nozzle: 2900psi

Thinner: Ready for use. Do not thin

H&S: Observe the precautionary information on the container. Refer to MSDS for full details on health and safety and storage regulations.

Additional information



Choose Pack Size

5ltr, 20ltr

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