Jotun SteelMaster 120SB
Jotun SteelMaster 120SB is a ready to use, independently approved, solvent based intumescent coating. It provides up to 120 minutes fire protection of structural steel exposed to cellulosic fire. It can be used as mid coat or finish coat in atmospheric environments and is suitable on approved primers on carbon steel substrates.
Best Uses
Jotun SteelMaster 120SB is specially designed as a reactive fire protection system for steel constructions. It is suitable for structural steel exposed to internal environments up to corrosivity category C4 (ISO 12944-2), with a compatible topcoat.
If you require a detailed coating specification please contact our Technical Team.
Application
To secure lasting adhesion to the subsequent product all surfaces shall be clean, dry and free from any contamination. Application is by airless spray or Brush (for touch up only). Refer to the Application Guide (AG) for additional information.
IMPORTANT INTUMESCENT PRODUCT NOTE: Always contact Promain’s technical team prior to purchase to obtain a tailored project specification and the advice necessary. The information displayed on this website should only be used as a guide. Promain UK Limited will not be held liable for any resulting damage to property, human life or monetary costs incurred due to incorrect specification, preparation, application or maintenance that has occurred due to negligence by either the purchaser or applicator. This includes your failure to have contacted us to obtain the relevant advice/specification.
Approvals and Certificates
- BS476 part 20/21
- Additional Certificates and Approvals may be available on request.
Features
- Majority of steel sections covered
- Easy airless spray application
- Ready to use
- Reduced application time
- Reduced site costs
Technical Info
| Components: | Single Pack |
| Type: | Solvent Based |
| Finish: | - |
| Stock Colours: | White |
| Tintable: | No |
| VOC Content: | 351 g/l |
| Volume Solids: | 72 ± 3% |
| Suitable Substrates: | Structural steel and carbon steel |
| Application Method: | Airless Spray or Brush (Touch up only) |
| Theoretical Coverage: | - |
| Wet Film Thickness (WFT): | 280 - 1000 μm |
| Dry Film Thickness (DFT): | 200 - 720 μm |
| Induction Time: | - |
| Pot Life: | - |
| Touch Dry: | 30 minutes at 23°C |
| Overcoatable: | After minimum of 8 hours at 23°C |
| Dry to Handle: | 16 hours at 23°C |
| Cleaner / Thinner: | Do not add thinner. The product is ready to use and should not be thinned. Clean tools with Jotun Thinner No. 7 |
| Shelf Life: | 18 months at 23°C |
| Packaging: | Available in 20 Litres |
