Hempafire Pro 315 43360 Intumescent Coating System
Verified by manufacturer over a year ago
External Structural Steel (C4)
External Structural Steel (C4)
Single component, intumescent coating system.
Application
Suitable as an intumescent fire protection for structural steel in interior and exterior conditions, up to Type X (EAD350402-00-1106) and C4 conditions (ISO 12944-2). Applicable for use on I-section beams, H columns, hollow sections and cellular beams. Can also be used as a repair and touch-up coating for damaged areas of freshly applied Hempafire Pro 315.
Coats by environmental classification:
Internal Structural Steel (C1–C3)
- 1st coat: Hempadur Fast Dry 17410. DFT: 75 microns.
- 2nd coat: Hempafire Pro 315 433600. DFT: Dependant on steel loadings.
- 3rd coat: Hempathane HS 55613 Gloss or Hempathane HS 55610 Semi-Gloss. DFT: 100 microns.
External Structural Steel (C2–C3)
- 1st coat: Hempadur Fast Dry 17410. DFT: 75 microns.
- 2nd coat: Hempafire Pro 315 43360. DFT: Dependant on steel loadings.
- 3rd coat: Hempathane HS 55613 Gloss or Hempathane HS 55610 Semi-Gloss. DFT: 100 microns.
External Structural Steel (C4)
- 1st coat: Hempadur Avantguard 750. DFT: 75 microns.
- 2nd coat: Hempafire Pro 315 43360. DFT: Dependant on steel loadings.
- 3rd coat: Hempathane HS 55613 Gloss or Hempathane HS 55610 Semi-Gloss. DFT: 100 microns.
Description
Hempel Hempafire Pro 315 43360 is an intumescent fire protection coating for structural steel in interior and exterior service conditions. It is optimized for 30 mins, 60 mins and for in-shop and on-site applications. Fire protection at 90 mins may be possible depending on the project.
General information
Color | Manufacturer guidanceWide range of colours available via Hempel’s Multi-Tint® system. Includes full AS2700, RAL and other ranges. |
Finish | Gloss or Semi-gloss. |
Warranty description | Manufacturer guidanceRefer to manufacturer for details relating to performance warranty. |
Uniclass | |
SpeedSpec | 05100 Structural Steel |
SpecPack | 05100 Structural Steel |
Specification data - Special coating systems
Preparation | All surfaces to be prepared in accordance with the coating manufacturer's written instructions. |
Primer coats | Hempadur Avantguard 750. DFT: 75 microns. |
Undercoats | Hempafire Pro 315 433600. DFT: Dependant on steel loadings. |
Finishing coats | Hempathane HS 55613 Semi-Gloss. DFT: 100 microns.Hempathane HS 55610 Gloss. DFT: 100 microns. |
Execution | Applied in accordance with the coating manufacturer's written instructions. |
Surface material | Steel surfaces should be free of contaminants. New build steel should be abrasive blast finished to comply with AS 1627.4 Class 2.5. Refer to Hempel's Surface Preparation Guidelines for full surface preparation requirements prior to commencement of work. |
Colour | Manufacturer guidanceRefers to topcoat colour only. Wide range of colours available via Hempel’s Multi-Tint® system. Includes full AS2700, RAL and other ranges. |
Finish | Gloss. Semi-gloss. Manufacturer guidanceDependant on selected finishing coat. |
Volatile organic compound (VOC) | 330 g/L. Manufacturer guidanceRefers to values for Hempafire Pro 315 43360 only, measured according to GB/T 23985-2009. |
Fire performance | To EN 13381-8, EN 13381-9, BS 476-21 and Certifire CF 5726. |
Sustainability data
Contains Red List materials | Yes |
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