Verified by manufacturer over a year ago
Internal Structural Steel (C1–C3)
Solvent-borne intumescent coating system.
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 Hempacore One.
Coats by environmental classification:
Internal Structural Steel (C1–C3)
External Structural Steel (C2–C3)
External Structural Steel (C4)
Hempacore One 43600 is a single component, solvent-borne intumescent coating system designed to reduce complexity in application and specification. It is applicable for a wide range of fire durations from 30 to 180 mins (optimized for 90 mins). Approved and third party certified according to EN 13381-8, BS-476 20/21, GOST 5329-5 and GB 14907:2018.
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 | |
SpecPack | 05100 Structural Steel |
SpeedSpec | 05100 Structural Steel |
Preparation | All surfaces to be prepared in accordance with the coating manufacturer's written instructions. |
Primer coats | Hempadur Fast Dry 17410. DFT: 75 microns. |
Undercoats | Hempacore One 43600. 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) | 320 g/L. Manufacturer guidanceRefers to values for Hempacore One 43600 only, measured according to GB/T 23985-2009. |
Fire performance | To Certifire CF 5146, EN 13381-9, EN 13501-1 and UL-EU-00832-CPR. |
Contains Red List materials | Yes |