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Hempacore One 43600 Intumescent Coating System

Verified by manufacturer over a year ago

External Structural Steel (C4)

Hempel Variant:

Solvent-borne intumescent coating system.

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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 Hempacore One.


Coats by environmental classification:

Internal Structural Steel (C1–C3)

  • 1st coat: Hempadur Fast Dry 17410. DFT: 75 microns.
  • 2nd coat: Hempacore One 43600. 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: Hempacore One 43600. 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: Hempacore One 43600. DFT: Dependant on steel loadings.
  • 3rd coat: Hempathane HS 55613 Gloss or Hempathane HS 55610 Semi-Gloss. DFT: 100 microns.

Description

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.

General information

Color

-

Manufacturer guidance

Wide 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 guidance

Refer to manufacturer for details relating to performance warranty.

Uniclass

Ss_40_90_60_85 Special coating systemsPrimary

SpecPack

05100 Structural Steel

SpeedSpec

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

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 guidance

Refers 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 guidance

Dependant on selected finishing coat.

Volatile organic compound (VOC)

320 g/L.

Manufacturer guidance

Refers 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.

Sustainability data

Contains Red List materials

Yes

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