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Hempafire Pro 315 43360 Intumescent Coating System

Verified by manufacturer over a year ago

Internal Structural Steel (C1–C3)

Hempel Variant:

Single component, 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 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 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

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 Fast Dry 17410. 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 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)

330 g/L.

Manufacturer guidance

Refers 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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