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Hempafire Pro 400 - Intumescent Coating Fire Protection (Solvent Based) - Intumescent Coating 90 - 120 min

Verified by manufacturer 2 months ago

Hempel A/S Third party certifications:
  • EPD

    EPD

    Certificate type

A one component, solvent-borne, physically drying intumescent coating for passive fire protection of structural steel against cellulosic fires.

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Application

  1. As intumescent fire protection for internal and external structural steel up to C4. Suitable for open beams and columns and hollow sections.
  2. As a repair and touch-up coating for damaged areas of freshly applied Hempafire Pro 400 43490.
  3. As in-shop applied intumescent for increased application efficiency.
  4. Applied in up to 1600 micron (63 mils) dry film thickness per coat (equivalent to 2130 micron (84 mils) wet film thickness).

Description

To Specify a full Intumescent Fire Protection Coating System C1-C4 (Primer + Intumescent + Topcoat) click on the link below and add to your Chorus Specification:

Intumescent Fire Protection Coating Systems (C1–C4) - C1–C4 Corrosivity & Fire Protection | Hempel A/S | NBS Source (thenbs.com)


To Specify a full Anti-Corrosion System C1-C5 (No Intumescent Fire Protection) (Primer + Topcoat) click on the link below and add to your Chorus Specification :

Anti-Corrosion Protective Coating System (C1–C5) - For Corrosive Environments | Hempel A/S | NBS Source (thenbs.com)


For further advice on Specifications please contact Ian Morton at iam@hempel.com


Hempafire Pro 400

A one component, solvent-borne, physically drying intumescent coating for passive fire protection of structural steel against cellulosic fires.

Optimized for R90, R120 and for in-shop and on-site applications.


Features and benefits:

  • Very competitive loadings results in reduced paint consumption in PFP projects.
  • Faster drying times thanks to lower thicknesses to apply.
  • Very good aesthetic finish, easy to apply and suitable for in-shop and on-site.
  • Same product can be used for all type of steel sections (open, hollows, cellular beams).



Application method:

  • Airless spray.
  • Brush.


Drying time:

Determined for dry film thickness 800 micron (32 mils) at standard conditions. Indicative values at 20ºC; Surface dry: 15 minutes, Through-dry: 16 hours.

General information

Color

White

Manufacturer guidance

10000/ White.

Finish

Matt

Material

Intumescent

Shape

Formless

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_35_31_68_43 Intumescent protective coatingsPrimary

CAWS

M61/170 Off-site coating to galvanized steel

M61/150 Off-site coating to unprimed steel

M61/160 Off-site coating to primed steel

M61/140 On-site overcoating to existing steel

M61/120 On-site coating to existing steel

M61/115 On-site coating to galvanized steel

M61/110 On-site coating to primed steel

Specification data - Intumescent protective coatings

Composition

Solvent-borne.

Colour

10000/ White.

Volume solids

75% ± 3%.

Flash point

23°C (73°).

Specific gravity

1.3 kg/L (11.1 lbs/US gallon).

VOC content

320 g/L (2.6 lbs/US gallon).

Shelf life

12 months, 25°C (77°F).

Fire resistance to BS 476-21

Up to 120 minutes.

Guidance for specification option:

incl. cellular beams.

Third-party approval

Third party certified by ApplusFire.Fire Safety Mark APF-1825.
Up to 120 minutes.

Sustainability data

EPD

Third party certifications

EPD

EPD

Hempafire Pro 400

Literature

Amsterdam Airport Case Study

Amsterdam Airport Case Study

Cellulosic Passive Fire Protection Brochure

Cellulosic Passive Fire Protection Brochure

How To Select The Right Paint System-ISO-12944

How To Select The Right Paint System-ISO-12944

Infrastructure Brochure

Infrastructure Brochure

Case studies

Hempel intumescent saves bar after three hour blaze

Hempel intumescent saves bar after three hour blaze

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