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Intumescent Fire Protection Coating Systems (C1–C4) (Primer + Intumescent + Topcoat) - C1–C4 Corrosivity & Fire Protection

Verified by manufacturer 3 months ago

C1-C2; Water Based; 60 minute Intumescent Fire Protection System; Internal / On-Site Use Only

Hempel A/S Variant:
Third party certifications:
  • EPD

    EPD

    Certificate type

Choose a full Intumescent Fire Protection coating system for C1, C2, C3 and C4 corrosive environments requiring Intumescent Fire Protection ranging between 60, 90 or 120 minutes fire duration.

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+447827 448651 Website

Application

Refer to manufacturers application guidelines.

www.hempel.com 

Description

Intumescent Fire Protection coating systems for C1, C2, C3 and C4 corrosivity environments requiring fire protection ranging between 60, 90 or 120 minutes using water based or solvent based intumescent systems for on-site or off-site application. Select the variant on the drop down for the full system including Primer / Intumescent / Topcoat.    


Primer:

  • Hempadur Speed-Dry ZP 600 primer as standard.
  • Other primers available, contact Hempel for details.


Intumescent coating can be:

  • Water-based (for internal use only); Hempacore AQ for 60 minutes' protection, Hempafire Optima 500 for 90 or 120 minutes. Suitable for On-Site Application Only.
  • Solvent-based (for internal/ external use); Hempafire Pro 315 FD for 60 minute Fire Protection. Suitable for Off-Site & On-Site Application.
  • Solvent-based (for internal/ external use); Hempafire Pro 400 FD for 90 or 120 minutes Fire Protection. Suitable for Off-Site & On-Site Application.


Topcoat:

  • Finished with either Hempathane HS 55610 (gloss) or Hempathane Fast Dry 55750 (semi-gloss).
  • Other Topcoats available, contact Hempel for details.

General information

Color

White

Guidance for specification option:

Intumescent coating.

Other

Guidance for specification option:

Multi-tint option for Hempathane HS 55610 finishing coat.

Grey

Guidance for specification option:

Primer coat - Hempadur Speed-Dry ZP 600.

Finish

Gloss

Semi-gloss

Manufacturer guidance

Finishing coats only.

Material

Epoxy

Polyurethane (PUR)

Water-based

Solvent-based

Intumescent

Shape

Formless

Uniclass

Ss_40_90_60_85 Special coating systemsPrimary
Ss_40_90_40_42 Intumescent coating systems

CAWS

M60/195 Special coating

M60/18 Special coating

M61/170 Off-site coating to galvanized steel

M61/160 Off-site coating to primed steel

M61/150 Off-site coating to unprimed 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 - Special coating systems

Preparation

Guidance for specification option:

Blast clean to the cleanliness preperation grade Sa2½ according to ISO 8501-1: 2007 or as per the Product Data Sheet of the primer to be applied. Both metallic and non-metallic abrasives can be used. Grit is recommended. Remove any remaining dust before applying the paint. Surface preparation for most common substrates Carbon Steel, including cast iron and Corten steel Remove oil and grease by fresh water washing with a suitable detergent followed by fresh water rinsing to remove remaining salts and other contamination. Solvent cleaning may also be applied for small areas. All surfaces to be prepared in accordance with the coating manufacturer's written instructions. Consult manufacturer's literature for details.

Initial coats

Hempadur Speed-Dry ZP 600.

Guidance for specification option:

Standard.

  • Product type: EP.
  • Nominal dry film thickness: 75 µm.
  • One coat.

In-Shop Primer - Hempel Shop primer E 15275 @25.

Other.

Guidance for specification option:

Contact Hempel for other primer options.

Manufacturer guidance

(Primer)

Undercoats

Hempacore AQ.

Guidance for specification option:

Hempacore AQ 48860 is a one-component water-borne, chlorine free, physically drying intumescent coating for passive fire protection of structural steel against cellulosic fires.

  • One coat.
  • Product type: EP.
  • Contact Hempel for intumescent material take-off.

Manufacturer guidance

(Intumescent)

Finishing coats

Hempathane HS 55610 (Gloss).

Guidance for specification option:

  • A gloss finish polyurethane topcoat cured with aliphatic isocyanate.
  • It has a high volume solids and contains zinc phosphate making it suitable for protection of structures in corrosive environments. It can be applied direct to metal. 
  • VOC compliant two-component topcoat, with good gloss and colour retention.

Hempathane Fast Dry 55750 (Semi-gloss).

Guidance for specification option:

  • A two-component semi-gloss finish polyurethane paint, cured with aliphatic isocyanates.
  • Good gloss retention and colour stability.
  • Contains zinc phosphate.

Manufacturer guidance

(Topcoat)

Sealing of internal movement joints

Guidance for specification option:

Insert requirements or omit.

External pointing to existing frames

Guidance for specification option:

Insert requirements or omit.

Additional coatings to surfaces that will be concealed when component is fixed in place

Guidance for specification option:

Insert requirements or omit.

Dry film thickness

Initial coat/ primer: 75 microns.
Undercoat: Contact Hempel for intumescent material take-off.
Finishing coat/ topcoat: 75 (C1-C2), 100 microns (C3-C4).

Colour

Multi-Tint® Hempathane 55610.

Guidance for specification option:

Refers to topcoat colour only. A wide range of colours are available via Hempel’s Multi-Tint® system. Includes full AS2700, RAL and other ranges.

Finish

Manufacturer's standard.

Guidance for specification option:

See Finishing coats guidance for details.

Standards

To ISO 12944.

Usage

Internal On-Site Application Use Only.

Suitable environment

C1-C2; Internal Only; On-Site Application Only.

Fire protection

60 minutes.

Composition

Water-based intumescent.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Material

Epoxy

Polyurethane (PUR)

Water-based

Solvent-based

Intumescent

Third party certifications

Third party certifications

EPD

EPD

Hempathane Fast Dry 55750

EPD

EPD

EPD - Hempathane HS 55610

EPD

EPD

Hempafire Optima 500

EPD

EPD

Hempafire Pro 315 Fast Dry

EPD

EPD

Hempafire Pro 400

EPD

EPD

Hempacore AQ

Literature

Frequently Used Paints Brochure

Frequently Used Paints Brochure

Hempathane HS 55610 - Polyurethane Topcoat

Hempathane HS 55610 - Polyurethane Topcoat

Hempathane HS 55610 Product Information Sheet

Hempathane HS 55610 Product Information Sheet

Hempathane Fast Dry 55750 - Polyurethane Topcoat

Hempathane Fast Dry 55750 - Polyurethane Topcoat

Hempel Corporate Brochure

Hempel Corporate Brochure

Hempel Sustainability E-Folder

Hempel Sustainability E-Folder

How To Select The Right Paint System-ISO-12944

How To Select The Right Paint System-ISO-12944

Case studies

Amsterdam Airport Schiphol

Amsterdam Airport Schiphol

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