Summary
Cellulosic Passive Fire Protection (PFP) system for external decorative steelwork.
Cellulosic Passive Fire Protection (PFP) system for external decorative steelwork.
Application
Suitable for decorative external exposed steelwork in low corrosive (C1–C2) to highly corrosive environments (C3–C5).
Coats by environmental classification:
Up to C2
- 1st coat: Interchar 3120.
- 2nd coat: Interthane 870. DFT: 75 microns.
C3 to C5
- 1st coat: Interguard 251HS. DFT: 75 microns.
- 2nd coat: Interchar 3120. DFT: To be determined by steel section and fire duration. Must be confirmed with manufacturer prior to application.
- 3rd coat: Interthane 870. DFT: 75 microns.
Suitable for decorative external exposed steelwork in low corrosive (C1–C2) to highly corrosive environments (C3–C5).
Coats by environmental classification:
Up to C2
- 1st coat: Interchar 3120.
- 2nd coat: Interthane 870. DFT: 75 microns.
C3 to C5
- 1st coat: Interguard 251HS. DFT: 75 microns.
- 2nd coat: Interchar 3120. DFT: To be determined by steel section and fire duration. Must be confirmed with manufacturer prior to application.
- 3rd coat: Interthane 870. DFT: 75 microns.
Description
Interchar® 3120 is a modified epoxy intumescent coating system with a high quality, cosmetically appealing finish suitable for cellulosic fire protection up to 120 minutes.
Interchar® 3120 is a modified epoxy intumescent coating system with a high quality, cosmetically appealing finish suitable for cellulosic fire protection up to 120 minutes.
Specification
Preparation
All surfaces to be prepared in accordance with the coating manufacturer's written instructions.
All surfaces to be prepared in accordance with the coating manufacturer's written instructions.
Primer coats
Interchar 3120.
-
Finishing coats
Interthane 870. DFT: 75 microns.
-
Execution
Applied in accordance with the coating manufacturer's written instructions.
Applied in accordance with the coating manufacturer's written instructions.
Primer coats
-
Intergard 251HS. DFT: 75 microns.
Undercoats
-
Interchar 3120.
Finishing coats
-
Interthane 870. DFT: 75 microns.
Additional properties
Surface material
Steel surfaces should be assessed and treated in accordance with ISO 8504:2000, followed by abrasive blast cleaning to achieve Sa2½ in accordance with ISO 8501-1:2007. Refer to International Protective Coatings for full surface preparation requirements prior to commencement of work.
Steel surfaces should be assessed and treated in accordance with ISO 8504:2000, followed by abrasive blast cleaning to achieve Sa2½ in accordance with ISO 8501-1:2007. Refer to International Protective Coatings for full surface preparation requirements prior to commencement of work.
Application temperature
>5°C.
>5°C.
Durability
Medium (7–15 years)., High (15-25 years).
Medium (7–15 years)., High (15-25 years).
Fire resistance
Up to 120 minutes (2 hours).
Up to 120 minutes (2 hours).
Finish
Semi-gloss.
Semi-gloss.
Volatile organic compound (VOC)
21 g/L.
21 g/L.
Sustainability data
Contains Red List materials
Yes
Yes
Country of material origin
Australia
Australia
Country of product manufacture
Australia
Australia