▣ PRODUCT

 

• Intergard 251 (Epoxy)

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▣ PRODUCT DESCRIPTION

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• A two component epoxy anti-corrosive primer pigmented with zinc phosphate.

 

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▣ INTENDED USES

 

• For use on properly prepared surfaces in both new construction situations and as an industrial maintenance primer for a wide range of anti-corrosive coatings systems for use in the offshore, petrochemical, chemical, pulp and paper and bridge industries.

• The fast drying and handling properties, together with extended overcoatability, make this an excellent primer for factory application prior to full system application on site. Intergard 251 provides good abrasion resistance which minimizes mechanical damage in transit between the factory and site.

 

 

▣ PRACTICAL INFORMATION FOR INTERGARD 251

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• Color : Buff, Grey, Red Oxide

• Volume Solids : 63% ± 2%

• Typical Thickness : 2-3 mils (50-75 microns) dry equivalent to 3.2-4.8 mils (79-119 microns) wet

• Method of Application : Airless Spray, Air Spray, Brush, Roller

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▣ Drying Time

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• Base Temperature : 77°F (25°C)

• Touch Dry : 45 minutes

• Hard Dry : 3 hours

• Overcoating Interval with recommended topcoats

       - ​Minimum : 3 hours

       - Maximum : 12 months

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▣ SURFACE PREPARATION

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• Oil or grease should be removed in accordance with SSPC-SP1 solvent cleaning.

 

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▣ APPLICATION

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• Mix Ratio : 4 part(s) : 1 part(s) by volume

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• Airless Spray - Recommended

      : Tip Range 0.38-0.53 mm (15-21 thou)
      : Total output fluid pressure at spray tip not less than

        155kg/cm² (2204 p.s.i.)

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• Air Spray (Pressure Pot) - Recommended

      : Gun DeVilbiss MBC or JGA
      : Air Cap 704 or 765
      : Fluid Tip E

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• Brush : Suitable

 

• Roller : Suitable

 

• Thinner : International GTA220

                    (International GTA415)

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▣ SYSTEMS COMPATIBILITY

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• Intergard 251 is designed for application to correctly prepared steel. It is possible to apply over approved prefabrication primers. Details of these can be obtained from International Protective Coatings.

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• The following primers are recommended for Intergard 251:

       Interzinc 52              InterH2O 280

       Interzinc 22 (mist coat or tie coat recommended)

 

• The following topcoats are recommended for Intergard 251:

       Intercure 200HS        Intergard 345

       Intercure 420             Intergard 475HS

       Interfine 629HS         Intergard 740

       Interfine 878              Interseal 670HS

       Interfine 979              Interthane 870

       Intergard 251             Interthane 990

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▣ STORAGE

 

• 12 months minimum at 25°C (77°F).

• Subject to re-inspection thereafter. Store in dry, shaded conditions away from sources of heat and ignition.