Zincanode 402 is a two-pack epoxy zinc rich primer formulated for high performance corrosion protection in harsh corrosive environments.


  • Zinc rich
  • Compatible with a range of intermediates and topcoats
  • Suitable for use in high temperature environments.

Product code: 730


Heavy duty zinc-rich primer for the protection of steel against corrosion in corrosive environments. Generally used as part of a protective coating system in: bridges and infrastructure, bulk handling equipment, chemical plants, commercial developments, coastal structures, exposed pipelines, high rise apartments, mining, offshore structures, oil refineries, power generation plants.

Surface preparation

Round off all rough welds and sharp edges, and remove weld spatter. Degrease by detergent wash according to AS1627.1. For all structural and decorative steel, abrasive blast clean to AS1627.4 Class 2.5. Remove all dust. Apply first coat before surface deterioration occurs.

Product downloads

Balustrade, Handrail, Curtain wall, Column, Steelwork
Interior or Exterior
Interior, Exterior
New or Repaint
Application Method
Airless spray, Conventional Spray
Some chalking and yellowing may occur on exterior exposure if not topcoated with a suitable UV resistant coating, but this will not detract from the high performance protective properties of this coating.
Heat Resistance
Up to 200°C dry heat.
Water Resistance
Excellent resistance to and salt water when suitably topcoated
Abrasion Resistance
Very good abrasion resistance when fully cured.
Solvent Resistance
Good resistance to splash and spillage of aromatic and aliphatic hydrocarbon solvents and alcohols
Acid Resistance
Not recommended for acid conditions
Alkaline Resistance
Should not be used in strongly alkaline environments unless suitably topcoated.
Salt Resistance
Excellent resistance to neutral and alkaline salts when suitably topcoated


Mild steel: Abrasive blast AS1627.4 Class 2.5. Typical system: 1 x Zincanode 402 @ 75 microns + 1 x Duremax GPE @ 200 microns + 1 x Weathermax HBR @ 100 microns.