Indl Silicone HR 400U Undercoat is a high heat resisting undercoat based on silicone resin that could withstand up to 400ºC / 750ºF continuous service temperature. Applied directly to blast cleaned steel substrate.
Undercoat for furnace, boilers, exhaust, stock and other industrial and marine environment.
Dry hard : 1hour when heated to 200ºC
Applying one coat at normal atmosphere condition. Suspend painting when surface temperature is 50ºC / 125ºF and above. Normally applied without reduction.
Sandblast to Sa 2.5 or power tool cleaning to St-3 to remove mill scale or corrosion. For optimum metal protection, sandblast is recommended.
Spot repair by sandblast or power tool corroded or damaged area. Scrape loose paints ; intact and sound portion be cleaned free of salt deposits and other barriers. Let dry before coating.
4L lithographed round can