Aremco Products Inc.: Zirconium Oxide Filled Refractory Coating

Wednesday, May 02, 2007

Pyro-Paint 634-ZO is a high purity, zirconium oxide filled, water-based, chemically resistant coating system used to extend the life of ceramic, graphite and metal crucibles and molds used in the handling of molten metals in applications to 3270 oF (1800 8C). Pyro-Paint 634-ZO exhibits excellent adhesion to ceramics, graphites and metals and is resistant to wetting by a wide range of metals including Steels, Acidic Slags, Al, Pt, Rh, Zr, Nb, Mo, W, U, Ti, Pd and Ru. Pyro-Paint 634-ZO provides excellent durability and erosion resistance. Pyro-Paint 634-ZO is formulated with a solids content of 54.0% by weight and 32.4% by volume to a viscosity range is 3,000 to 5,000 cps. It is typically applied by brush, roller or conventional spray equipment. Dry films up to 5-10 mils can be produced without cracking. Cured films are greater than 95% pure zirconium oxide. Pyro-Paint 634-ZO is a simple to use, environmentally friendly, water-based formulation containing no volatile organic compounds. It dries at room temperature in several hours and cures fully within 2 hours at 200 oF. Pyro-Paint 634-ZO is part of a line of refractory coatings based on ceramic fillers including aluminum oxide, alumino-silicate, boron nitride, carbon, graphite, and yttrium oxide. For complete details about Pyro-Paint 634-ZO and other related products, please contact Aremco's Technical Sales Department.

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