Pyro-PaintT 634-AS is a high temperature, alumina-silica based refractory coating and sealant, which can be used to embed heating elements in ceramic fiber boards. According to the company, the material is rated for temperatures up to 2300°F and it exhibits exceptional adhesion to ceramic fiber boards, cloths and modules. It is formulated with a solids content of 61.2% by weight and 63.3% by volume. Pyro-PaintT is an environmentally friendly, water-based formulation containing no volatile organic compounds. It dries at room temperature in several hours and cures fully within two hours at 200°F.
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