Desofill™ HS, CA8620TG, sanding surfacer is a trowelable grade, chromate-free, high solids coating. It is used to cover rivets and seams, and fill in the irregularities and surface defects commonly experienced on aluminum, fiber glass, and composite surfaces.
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Designed for application with trowel or knife
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Excellent adhesion to composites, epoxy primers, and Desothane® HS topcoats
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Available in gallon kits or Sempak cartridges
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Excellent fluid resistance
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Needs a corrosion resistant primer when used on aluminum surfaces
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Service temperature -54°C to 177°C (-65°F to 350°F)
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