SVEZA Film Faced Birch Plywood Catalogs of plywood grades Defects Part 19 : Temperature stain marks

SVEZA Film Faced Birch Plywood Catalogs of plywood grades Defects Part 19 : Temperature stain marks

Temperature stain marks

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Stain marks on the surface: film discoloration (with or without coating damage) due to premature drying without pressure.

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Defined as a grading factor.
Temperature stain marks
Temperature stain marks

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