6636 is a 2.7mil, bold brick masking paper, primarily used in conjunction with pressure sensitive tapes for protection from paint overspray in painting operations. It is ideal for protection against bleeding of paint solvents, lacquers, enamels, and clear coats. It is offered in a variety of standard sizes 3″ through 36″ by 750ft (228m). It can withstand bake cycles up to 400Â°F for 30 minutes. Bold brick offers protection against dust contamination from its own paper fibers. It also provides excellent conformability to irregular shapes.