A type of stiff pasteboard that is thicker than 0.006 inches, typically consisting of good-quality chemical pulp or rag pasteboard, and varying greatly in type and stability. High quality archival cardboard is made from rag pulp and has a low acid content, used for mounting prints, drawings and watercolors. Other grades of cardboard is used for cards, signs, printed materials, and high-quality boxes. Inferior grades of cardboard, such as corrugated board, are made from coarsely ground sulfite treated wood pulp; for this board, use "corrugated board." The first carboard box was produced in England in 1817. Corrugated cardboard was patented in 1871.Tipo de tablero de cartón rígido y delgado que está constituido de pulpa química o cartón de buena calidad. Se utiliza fundamentalmente para tarjetas, letreros, materiales impresos y cajas de alta calidad.Type dun, stijf bordpapier, gemaakt van chemische pulp of lompen van goede kwaliteit. Gewoonlijk gebruikt voor kaarten, borden, afdrukmateriaal en dozen van hoge kwaliteit. Gebruik voor goedkoop bruin golfkarton waarnaar soms wordt verwezen als 'karton' de term 'golfkarton'.