Caja de secado de pasta de celulosa para secar una banda de pasta de celulosa, que comprende cajas de soplado que funcionan para soplar gas hacia la banda para secar la pasta, donde al menos un 10% del numero total de cajas de soplado estan provistas, en su cara respectiva, de aberturas que tienen una medida caracteristica de 1.8 a 3.1 mm y que constituyen al menos un 20% del grado de perforacion total de la cara; metodo de secado

摘要

A cellulose pulp drying box for drying a web of cellulose pulp having blow boxes that are operative for blowing gas towards the web of cellulose pulp for drying the pulp. At least 10% of the total number of blow boxes of the drying box are provided, in their respective face, with openings having a characteristic measure of 1.8 to 3. mm and constituting at least 20% of the total degree of perforation of the face of the respective blow box.