It is a mechanical treatment to which the sheet of paper is subjected after manufacture, to increase its compactness and smoothness. The treatment is carried out by a system formed by two or more revolving steel or cast iron cylinders, called a calender, between which the paper sheet is passed.


Cardboard is distinguished from paper and paperboard mainly for its grammage. Paperboard has a grammage between 200 and 400 g/m2, while cardboard sheets are over 400 g/m2 and can reach 1110 gr/m2.


It is the fibrous raw material used in the manufacture of paper and obtained by subjecting wood to mechanical and chemical treatment.


A statement issued by a competent body to a company that meets a set of internationally recognised standards. 

Circular economy

An economic system designed to regenerate itself and planned to reuse materials in subsequent production cycles, reducing waste to a minimum.

Coating slip

It is a mixture composed essentially of mineral pigments dispersed in the aqueous solution of one or more adhesive substances, applied to one or both surfaces of the paper during coating.

Cogeneration plant

It is a methane gas-powered plant that produces electricity. The electricity generated on-site is used to power the machinery, while the heat resulting from methane combustion is used to dry the paper on the paper machines.


The consumer market is related to consumption by households, through products purchased in shops, discount stores, supermarkets and hypermarkets.


In the Ho.Re.Ca. market for table furnishing, customisation means printing the customer’s logo on napkins, tablecloths and cutlery holders.

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