Calender for material webs of paper or the like

Details Calender for material webs of paper or the like Calender for material webs of paper or the like

D - Textiles, Paper

21

G

D21G 1/00 (2006.01) D21G 1/02 (2006.01) F26B 7/00 (2006.01) F26B 13/00 (2006.01)

Patent

CA 2113665

A calender for material webs of paper or the like comprises at least one pressing gap (3) and at least one heatable or coolable tempering roller (4). A charging device (12) electrostatically charges the material web (1) moving towards the tempering roller (4). As a result, heat transfer between tempering roller and material web is improved.

L'invention est une calandre pour tissus de papier ou tissus similaires. Cette calandre comporte au moins une ouverture de pressage (3) et au moins un rouleau de durcissement (4) que l'on peut chauffer ou refroidir. Un dispositif de charge (12) dépose une charge électrostatique sur le tissu (1) en mouvement vers le rouleau de durcissement (4). Le transfert de chaleur entre le rouleau de durcissement et le tissu s'en trouvent améliorés.

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