Blade apparatus and method of manufacture therefor

Details Blade apparatus and method of manufacture therefor Blade apparatus and method of manufacture therefor

D - Textiles, Paper

21

G

D21G 3/00 (2006.01)

Patent

CA 2603196

An industrial blade for use in pulp and papermaking processes and method of making such a blade. The industrial blade is typically a doctor blade and is fabricated from a plurality of web layers, each web layer formed from a mixture of polyamide and copolyester, thereby forming a thick felt. A polyurethane coating is applied to an edge of the thick felt and the felt is cut at an angle on the coated edge.

L'invention concerne une lame industrielle destinée à être utilisée dans des processus de fabrication de pâte à papier et de papier, ainsi que son procédé de fabrication. La lame industrielle est typiquement un racloir comportant une pluralité de couches de bande, chaque couche de bande étant constituée d'un mélange de polyamide et copolyester formant un feutre épais. Un enduit de polyuréthane est appliqué sur un bord du feutre épais et le feutre est coupé en biais sur le bord enduit.

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