| 摘要 |
The invention relates to a mineral wool panel of increased structural strength, of the type of those used for the manufacture of air ducts, particularly airconditioning ducts, which are composed of a central core made of mineral wool, especially glass wool, coated on both faces with coatings, said core incorporating a web on the face located on the inside of the duct obtained, the panel of the invention being characterized in that it comprises a core ( 1 ) the surface faces of which, both the inner face and the outer face, each incorporate a respective web ( 2 ) extending over the totality of said faces, the two webs ( 2 ) being bonded to the surfaces of the core ( 1 ) by means of binders that can cure through the action of heat. |
