FIELD: apparatus or processes for treating or working shaped articles.
SUBSTANCE: method comprises clamping the gypsum board panel and the layers of construction board, which are provided with plaster sheet between the layers, between the female and male members of the mould and applying the vinyl glue on the layers of the construction board. The sheet of plaster is cut along the radius in both of the panels, and the layer of construction board is stretched outside from the arc of the bend and is pressed from inside.
EFFECT: enhanced convenience of assembling the panels.
7 cl, 9 dwg
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