• Laminated Glass-Single piece thickness

    Most laminated glass are made with 2 piece same thickness single pieces. Such as 21.52 PVB laminated glass,17.52mm laminated glass,12.76mm laminated glass,20.89mm SGP laminated glass,why the laminated glass shall be made with equal thickness single pieces? 1.Glass flatness.As we know that after tempering process,glass will has overall bow and local bow.thin glass,especially 3mm and 4mm will have larger overall bow,while thicker ones flatness is much better. If we laminate 4mm glass with 6mm glass,the glass flatness difference will cause imbalance…

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