Flame-retardant PVC plywood

The utility model discloses a flame-retardant PVC (polyvinyl chloride) plywood, which belongs to the field of plywood, is used for plywood and comprises a carbonized wood board layer, the carbonized wood board layer is connected with a waterproof layer through an adhesive, the waterproof layer is adhered to a PVC layer through an adhesive, the PVC layer is connected to a flame-retardant layer through an adhesive, the flame-retardant layer is positioned on a core board, and the core board is provided with a waterproof layer. The core plate is composed of a core plate framework composed of polygonal frames which are connected with one another, and the flame-retardant layer extends into the core plate through the core plate framework; blind holes with polygonal structures are distributed in the core plate framework, and bamboo veneers dipped with flame retardants are filled in the blind holes; silica gel layers are arranged at the connecting positions of the flame-retardant layers on the two sides of the core pl