Gray Back Duplex Board
This cardboard consists of two white and gray layers which are bound to each other by using wet and sticky plates. Gray-back Duplex Board is available in two grades: first grade and second grade, which the former has better quality and its back is whiter than the latter. High strength and flexibility are some of the advantages of this kind of paper. These advantages have led the gray-back Duplex Board to be used in the medical and food industry.
Gray-back Duplex Board is available in the market in various sizes. Each size has a different application. For example, the 250 to 300 g- back cardboards are used for packing boxes of tissues. Also, 500 gram back Duplex Board are used for clock decoration boxes.
Fiber materials are used to produce the gray-back Duplex Board to achieve a full recycling capability.