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Unit_6_-_Paper_and_Paperboard (7)

Unit_6_-_Paper_and_Paperboard (7) - bleached pulp on...

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6.11 Paperboard Types Kraft paperboard is the same as Kraft paper, only thicker. SBS is bleached Kraft paperboard and is generally made on a Fourdrinier. Solid unbleached sulfate (SUS) is “normal” unbleached Kraft paperboard, also typically made on a Fourdrinier. Chipboard is a rather low quality paperboard made from recycled fiber. Bending chipboard is a higher quality paperboard that contains some longer fibers in addition to recycled fiber, making it suitable for applications such as folding cartons (the “bending” in the name refers to its ability to hold up to bending or folding). Lined chipboard has a white layer of
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Unformatted text preview: bleached pulp on one (SWL, single white lined) or both sides (DWL, double white lined) to provide a good surface for printing. Clay coated newsback (CCNB) is chipboard, typically SWL, which has also been clay-coated. The back layer of CCNB is gray in color from recycled pulp 6.10.5 Cellophane Cellophane is a thin, transparent, flexible paper that was invented in the early 1900s in France. It was the dominant flexible packaging material from the 1930s to the 1960s. Plastic 6. 20...
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