Paper Board(paperboard) is a type of unprocessed paper with a high thickness.
The thickness of paper board is usually greater than 150gsm, e.g. the GB standard for coated FBB ranges is from 170gsm-450gsm; while coated art board ranges is from 157gsm-350gsm, and below 157gsm is usually referred to as art paper.
Paper board manufacture, depending on the grade of paper, uses virgin or recycled fibers in certain proportions, pulping, molding, drying, cutting, and other processes.
Paper board's classification: FBB, SBS, Greyboard, etc..
The end uses of paper board are: food packaging, pharmaceutical and cosmetic packaging, advertising and decoration, book printing, and so on.