Grey ChipboardProduct description:Standard Size: 787*1092mm/889*1194mm/customizedThickness standard: 0.35-5.5mmGSM:350-3000gCoating:UncoatedCompatible Printing:Offset PrintingPulp Material:Mixed PulpMain Usage:boxes,Website:http://www.yishengpapers.com, liner board, book covers, fire folders, puzzles, calendar, etc.Sheet Packaging: