многоцелевой копировальная бумага

Copy paper 1, 70, 75, 80gsm, 2.Size:A3, A4, B4, B5, 8.5"x11", 8.5"x13".3.100% virgin wood pulp,4.500sheets/ream.5reams/carton5.Supply OEM service.6.Be used for Photocopy Machines, laser Prints, Ink-jet Printers, Fax MachinesPHYSICAL TESTUNITSPECIFICATIONGrammageg/m2707580Thicknessµm≥9195101Densityg/cm3≥0.72RoughnessWSml /min.200 350200 400200 400FSml /min.200 350200 400200 400Whiteness%≥102Opacity%≥82≥84≥86Cobb60 Datag/m2≤30TensileMDKg /15 mm4.556.2StrenghthCDKg /15 mm222.5Moisture%4 7Wax pickingA≥14UsageOfficePacking500sheets/ream, 5-10reams/carton. Packing: For sheets paper :500sheets/ream, 5reams/carton ;