Coated Duplex Paper Board In SheetsAvailable Quality and Grammage Quality AAAQuality AAQuality AGram (gsm)Gram (gsm)Gram (gsm)230..230250250250280....300300300350350350400400400450450450Package:Plastic film wrapped outside, then on strong wooden pallets, with 4 protect angles.Container Loading:20'ft container for sheets: around 18 tons 40'ft container for sheets: around 25 tons Business Term:Payment: By T/T, L/C at sight Delivery time: 20days after down payment Minimum order: 20tons Samples: Free A4 size sample available, freight collect.