A Quality Clay Coated Duplex Board Available Grammage of our A Quality 230gsm250gsm300gsm350gsm400gsm450gsmAdvantages: *Good stiffness,Website:http://www.gersonpaper.com, support for carton lamination, die-cutting. *Perfect surface coating, surface smoothness, stable ink absorbability makes excellent printing  result.*6000sheets/hour printing speed, suitable for small printing machine. *Suitable for offset printing, widely used for tissue paper boxes, carton lamination, file  cover, courier envelopes, various kind of packages.Type: Sheets and Rolls Sheet Size: 70x100cm, 60x90cm, 80x100cm, 80x105.4cm,65x90cm etcRoll size: 50cm, 60cm, 70cm, 75cm, 80cm ….etc as your request. Package:Sheets: Waterproof PE film wrapped on outside, packed on strong wooden pallets, 4 angles with strong protector.Rolls: Waterproof PE film wrapped on outside, with strong angles around the edge.Ream: 100 sheets/ream wrapped with strong kraft paper, packed on strong wooden pallets, 4 angles with strong protector.Container Loading:20'ft container: around 18tons for sheets 20'ft container: around 16tons for rolls 40'ft container: around 25tons for both sheets and rolls 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. TECHNICAL DATA Grammage(gsm)230gsm~450gsmStiffness (CD)(mN.m)≥2.0~11.3Brightness(%)≥79Bending Test (CD)times≥8Printing Surface Intension(m/s)≥1.2Ink Absorbency(%)22.0~38.0Moisture(%)6.1~9.0