Duplex Board Reel Grey Back 1. Substance: 180-450G 2. Grade: AA,A,B 3. Super stiffness and coating Duplex Board Reel Grey Back 1. Strong Stiffness suitable for carton laminating and die-cutting, making different kinds of boxes, 2. High Brightness makes excellent printing result, nice to be label etc.3. Good Smoothness, High surface intensity promise high speed printingWe can produce as per your ...