Here are our main materials/substrates abbreviations and definitions we use to produce our packaging for you:
CCK - Clay Coated Kraft: Virgin paperboard that is not bleached. Has one white side that has been clay coated for durability and printability, and a Kraft brown side. Also known as Coated Unbleached Kraft (CUK).
CRB - Coated Recycle Board: Produced with 100% recycled paperboard. Has one white side that has been clay coated for durability and printability, an an unbleached side. Also known as Clay Coated Recycle Board (CCRB).
Kraft: Made from virgin, unbleached paperboard. Brown on both sides.
SBS - Solid Bleached Sulfate: Premium paperboard produced with virgin bleached wood pulp. White on both sides. Typically clay coated for added durability and printability.
URB - Uncoated Recycle Board: Uncoated board made from recycled paper, usually brown in color. Generally contains post-consumer waste. Also known as Bending Chipboard (BC).