Paperboard classification and terms.

The major terms and classifications of paperboard are:

• Cartonboard: paperboard for?folding cartons?and rigid set-up boxes.

1. Folding boxboard?(FBB): a bending grade capable of being scored and bending without fracture.
2. Chipboard: a recycled board of low quality.
3. Kraft?board: a strong virgin fiber board usually used for beverage carriers.
4. Laminated board: a laminate of paperboards and other materials.
5. Solid bleached board?(SBB) or solid bleached sulphate (SBS): clean white board used for foods etc.
6. Solid unbleached board?(SUB): board made from unbleached chemical pulp.

• ?Containerboard: a type of paperboard manufactured for the production of?corrugated fiberbored.

1. Corrugated medium: the inner fluted portion of corrugated fiberboard.
2. ??Linerboard: a strong stiff board for one or both sides of corrugated boxes.?It is the flat covering over the corrugating medium.

• ???Other:?Binder's board: a paperboard used in?bookbinding?for making hardcovers.