Solid unbleached board, also known as SUB, is a grade of

paperboard Paperboard is a thick paper-based material. While there is no rigid differentiation between paper and paperboard, paperboard is generally thicker (usually over 0.30 mm, 0.012 in, or 12 points) than paper and has certain superior attribute ...

typically made of unbleached chemical pulp. Most often it comes with two to three layers of mineral or synthetic pigment coating on the top and one layer on the reverse side. Recycled fibres are sometimes used to replace the unbleached chemical pulp. The main end use for this type of board is for packaging of

frozen Frozen may refer to: * the result of freezing * a paralysis response in extreme cases of fear Films * ''Frozen'' (1997 film), a film by Wang Xiaoshuai * ''Frozen'' (2005 film), a film by Juliet McKoen * ''Frozen'' (2007 film), a film by Sh ...

chilled food Chilled food is food that is stored at refrigeration temperatures, which are at or below . The key requirements for chilled food products are good quality and microbiological safety at the point of consumption. They have been available in the Uni ...

beverage A drink or beverage is a liquid intended for human consumption. In addition to their basic function of satisfying thirst, drinks play important roles in human culture. Common types of drinks include plain drinking water, milk, juice, smoothies ...

carriers,

detergent A detergent is a surfactant or a mixture of surfactants with cleansing properties when in dilute solutions. There are a large variety of detergents, a common family being the alkylbenzene sulfonates, which are soap-like compounds that are m ...

cereals A cereal is any grass cultivated for the edible components of its grain (botanically, a type of fruit called a caryopsis), composed of the endosperm, germ, and bran. Cereal grain crops are grown in greater quantities and provide more foo ...

shoes A shoe is an item of footwear intended to protect and comfort the Foot, human foot. They are often worn with a sock. Shoes are also used as an item of decoration and fashion. The design of shoes has varied enormously through time and from cult ...

, toys and others.

References

Paperboard Coated paper Paper {{Material-stub

See also

References