Blueprint In printing, a type of photoprint used as a proof. Approach Flow System The stock flow system from Fan pump to headbox slice. Cotton is one of the strongest and Paper terminology durable natural fibers known to man.
Color Guide Instructions attached to artwork or disc with the location, percentage, and type of color required.
It is determined by a test that measures the average force in grams required to tear a single sheet of paper once the tear has been started. All cotton fiber paper is sized at some point in the manufacturing process. For duplexing and double-sided printing, opacity is an important characteristic.
Mechanical pulp produced by grinding pulpwood against a revolving grindstone, in the presence of water. Process of pressing logs against a grindstone while a stream of water wets the stone and removes the pulp. Includes grade with more than 1. Anti-foam or Defoamer Chemical additives used at wet end to reduce or eliminate tendencies of the machine white water to foam.
The Story of Paper-Making, published by the J.
Press section of the paper machine, near the end, where sizing agents are added. A term describing the surface, usually on book and cover papers, that have a natural rough finish. Also called log deck or yard.
Papers manufactured from cotton fiber will last longer and hold up better under repeated handling and various environmental conditions than paper made from wood pulp.
Produced on a cylinder machine. In many cases, these trees are chipped whole on site to produce whole-tree chips. Additional pressure applied through the impression cylinder assisting the image transfer to the press sheet.
It is often referred to as dual purpose paper. Center spread The facing pages in the center of a bound signature. Examples are slabs, edgings, trimmings, miscuts, sawdust, shavings, veneer cores and clippings and pulp screenings; includes mill residues from bark and wood both coarse and fine materialbut excludes logging residues, which are included in roundwood.
Alum can also be used as a release agent on the paper machine to prevent wet webs from sticking to turning rolls or as a minor additive for alkaline sizing, imparting no pH change.
Anthra Quinone AQ A quinoid compound added to white liquor alkaline cooking liquor to improve pulp yield and to increase the rate of delignification. Blemishes or irregularities on the surface of the paper sheet.The widest sheet of finished paper that can be made on a paper machine or the unneeded waste cut from a roll of paper during converting.
Waste is minimized by utilizing the fullest width of the sheet possible (trimming), into finished goods. A paper machine developed by Louis Robert and financed by Henry and Sealy Fourdrinier that produces a continuous web of paper; also the term for the section of the paper machine which is a continuous "wire" or belt screen, through which the first removal of water occurs.
4 Paper Products and Containerboard Glossary B Flute A flute that is approximately inches high.
There are 47 ± 3 flutes per foot. Base Paper (Body Stock) The base stock for plain or decorated coated papers and boards. It may be uncoated or precoated on the paper machine. A paper machine developed by Louis Robert and financed by Henry and Sealy Fourdrinier that produces a continuous web of paper; also the term for the section of the paper machine which is a continuous "wire" or belt screen, through which the.
Paper product terms, paper production glossary, paper technology, paper definitions from Glatfelter global provider of quality paper products, engineered paper products, and specialty papers.
The term applied to wastage in the manufacture and finishing of paper, in the paper mill. Technically, the wastage that occurs on the paper machine, prior to subsequent finishing operations.
Most broke or wastage in the paper mill is returned to the paper machine furnish for reprocessing into saleable paper.Download