The bottom part is the mold: The top part is the deckle. It determines the size of the paper. There are 2 different types of mold and deckles, pour and dip.
Additives Clay, fillers, dyes, sizing and other chemicals added to pulp to give Paper making terms paper greater smoothness, color, fibered appearance or other desirable attributes.
A measure of the amount of chlorine that is chemically bound to the soluble organic matter in the effluent. Aerated Lagoon A biological wastewater treatment method in which air oxygen fed into an aeration basin reduces the effluent load.
Against the Grain Cutting, folding or feeding paper at right angles to the grain or machine direction of the paper. Agave An aloe plant sometimes used as a source of long papermaking fibers similar to sisal hemp. Agglomeration A cluster of particles or fibers. Aging Irreversible alteration, generally deterioration, of the properties of paper in course of time.
Aging also causes reduction in brightness and yellowing effect. Aging Resistance The ability of pulp or paper to maintain certain physical properties, such as strength and brightness, over long periods of time. Sometimes referred to as stability or permanence.
Aging Test An evaluation of products and raw materials in the pulp and papermaking process based on an accelerated artificial aging procedure to determine the extent that physical and chemical properties will change with time.
Agitator Equipment used to keep content of a tank or chest in motion and well mixed. Air Brush Coater A coater, which uses the pressurized air to atomize the coating mixture and spray it on the paper. Air Drying Using hot air to dry pulp or paper sheets. Air Filter Paper A type of paper used for filtration of air to remove suspended particles.
Air Knife Coater A device that applies an excess coating to the paper and then removes the surplus by impinging a flat jet of air upon the fluid coating, leaving a smooth, metered film on the paper. Air Laying or Air Laid Process A nonwoven web forming process that disperses fibers into a fast moving air stream and condenses them onto a moving screen by means of pressure or vacuum.
Air Laid Nonwoven An air laid web that has been bonded by one or more techniques to provide fabric integrity. Air Laid Web A web of fiber produced by the air laid process.
Air Laid Pulp An air laid nonwoven that is produced with fluff, wood pulp.
Air Permeability Commonly referred to as " porosity. Typically measure by the Gurley or the Sheffield porosity tests, which measure the volumetric flow of air through the paper thickness. Air Pollution The contamination of air around the plant due to the emission of gases, vapors and particulate material in the atmosphere.
Albumin Paper A coated paper used in photography; the coating is made of albumen egg whites and ammonium chloride. Algae Micro organic plant life that forms in paper mill water supplies.Paper product terms, paper production glossary, paper technology, paper definitions from Glatfelter global provider of quality paper products, engineered paper products, and specialty papers.
Glossary of papermaking terms compiled for Penicuik Historical Society: Papermaking Tercentenary Project 2 Word / Term Definition A Acid free Paper free from any acid content. Alum Aluminium sulphate, added to gelatine in the sizing of paper .
|Additional pressure applied through the impression cylinder assisting the image transfer to the press sheet.|
Glossary of papermaking terms compiled for Penicuik Historical Society: Papermaking Tercentenary Project 2 Word / Term Definition A Acid free Paper free from any acid content.
Alum Aluminium sulphate, added to gelatine in the sizing of paper to stabilize the gelatine. Start studying Paper making terms. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
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Glossary of Papermaking Terms ABRASION RESISTANCE Ability of paper product to withstand abrasion. Measured by determining degree and rate that a sample loses weight under specific rubbing action of an abrading substance, such as an eraser.