Pulp & Paper Grades
Definitions of more than 409 pulp and paper grades used in various applications.
Papers covered on one or both sides with abrasive powder such as emery, sandpaper, etc
A grade of paper that takes up and retains liquids such as duplicator, blotting, filter papers, and toweling.
A type of paper, which does not contain any acidic substance that may affect acid sensitive material. Such papers are used for archival purposes.
A type of paper that has clay as the predominant filler and an acidic rosin-aluminum mixture as the internal sizing agent.
Acid Proof Paper
A type of paper that is not affected by acid physically or chemically.
Accurate weight of a given quantity of paper, which is different from the same paper's nominal weight.
Adding Machine Paper
Paper in roll form for use on adding and tabulating machines.
Air Brush Coater
A coater, which uses the pressurized air to atomize the coating mixture and spray it on the paper.
Refers to any pulp and paper sample that has its moisture content in equilibrium with the surrounding atmospheric conditions. Conventionally, air-dry pulps are assumed to contain 10% moisture.
Method of drying the paper web on the paper machine by blowing air along the direction of the web.
Air Filter Paper
A type of paper used for filtration of air to remove suspended particles. (For example car air filter, vacuum bag etc.)
It is lightweight, high opacity, good quality writing / printing paper for airmail. Generally produced in white, off white or a pale blue for stationery purposes, usually below 40 g/m2 for reasons of postage costs.
Pulp is described technically as air-dried when its moisture content is in equilibrium with the ambient atmosphere. Commercially, pulp is usually described as air-dried when the moisture content of the pulp is 10%.
A paper with an antique finish used for pages of photo albums.
A coated paper used in photography. The coating consists of albumin (egg whites) and ammonium chloride.
Paper manufactured under operating conditions with a pH greater than 7.0. Such papers have calcium carbonate as the filler and a synthetic material, compatible with the alkaline process, as a sizing agent. This process increases the longevity, bulk brightness, opacity, and printing characteristics of the paper without added cost.
A high alpha cellulose chemical pulp. It is also known as dissolving pulp.
Anti Rust Paper
Paper containing added substances, which give it the property of protecting the surfaces of ferrous metals against rusting.
Anti Tarnish Paper
Paper capable of protecting bright metallic surfaces against tarnishing.
A printing paper with a rough finish but good printing surface, used in book printing for its high volume characteristics. Antique papers having good bulk and opacity with rough or matte surface.
Antique Finish Paper
A bulky paper with a rough surface used for book and cover stock.
Antique Glazed Paper
A paper, which has a high finish on one side and an antique finish on the other.
A paper with long-standing qualities, acid free, lignin and sulfur-free, usually with good color retention. Most commonly used for historic documents. The archival paper must be long lasting without causing deterioration to itself or other materials it may come into contact with.
Paper, normally wood-free, suitable for 4-colour printing, evenly coated with a fine clay compound, which creates a hard smooth surface on one or both sides
Artificial Parchment Paper
Woodfree paper produced by fine and extended grinding of chemical pulps and mixture of special additives. It is used for wrapping meat.
A high-grade paper for drawing, made with a close weave.
Auto chrome Paper
Coated papers that are regarded as exceptional for multi-colored printing jobs.
Azure Laid Paper
A laid paper usually blue in color having a good writing surface.
Smooth finish, hard-sized paper varying in thickness from .009 to .011 of an inch.
Pulp obtained by chemical means from bagasse, the residue after extracting the juice from sugar cane.
Pulp obtained by chemical means from the stems of bamboo, a type of grass common to Asiatic countries.
Bank Note Paper
An age-resistant paper, suitable for 4-colour printing, with watermark and falsification safeguards such as embedded metal strip. Often containing cotton fibers.
A thin, uncoated paper used for making carbon copies.
A thin paper coated on one side with a white wax, so that the needle of the barograph leaves a red line on a white ground.
A coated stock (barium sulfate compound) used for text impressions on typesetting machines.
Board intended for coating, laminating, etc.
Paper intended for further processing, e.g. Coating or lamination.
A thin and strong paper (opaque) with high filler content, used for bibles and books. It is used in deluxe productions such as bibles, dictionaries and high-quality publicity productions.
A heavy paperboard with a cloth covering that is used for hardback binding of books.
Pulp made by the bisulfate cooking process using bisulfate cooking liquor.
Bisulphite Pulp, Sulphite Pulp
Chemical pulp produced by cooking chips in a solution of sulphur dioxide and ammonium-, calcium-, sodium- or magnesium-sulphite
Black Photo Paper
A black paper used to protect photosensitive materials.
Blade Coated Paper
Paper coated by a process in which the freshly applied coating film is smoothed and the excess removed by a thin, flexible metal blade.
Blank Book Paper
Bond, writing, news manila writing. Grade depends upon the purpose for which the blank book will be used.
Heavyweight paperboard that range from 15 points to 48 points in thickness. Can be coated, uncoated, or colored.
Business Communications Paper
Paper for use in stationery, business forms, checks, copier papers, duplicating papers.
Paper prepared to facilitate the entry of written information in a pre-determined format. Usually contains repetitive information to save preparation and reference time.
Pulp that has been bleached by means of chemical additives to make it suitable for white paper production.
A high absorbency paperboard.
Bulky, absorbent, filler-free paper, which is mostly produced from pure cotton in the form of bleached linters and from chemical pulp. The advent of the ball-point pen has greatly reduced its demand.
The line of demarcation between paper and board is indeterminate. However, generally a thick, stiff paper or card usually made in several layers (or plies) with a substance normally varying from 150 to 500 g/m2, for certain grades even higher; widely used for packaging (e.g. folding cartons) and graphic applications.
Product made from wastepaper or other inferior materials in an imitation of higher-quality grades.
A grade of durable writing, printing and typing paper made form bleached chemical wood pulps and cotton fibers. It is most commonly used for letterheads, stationery, business forms, etc.
Classification of paper that includes various grades and many finishes, among the grades being uncoated book paper and coated book paper used by printing establishments, publishers, etc. Made as wove or laid and can have finishes of antique, eggshell, machine, supercalendered, coated, dull, matte, or glossy.
Bottle Labeling Paper
A special body paper coated with an adhesive mixture. Must resist blocking under humid conditions.
Paperboard used in the manufacture of boxes. May be made of wood pulp or wastepaper. May be plain, lined or clay coated.
Box Cover Paper
A wide variety of white, colored, coated, uncoated, flint glazed or embossed lightweight paper used expressly for covering paper boxes.
Box Enamel Paper
A glossy coated paper used to cover paper boxes.
A coated paper used on the inside of boxes, which are used for food.
Plain or coated papers usually colored and embossed.
A smooth and high strength paper suitable for the production of raised dots needed to manufacture reading material for the blind.
A stiff, heavy paper with a caliper of 0.006” and more. Examples include bogus, folding, index, printing and wedding bristol, bristol covers, postcard and coated postcard.
A type of heavily embossed paper.
Brush Coated Paper
Paper that has been coated by off-machine brushes.
Non-calendered board, lighter in weight per point of thickness.
Coated on one side of the paper.
Coated on two sides of the paper.
A strong paper used to wrap electrical cables.
A high-strength paperboard used for calendars and displays.
Paper and paperboard that has been passed through a calendar to improve surface characteristics by application of pressure, friction, and moisture.
Paper or paperboard that has been colored or stained at the calender stack.
Paper that has been smoothed and polished between a set calender rolls. The effect produced by the calendering process is the result of friction combined with temperature and pressure.
A paperboard (used for painting) with a surface of simulated canvas.
A grade of tissue paper coated with the mix of oils, dye (pigment), and wax. Paper coated with carbon, which release inks under pressure or impact for making duplicate copies with pen, typewriter, and business machines.
Lightweight, uncoated paper made from unbleached chemical and/or mechanical pulps. Its surface is coated with a carbon solvent or wax.
Paper specially treated to provide copies without the use of interleaved carbon.
A heavy grammage paper also known as Cover. Used as covers of catalogs, brochures, books or business cards.
A thick, stiff paper produced by pasting multiple layers of paper together.
Cast Coated Paper
Coated paper that is pressure dried using a polished roller, which imparts enamel like gloss finish.
Paper made by pouring pulp into a specially constructed mold.
A smooth paper for chart and map printing, usually printed by offset litho.
Chemical Cellulose (Dissolving Pulp)
A highly-purified chemical pulp for conversion into chemical derivatives of cellulose and used mainly in the manufacture of viscose staple fiber, solvent spin fiber, and filament.
Pulp obtained by cooking wood chips in a chemical solution. Sulphite and sulphate (Kraft) are the two main processes.
Chemi-Thermomechanical Pulp (CTMP)
Pulp produced by treating wood chips with chemicals (e.g. sodium sulphite) before mechanical defibration.
An inexpensive and thick one-ply cardboard usually produced from waste paper. It is used for packaging purposes as well as a backing board for notepads etc.
A lightweight paper used in making cigarette. It is unsized and normally has a filler content of about 30%.
Coated Kraft Back Boards, CKB
Board consisting of either bleached chemical pulp or a mineral-coated top layer or both used for packaging food and non-food products.
Clay Coated Boxboard
A strong and easily-folded boxboard with clay coating used for making folding boxes.
Paper combined with cloth, on one or both sides.
Coated Fine Paper
Coated paper made from chemical pulp. Also referred to as coated free sheet.
Coated Offset Paper
A paper coated on both sides with high resistance to picking. It's suitable for offset printing.
Paper that has been coated with pigment and binder with a coat weight of 7.5 g/m2 or higher. Coated papers have a higher opacity and better ink holdout than uncoated papers.
Paper or paperboard inferior to desired quality, but still suitable for other usage. Coated seconds are usually sold at lower prices.
Collected Household Paper
Waste paper collected from households.
A printing paper, which is durable enough to withstand excess moisture from the collotype printing process.
Cylinder-made, multi-layered paperboard with layers from different pulps.
A generic term used to classify average quality paper grades (such as bond and offset) produced in high volume on big paper machines.
A term used to describe paper grades (such as bond, writing and xerographic) used by printers and publishers in production of books, magazines, newspapers, etc.
Computer Output Paper
A grade of writing paper with strength and good printing surface. It's also known as "form bond”.
Paper which has been treated in the mill by exposure to hot, moist air to increase the moisture content of the paper for achieving achieve an optimum flatness and stability.
A grade paper manufactured in a wide range of colors. This high grammage paper is most often used in elementary schools for cutouts and other artwork.
Corrugated board used to make boxes and other containers for shipping materials.
Paper converted from its original state into a new product such as adding machine rolls, coated papers, envelopes, notebooks etc.
A grade of low grammage, good quality, and dimensionally stable paper used in photocopying.
Copying paper is an uncoated woodfree or a mechanical grade white or colored paper usually available in A4 and A3 size.
Board manufactured from recovered papers to produce paper cores.
Refers to writing papers with attractive finish.
Corrugated board is manufactured by gluing two flat layers of paper (liner) with a rippled layer of corrugating medium (fluting) in the middle.
Corrugated Board – Double Wall
The structure formed by three flat facings and two intermediate corrugated medium.
Corrugated Board – Single Face
The structure formed by one corrugated member glued to one flat facing.
Corrugated Board – Single Wall
The structure formed by one corrugated inner member glued between two flat facings. It's also known as Double Face.
Layers of paper glued together with a ruffled or grooved inner liner. This is the material, which makes corrugated cardboard boxes.
Consists of one or more sheets of fluted paper stuck to a flat sheet(s) of paper.
Paperboard made from chemical and semi-chemical pulp, or waste paper, that is converted to a corrugated board by passing it through corrugating cylinders.
Cotton Content Paper
Papers utilizing cotton fabrics and cotton linters as a raw material.
A term applied to a grade of paper used for covers of brochures and catalogues etc.
Paper used for crayons or watercolor. Crayon paper is a heavy board with a glazed surface on one side and rough finish on the other.
A high elasticity paper produced by crowding the web sheet over a roll with a doctor blade.
Paperboard made on a cylinder machine.
Cylinder Dried Paper
Describes the paper, which is dried by passing it against the heated iron rolls.
Writing paper with a finish resembling linen.
A transfer paper designed to permit transfer of printed surface to objects such as china, glass, etc. Also known as a decal.
A waste paper pulp prepared by a combination of mechanical disintegration and chemical treatment to remove ink from recycled paper.
Die Wiping Paper
A type of paper used to clean surface of printing plates in the intaglio process.
Paper cut with a special punching blade rather than a conventional rotary blade.
A type of paper, which is free of any metallic elements that might conduct electricity.
Digital Printing Paper
Paper or board specially designed to be used in digital printing machines.
Deinked Pulp - a pulp produced from deinked wastepaper.
A fine paper made specifically for the printing of diplomas, certificates, and documents. Its main properties are durability and permanence.
Diploma Parchment Paper
Paper made from cotton fibers. It resembles animal parchment and is surface sized with high quality animal glue.
A lightweight and uncoated groundwood paper used for printing telephone directories and catalogues.
Paperboard used for display advertising.
A high-purity chemical pulp of special quality. It has a high alpha-cellulose content (usually 90% or more). Dissolving pulp is used for producing acetate and viscose fibers.
Document paper has a high ageing resistance. It is usually made from chemical pulp and may also contain rags.
Double Calendered Paper
A type of paper passed through two calenders.
Double Coated Paper
A sheet that has been coated twice on the same side. Not to be confused with a paper sheet coated on both sides.
Double Wall Corrugated Board
A type of corrugated board, which has two layers of fluting and three facings.
A good quality, dull-finished paper strong enough to take erasures. They have a low opacity and wash-fast.
A type of rope papers. Usually available in 24" x 36" size.
Dull Coated Paper
Paper is said to be dull coated when it registers a gloss test reading of less than 55%. Characteristically, dull coated or finished paper has a smooth surface and is low in gloss. Dull coated paper is also known as dull finish paper.
Dull Finish Paper
Paper is said to be dull coated or matte finish when it registers a gloss test reading of less than 55%. Dull coated papers have a smooth surface a low gloss. Dull coated paper is also known as dull finish paper.
Duplex board used for packaging purposes consists of two layers, mostly made from waste paper pulp.
Paper which has a different color or finish on each side.
Paper or paperboard consisting of two layers of different furnishes composition.
Duplicating Stencil Paper
A thin, strong, lightweight paper made from long-fibred stock, suitably impregnated or coated such as with oil. This paper is used for preparation of Stencil.
Paper made with ECF wood pulps.
Electrostatic Copy Paper
A smooth-finished and medium-weight bond paper made from chemical pulps. This paper is generally treated with a zinc-oxide coating material.
A strong and fine quality paper used for binding a book's contents to its cover. It can be either plain or coated and sometimes colored or marbled,
Envelope Lining Paper
Tissue paper that decorates and lines envelopes of fine stationery papers.
Envelop papers are opaque, writable, and printable and must have a high folding strength. Envelope paper can be made from chemical or mechanical pulps. They can be machine glazed or calendered, white or colored.
Folding Boxboard - a multi-layer coated board with an outer layer of Kraft pulp and the middle layer of mechanical pulp. It is used primarily for consumer cartons for packaging of dry and moist foods, cigarettes and other consumer products. Also used in the graphic industry for catalogue covers, postcards and folders, etc.
Featherweight Book Paper
Paper for novels, where good bulk is required for a precise number of pages.
A type of board made from defibrated wood chips on wet-lap forming machine. Fiberboard is used as a building board.
A board made on a cylinder machine. The middle layer of filled bristols is of different fiber than the outside layers.
Any thinly coated paper stock. Also known as wash coat.
Unsized paper made from chemical pulp. Filtration rate and selectivity are the important requirements for a good performance of filter papers.
Paper usually produced from bleached chemical pulp for printing and writing purposes. Fine papers usually contain less than 10% mechanical pulp.
Flame Resistant Paper
Flame resistant papers are non-flammable and to a certain extent incombustible too.
A high-glaze and brightly-colored paper coated on one side.
Decorative paper with a velvet-like smooth and unglazed surface.
Kraft or CTMP pulp with a cotton-like appearance. It is used for absorbent materials such as nappies and feminine hygiene products.
Paper with a high reflectance, resulting from colored, light-emitting dyes that reflect white light.
The rippled middle layer in corrugated board, produced generally from recycled fiber.
Protein produced from pulp mill spent liquors and sometimes used as animal feeds.
Paper coated with either aluminum or bronze powder finish, or leaf finish.
A multi-layer coated board with an outer layer of Kraft pulp and the middle layer of mechanical pulp. It is used primarily for consumer cartons for packaging of dry and moist foods, cigarettes and other consumer products. Also used in the graphic industry for catalogue covers, postcards and folders, etc.
Bristol board with good folding ability and printability.
The pulp from which the water drains easily.
Paper made from chemical pulp and contains no or minimal amount of mechanical pulp. It is generally of a higher quality, a high density, and is less absorbent.
A high-finish paper produced by passing the web through chilled iron rolls, one large and one small, revolving at different peripheral speeds. The rolling friction between the two rolls produces a highly glazed surface.
Fully Coated Carbon
Carbon paper coated completely on one surface.
Fully Bleached Pulp
Pulp that has been bleached to the highest brightness attainable (usually > 90 ISO)
Glazed Imitation Parchment - a strong glazed paper made from bleached cellulose pulp.
A strong, transparent paper produced by dampening and supercalendering. It is very smooth and glossy on both sides and has resistance to the passage of oils and grease. It is used as envelope windows and as protective wrapping for foods, candies, tobacco products etc.
A type of paper with a glossy surface, applied either during manufacture or later by calendering or plating etc.
Glazed Imitation Parchment
A strong, glazed paper made from bleached cellulose pulp.
A specially coated masking paper used by strippers to assemble and position negatives for exposing onto printing plates.
A paper embossed to resemble various textures, such as leather etc.
A grade of fine paper with a pigmented surface layer, which increases the uniformity of the printing surface and provides improved printing properties. It’s used mainly for the reproduction of illustrations.
Containing mostly mechanical pulp, highly-calendered paper with a high ash content.
Grease Resistant Paper
A paper having good-to-high resistance to penetration by grease or fats. Grease resistance is either achieved by grinding of the pulp and pore-free web formation or by special additives.
Papers resistant to the penetration of grease and made from heavily beaten chemical pulp or by treating the paper with sulphuric acid.
Paper, which has not been conditioned.
Board made of recovered fibers and used for cartons and boxes in various packaging applications.
Pulp produced mechanically by grinding logs on a stone. Low cost papers such as newsprint are made by the mechanical pulping process.
A grade of paper made from a furnish containing a large percentage of groundwood pulp.
All papers that include an adhesive on one side of the sheet.
Halftone Blotting Paper
A type of paper that has been smoothed to give it a suitable printing surface on the top side.
A high finish paper that is ideal for halftone printing.
A sheet of paper, made individually by hand, using a mould and deckle. It is defined as a layer of entwined fibers, held together by the natural internal bonding properties of cellulose fibers.
Hard Mixed Paper
A type of recovered paper that includes Kraft paper, corrugated cardboard, and office paper.
A term used to describe chemical pulp with a high lignin content.
Paper that has been treated with a large amount of internal size to increase its resistance to moisture.
Heat Transfer Paper
The paper used in thermal transfer printing (Sublimation printing).
Also known as duplicating paper.
A high finish machine-calendered newsprint paper.
High Alpha Cellulose Pulp
A pure form of wood pulp, which has about the same longevity as cotton or other plant fibers.
High Bulk Paper
Paper stock that is comparatively thick in relation to its basis weight.
High Finish Paper
Ledger paper characterized by a flexible section incorporated into the sheet. This is accomplished by removing some of the fiber on the paper machine, generally by suction.
Hot Groundwood Pulp
Mechanical pulp produced by steam pretreated grinding logs.
Hot Pressed Paper
Smooth, glazed surface produced by pressing the paper through hot rollers after the formation of the sheet.
High Weight Coated - a printing paper grade. It's a coated paper produced from mechanical and chemical pulp for magazines, catalogs, and advertising materials.
Toilet tissue, facial wipes, paper towels and similar tissue products that disintegrate in water.
A strong, low-finish, lightweight opaque book paper for printing hymnals.
Woodfree and mechanical board for office and administration purposes.
Manufactured from chemical wood pulp, index bristols are characterized by strength, ruggedness, and erasability.
Paperboard used for recording data in library type of filing systems.
A broad term referring to papers manufactured for industrial uses such as packaging, cardboards, tissue, insulating, and wrapping papers.
A grade of paper, which is strong, pore-free, and is sometimes impregnated with synthetic resins. Insulating paper is made from chemical pulp. Insulating paper must not contain either fillers, conductive contaminants, salts or acids.
A bulky, flexible paperboard used in buildings.
Cable paper used for insulating electrical conductors.
A coated stock finished in mother-of-pearl.
A strong, long-fibered pulp made from hemp, used in combination with Kraft pulps for the manufacture of jute tag. The fibers are strong and do not fibrillate or bleach easily.
Paperboard made on cylinder machines with outer plies made from Kraft paper or Kraft waste. The inner ply is usually made from mixed waste papers. It contains no jute fiber.
Pulp made from the rejects from chemical pulp screening.
Fluted paper made from strong Kraft pulp.
Kraft liner is used as an outer ply in corrugated board.
High-strength paper made almost entirely of unbleached Kraft pulp.
Kraft Pulp (Sulphate Pulp)
Pulp produced by a process where the active cooking agent is a mixture of sodium hydroxide and sodium sulphide. The Kraft process is the world's predominant chemical pulping process because of the strength of pulp it produces.
Kraft Sack Paper, Sack Paper
A high-strength paper used for the production of bags and sacks made from sulphate (Kraft) pulp.
One-sided machine-coated or cast-coated paper for making labels.
Paper with a prominent pattern of ribbed lines in the finished sheet.
Paper formed by bonding a layer of paper to an another layer, which may be a sheet of paper, metal or plastic.
Paper that has been engineered for optimal performance in xerographic or laser-based imaging devices.
A grade of business paper generally used in accounting for keeping records. It is similar to bond paper in its erasure and writing characteristics.
Light-Weight Coated Paper
Paper produced from mechanical and chemical pulp and coated to provide a high-quality printing surface. LWC papers are used for magazines, catalogues and advertising materials.
Paper manufactured in weights below the minimum basis weight considered as standard for that grade.
Linear Laid Paper
A watermarked sheet with lines to guide the user.
Packaging board used as a surface layer on corrugated board.
The grade of paperboard used for the exterior facings of corrugated board. Used in the manufacture of corrugated and solid fiber shipping containers, linerboard is made predominantly on a Fourdrinier machine. It is used by the packaging industry as a facing material for containers.
Liquid Packaging Board, Milk stock
Plastic-coated board used for the packaging liquids, such as milk and juice.
A paper that is coated with a special water-resistant material, which is able to withstand the lithographic printing process.
Loft Dried Papers
A form of air drying where paper is festooned on poles to dry without tension.
Long Fiber Pulp
A general term given to pulp produced from softwoods such as pine.
Long Life Paper
Paper made in accordance with ISO standards (ISO 9706) to achieve the characteristics of permanence.
Low Finish Paper
Paper with by low light reflectance. Low-finish papers have low or no glaze or gloss.
Liquid Packaging Board - plastic-coated board used for the packaging liquids, such as milk and juice.
Light-Weight Coated Paper - paper produced from mechanical and chemical pulp and coated to provide a higher quality printing surface. LWC papers are used for magazines, catalogues and advertising materials.
Paper that has been coated either on one or both sides during the papermaking process.
Machine Finished Papertest
Mechanical treatment of paper on the paper machine to improve the surface properties of the paper.
Machine Glazed Papertest
Paper made on a Yankee machine that has a glossy finish on one side and a rough finish on the other.
Light weight coated (LWC) or supercalendered paper for printing magazines. The selection of the magazine printing paper is mainly dependent on the print run and the demands on the print quality.
A low caliper bond paper with glazed or unglazed finish used for making carbon copies.
High-strength papers and paperboard used for making tags, high-strength cartons, etc.
Paper made from cotton fiber or chemical wood pulps or a mixture of both. Map papers are required to have high wet-strength, high opacity, good finish, and printability along with high folding endurance.
A type of paper that has a surface pattern resembling to marble. Marble paper is used as end leaves in books.
Pulp produced for sale on the open market to paper mills, as opposed to that produced for own consumption in an integrated or affiliated mill.
Masking Paper test
An orange-colored, coated paper (opaque) for use in stripping negatives from which a plate will be exposed.
A dull-finish paper and paperboard.
Medium Density Fiberboard (MDF)test
MDF is used in the furniture industry is made from mechanical pulp after the refining process.
The paper that contains mechanical pulp, thermomechanical pulp (TMP), or chemithermomechanical pulp (CTMP) and sometimes chemical pulp.
Medium-Weight Coated Paper (MWC)test
Medium-weight coated paper - A type of paper used for magazines, catalogues and advertising materials produced from mechanical and chemical pulp.
A type of paper, which has a special coating that allows indelible marks to be made on paper's surface with a metal point or stylus.
A highly-sized paper that has been coated with ground particles of mica. Base stock is made from chemical wood pulp.
A high-quality bond paper with good surface properties and dimensional stability.
Milk stock (LPB or Liquid Packaging Board)test
A plastic-coated paperboard used for the packaging liquids, such as milk and juice.
A heavyweight board, which is hard, flat, and nonwrapping. Mill board is used in book binding and box making and it is made on a wet machine using fiber refuse, wastepaper, screenings, and mechanical wood pulp.
Mill Bristol test
Printing bristols made on a cylinder machine.
A term used in paper recycling. It refers to a mix of various grades of papers such as cartons, old mail, magazines, office papers, etc.
Made by adding some amounts of heavily-dyed fibers to the stock of colored paper. It is referred to as granite paper.
A sheet of paper that looks like a handmade paper but is actually made on a slowly-rotating cylinder mould.
A paper or paperboard made up of two or more layers.
Medium Weight Coated - A type of paper used for magazines, catalogues and advertising materials produced from mechanical and chemical pulp.
Papers that have a color similar to that of wood.
Northern Bleached Hardwood Kraft - A variety of market pulp, produced mainly from birch Trees.
Northern Bleached Softwood Kraft - A variety of market pulp, mainly produced from spruce trees in Scandinavia, Canada, USA, and Russia. NBSK is the industry's benchmark grade of pulp for pricing and inventory data.
A type of paper coated with carbonless materials for creating duplicate copies.
Unsized and uncoated paper manufactured mainly from mechanical and increasingly waste paper pulps. Newsprint is a machine-finished or calendered printing paper (grammage: 40-52g/m2).
Paperboards used as the fluted component for manufacturing multi-ply combined board or wrapping.
A type of paper, which is pale and straw-colored and is made from chemical wood pulps.
Paper treated in a size-press or pigmented paper where the coat weight is less than 10g.
Pulp made from materials other than wood, for example grasses, straws, bagasse, etc.
A high-bulk paper with a rough finish.
Neutral Sulphite Semi Chemical Pulp - A semi-chemical pulp produced by cooking woodchips in a neutral sulphite solution.
Old corrugated containers.
A high-quality woodfree paper suitable for optical scanning. OCR paper should have good surface properties and dimensional stability .
A type of uncoated printing and writing paper produced from bleached chemical pulp with little or no mechanical pulp.
A type of uncoated book paper, which is manufactured specifically for use on offset printing presses. Offset papers should be pick resistant.
A light-weight paper coated only on one side with carbon. This type of paper is used in business forms.
A thin, light-weight paper used for typing with carbon paper.
Oriented Strand Board - directionally formed particleboard of cross-bonded plies. OSB is a substitute for plywood used in buildings.
One-time Carbonizing - Carbon paper that produces one copy only as in case of receipts.
Old telephone directories.
Outdoor Poster Board
A strong paperboard that can resist weather conditions and is waterproof. It is primarily used for outdoor displays and posters.
Papers manufactured to fit within a group of papers. Paper is classified into different grades according to the end use, the pulp type, and the treatment of the paper. Each grade of paper uses essentially the same type of fiber, colors, additives etc.
A generic term that refers to high-grammage and high-caliper papers. It is intended to be a rigid, durable form of paper, often used in packaging. Some examples include cereal boxes, shoe boxes, folding cartons, setup boxes for jewelry, milk and juice cartons, etc.
A high-grade soft paper used for greeting cards and stationery.
A type of paper that resembles animal skin. It is used for documents, such as awards, that require writing by hand. Parchment paper has a high resistance to the penetration of grease.
A general term for cardboard formed by pasting layers of pulp board together.
A type of high-strength paper used by designers and tailors for making patterns.
A paper that can resist large chemical and physical changes over time. This type of paper is made from bleached chemical pulps and is generally acid-free, neutral, or alkaline sized. It may contain calcium carbonate as a filler.
pH Neutral Paper
Paper made from a pulp having a pH of 6.5 to 7.
Phenolic Resin Impregnated Paper
Paper saturated with phenolic resin and used as a binder for cores and sand moulds.
A dimensionally stable, chemically-neutral paper with wet-strength properties which is used as a base paper for photographic papers.
A type of board, which has a layer of gypsum in center and the outer layers made up of board. Plasterboard is used in the building industry.
Plastic Laminated Paper
Paper are laminated with plastic and used as a cover paper due to its strength.
A type of paper used for copperplate printing.
Plate Wiping Paper
A type of paper used as a wiping cloth by engravers.
Recovered paper, which has gone through the consumer lifecycle before being recycled. Examples include computer printouts, tabulating cards, old newspapers, office waste, and milk cartons.
A type of paper made from mechanical pulp with a high filler content. Poster paper is made weather resistant by sizing. It is used for outdoor advertising.
Paper manufactured to the specifications of relative humidity.
Unprinted offcuts from printers and converters that are then formed into recycled pulp. Examples include envelope clippings and printing press waste.
Linerboard that is printed and rewound prior to the manufacture of combined board. Linerboard is used to make high quality corrugated boxes.
Pressboard is manufactured on a wet machine to make a uniformly thick and dense paperboard. It should have excellent ply adhesion property.
Rag and rope based papers and paperboards used for pressing woolen cloth.
A type of paper that is coated on one or both sides with adhesive. This adhesive is activated by pressure and forms a bond with the receiving surface. It is used to manufacture labels and tapes.
Pressurized Groundwood Pulp (PGW)
A type of mechanical pulp produced by treating logs with steam before defibration against a grindstone.
Papers specially designed for printing, for example, newsprint and magazine papers The desired qualities are uniform and fast ink trapping and drying as well as the dimensional stability of paper.
Pulp is a chemically or mechanically produced raw material used in the production paper and paperboard.
Pulp board is used for index cards. It is also known as printer's board.
Pressurized Groundwood Pulp.
Paper coated with pyroxylin lacquer to make it water resistant and glossy.
No pulp and paper grades here.
Papers with a complete or partial content of cotton fibers. Rag paper is used for ledgers and other products where permanence of records in important.
Papermaking pulp made from cotton fibers or cotton linters.
A type of coarse paper used to wrap a ream of paper.
Used paper and board collected for re-use as raw material in paper and paperboard manufacture.
Recycled Content Paper
Paper having some percentage of recycled fibers in it.
Pulp produced from deinking recycled newspapers and old magazines.
Refiner Mechanical Pulp (RMP)
Mechanical pulp produced by passing untreated wood chips between the plates of a refiner.
Refiner Sawdust Pulp
A type of mechanical pulp produced from sawmill dust.
A type of paper made for easy removal from sticky surfaces.
Softwood chemical pulp added for giving paper a greater strength. The reinforcement also improves runnability of paper on the paper machine and printing presses.
Backing paper for self-adhesives. Release paper is used to prevent the sticking of glue to other surfaces.
A one-side coated paper suitable for fine screen and color printing.
A misnomer used to describe Oriental papers. The name might have been derived from the rice size once used in Japanese papermaking.
A type of paperboard impregnated with tar, bitumen, and/ or natural asphalt.
A highly smooth and uncoated groundwood paper used in rotogravure printing of magazines and catalogues.
A textured paper surface obtained by placing the wet paper sheets against textured blankets.
Kraft paper with high strength properties, used to make paper sacks.
A paper that shows sign of erasure so that it cannot be altered or tampered with. Used mainly for bank checks and other legal documents such as bonds etc.
Saturated Base Kraft
Solid Bleached Sulphate Board
Board made from unbleached semi-chemical pulp and used as a middle layer for corrugated boards
A type of uncoated paper that has been highly calendered to obtain a smoother surface and higher gloss. Supercalendered paper is used for magazines, catalogues, and direct marketing materials.
A lower-quality pulp made from recycled paper.
A high quality woodfree paper with a genuine multistage water mark to deter counterfeiting and forging.
Semi-alkaline Pulp (SAP)
SAP is a sulphite pulp cooked at slightly alkaline pH (normally, sulphite pulp is cooked at acid pH). It is superior in strength to sulphite pulp and is used mainly in the manufacture of printing papers.
A type of pulp that is bleached to a brightness level somewhere between that of unbleached and fully-bleached pulp.
Pulp produced in a two-stage process. First, the wood is partially digested with chemicals and then the fibers are mechanically separated in a disc refiner. Semi-chemical pulp is used in papers which require fiber stiffness such as papers used in packaging applications.
Short Fiber Pulp
Pulp produced from hardwoods such as birch and eucalyptus.
Silicone Treated Paper
A type of high-strength, glazed-finished paper treated on one side with silicones to produce release qualities. It is used as a backing material for pressure sensitive papers.
Single-face Corrugated Board
Corrugated fiberboard made of two layers, one of fluted paper and another of facing.
A type of chemical pulp in which wood chips are digested in a hot alkaline solution of caustic soda (NaOH).
Soft Mixed Paper
Refers to magazines and newspapers or papers with shorter fibers. Paperboard packaging may also be present in soft mixed papers.
Solid Bleached Sulfate Board (SBS)
Paperboard made from fully bleached virgin Kraft pulp. SBS is used for packaging dry and moist food products, cigarette, and luxury goods etc.
A type of paperboard that is made with the same material throughout its structure.
A type of board made on a cylinder machine entirely from recycled paper with no liner or coating.
Board with a gsm of over 600 with an outer ply of Kraft pulp. It is used for packaging goods.
Solid-lined Manila Board
A type of manila-colored paperboard made from wood pulp or recycled paper on a cylinder machine. Sometimes a combination of virgin pulp and recycled paper is also used.
Sorted Office Paper
A mix of papers collected for recycling. It can includes writing and copy papers, computer paper, notepads, advertising booklets, letterhead and envelopes.
A grade of chemical pulp used for purposes other than ordinary papermaking, for example in textile production.
Coated and uncoated paper produced to meet the unique needs of customers with diverse and specialized usage. Specialty paper examples include sanitary papers, labels, sack papers, wrapping papers, metallized base paper, coated bag paper, etc.
Paper suitable for being spun into yarn or string. This type of papers have a high tensile strength in the machine direction.
Coated papers in which starch is used as adhesive for pigments.
An oil-absorbent paper, which has a toothy surface.
Stone Groundwood Pulp
A mechanical pulping process in which wood logs are ground against a rotating grindstone. Stone groundwood pulps have low strength properties but good optical properties
Pulp made from the straws as a raw material (e.g. rice straw).
A type of board made from partially cooked straw or bagasse or a combination of these.
An alkaline pulp manufactured by cooking wood chips with caustic soda and sodium sulfite solution at an elevated pressure. The sulphate pulp is also known as Kraft pulp.
Paper pulp made from wood chips cooked under pressure in a solution of calcium bisulfite and sulfurous acid.
A strong linerboard. Also known as Kraft board.
A type of uncoated paper that has been highly calendered to obtain a smooth surface and high gloss than the machine-finished paper. It is used for printed advertising material, catalogues, and magazines.
A type of paper that has been sized when the web of paper was partially dry to increase its resistance to ink penetration.
Papers made from synthetic fibers such as polyamide and polyester etc. The fibers are held together by binders.
A type of paper used to manufacture the tablets designed for writing.
A dense, strong paper stock. It is used for items such as baggage and store item tags.
A grade of medium-grammage papers used for industrial and advertising purpose.
Used as an outer layer of a corrugated board. It is made partly from chemical pulp and partly from the recycled paper pulp.
A high-quality printing paper available in multiple colors and finishes. It is used for annual reports, announcements, booklets, etc.
A type of paper with a heat-sensitive coating on which an image can be produced by the application of heat. It is used on telefax machines, thermoplotters, and thermoprinters.
Thermomechanical Pulp (TMP)
A grade of mechanical pulp made by presteaming wood chips, producing a higher yield and stronger pulp than the regular groundwood.
Generally, a paper having a grammage of 40 g/m2 or less
A type of bristol used for ticket purposes. It is usually made from mechanical pulp and/or recycled paper pulp.
A thin and translucent paper placed over art work for protection.
A general term for a variety of high-quality, creped hygiene papers including towels, wipes, toilet, facial, napkin, and special sanitary papers. Tissue papers should be soft, strong when wet, and lint-free.
Topliner is the outermost layer of paperboard.
Total Chlorine Free
Pulp bleached without the use of chlorine compounds such as chlorine gas or chlorine dioxide.
A high-strength bristol made on a cylinder machine.
Papers that allow the information to be seen through them.
Wood pulp, which has been cooked but has not been bleached.
Paper that has not gone through the calendaring process.
Uncoated Fine Paper
A type of uncoated printing and writing paper produced from bleached chemical pulp with little or no mechanical pulp.
Uncoated Groundwood Paper
A type of paper that is used as printing papers for catalogues, directories, periodicals, advertising circulars, etc.
The paper, which has not been coated with any of the various coating substances.
Uncoated Woodfree Paper
A type of uncoated printing and writing paper made from bleached chemical pulp. It is used for photocopying, stationery, and printing, etc.
Unglazed (UG) Paper
The paper, which has not been sized either internally or on the surface.
Varnish Label Paper
Label papers, which have been varnished (or lacquered) after printing. Varnishing aims to protect the printing and increases the paper's gloss, as well as improves its barrier properties.
Vegetable parchment, also called as parchment paper, is a highly pure packaging material that is impermeable to water and grease. It is made by passing paper through a bath of sulphuric acid. It has a high dry and wet strength and it is used for packaging frozen, moist or greasy food products.
A type of paper that is coated with an adhesive and then flock-dusted.
A type of dissolving pulp for manufacturing viscose.
Wall Base Paper
A collective term for papers intended for wallpaper production.
Washi refers to any Japanese paper, traditionally made or otherwise.
Waste paper refers to recycled paper such as newspapers, magazines, and office papers.
Pulp derived from recycled paper.
Water Color Paper test9
A type of drawing paper with a rough or structured surface.
A type of writing paper in which watermark lines run through the sheet.
Sulphite or sulphate papers impregnated or surface coated with wax after paper is made.
A type of woodfree paper that has been impregnated with paraffin or wax. Waxed paper is used for packaging bread and sweets etc.
Web Offset Paper
A type of paper that is printed in a continuous manner from a roll. It is strong enough to withstand the rigors of printing at high speeds.
A type of paper, which is soft and thick and holds up well under embossing.
A type of finer quality, vellum-finished printing papers.
Wet Strength Papers
Ordinary papers lose most of their dry strength properties when saturated with water. Wet strength papers resist disintegration and rupture when saturated with water. Wet strength papers should retain 15% or more of their dry-tensile strength.
White Lined Chipboard (WLC)
A type of board made from recovered fibers. It is often mineral coated and used for consumer cartons for dry food and non-food products.
White Office Paper
A mix of paper collected for recycling. It includes computer printout, white copy paper and writing paper, and white envelopes without plastic windows.
A type of paper whose natural color has been corrected by the addition of blue, yellow, and red dyes. Sometimes the term refers to printing and writing papers.
Mechanical or chemical pulp made from hardwood or softwood.
A paper containing a certain proportion of mechanical pulp.
Paper made from chemical pulp and free from wood-based impurities, such as lignin, which are present in mechanical pulp. Also referred to as "free sheet”.
A type of paper with a smooth and even surface made on a mould with a fine wire mesh.
Paper or paperboard, which are used to protect a roll form damage.
A type of uncoated paper that is suitable for writing with inks on both sides. Writing papers are always sized and can be woodfree or woodcontaining.
A generic term for papers suitable for use in the xerographic process.
No pulp and paper grades here.
No pulp and paper grades here.