Grade of Waste Paper

This page contains list of various types of waste paper, recycled paper, recycled fiber, secondary fibers etc..

Institute of Scrap Recycling Industries, Inc (ISRI)., Washington DC, USA provides guidelines for waste paper classification for domestic use and export. The classification is based on main source of origin of recyclable material and maximum allowable Prohibitive Materials and Out-throws. The waste paper grade, which are based on ISRI classification will be identified with ISRI Grade Code #.

Europe Recovered Paper Grades
UK Recovered Paper Grades
US Recovered Paper Grades


Aseptic Packaging shall include assorted drinking box containers, The material it self

contains laminates of paper, poly & metal foil.
Beer Carton Waste
Beer Carton Waste shall consist of highly printed (florescent inks) corrugated cardboard with plastic or fiber re-enforcement and hot melt glues.
May not contain over 1% glass contamination.

Bleached Cup Stock (#1 Cup)
Consists of untreated cuttings or sheets of coated or uncoated cup base stock. Cuttings with slight bleed may be included. Must be free of wax, poly, and other coatings that are insoluble.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Bleached Kraft
Bleached Kraft shall consist of un-printed, un-dyed bleached Kraft fiberboard sheets or trimmings. Must be free of groundwood fibers, coatings or glues of any kind. This material must be suitable as a direct pulp substitute.

Book & Book Stock
Books & Book Stock shall consist of coated or uncoated book stock, as whole books, suitable for guillotining to remove bindings and hard covers. May include groundwood fibers.
Box Board
Box Board shall consist of clean multi-layered paperboard including folding cartons made of typical grey shoe box material, may include printed or Snow Coat boxes or box trimmings.
Box Board Cutting (Grade #4)
Consists of new cuttings of paperboard used in the manufacture of folding cartons, set-up boxes and similar boxboard products.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................2%
Box Board with Foil
Boxboard with Foil shall consist of multi-layered paperboard including folding cartons made of typical gray shoe box material that has been laminated with aluminum foil, may include printed or Snow Coat boxes or box trimmings. Must be free of residual food residues or foreign materials.

Box Board with Poly
Box Board with Poly shall consist of clean multi-layered paper board including folding cartons made of typical gray shoe box material with a poly film windows or laminated blister packs, may include printed or Snow Coat boxes or box trimmings or blister card stock.
Brown Kraft
Brown Kraft shall consist of un-printed, or lightly printed single wall bag Kraft, sheets, trimmings or bags. Must be free of wet strength additives.

Carbon Interleaved Ledger
Carbon Interleafed Ledger shall consist of colored or white continuous forms or snap-set carbon interleafed forms. Must be free of groundwood fibers.
Carbonless Thermal Ledger Paper
Carbonless Thermal Ledger Paper shall consist of thermal treated carbonless form papers. Must be free of groundwood fibers and free of carbon paper.
Carrier Stock
Consists of printed or unprinted, unbleached new beverage carrier sheets and cuttings .May contain wet strength additives.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Coated Book Stock (CBS)
Consists of coated groundwood free paper, printed or unprinted in sheets, shavings, guillotined books and cuttings. A reasonable percentage of paper containing fine groundwood may be included.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Coated Groundwood Sections (CGS)

Consists of printed, coated groundwood paper in sheets, sections, shavings or guillotined books. This grade may not include news quality groundwood paper.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Coated Soft White Shaving (SWS)
Consists of unprinted, coated, and uncoated shavings and sheets of white groundwood free printing paper. May contain a small percentage of groundwood.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Colored Envelope

Colored Envelope shall consist of clean, sorted, printed white or colored (beater dyed) envelopes or envelope cuttings. Must be free of plastic windows or water un-soluble glues. May not contain other grades of paper.
Colored Kraft
Colored Kraft shall consist of beater dyed Kraft sheet, trimmings and folded stock, may include bag liner stock but must be free of wet strength additives.
Colored Ledger
Colored Ledger shall consist of sorted, printed or unprinted colored ledger or bond writing papers. Must be free of coated or groundwood fibers. Must be free of paper clips, elastic bands and other foreign materials

Colored Tab Cards
Colored Tab Cards shall consist of sorted manila or colored, loose or boxed computer tabulating cards. Must be free of groundwood stock. Must be free of rubber bands, paper clips and other foreign materials. Other grades of paper must be sorted & removed.
Computer Print Out (CPO) & Laser Printed White Ledger
CPO & Laser Printed White Ledger shall consist of laser printed white ledger and CPO (continuous Computer Print Outs) that can not be certified as laser free.
Deinking Grade Newspaper

Deinking Grade Newsprint shall consist of sorted, dry, un-sunburnt newspapers, free of magazines & color inserts. May not contain Over-Issue News.
Double Lined Kraft (DLK)
Double Lined Kraft shall consist of clean sorted unprinted corrugated cardboard cartons, boxes, sheet or trimmings, must be Kraft or jute liner content. May not contain staples or tape, hot melt (or water insoluble) glues or any foreign materials.
Double Sorted Corrugated Container (DS OCC)
Consists of double-sorted corrugated containers, generated from supermarkets and/or industrial or commercial facilities, having liners or test liner, jute, or kraft. Material has been specially sorted to be free of boxboard, offshore corrugated, plastic, and wax
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................2%
Fiber Cores
Consists of paper cores made from either chipboard and/or linerboard, single or multiple plies. Metal or plastic end caps, wood plugs, and textile residues are not acceptable in this grade.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................5%
Flyleaf Shaving

Consists of trim from magazines, catalogs and similar printed matter. May contain the bleed of cover and insert stock to a maximum of 10% dark colors. Beater-dyed paper may not exceed 2%. Shavings of novel news or newsprint grades may not be included in this grade.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Glassine
Glassine shall consist of red or white grease resistant papers & bag liners including wax paper.
Grocery Bag Scrap

Consists of new brown kraft bag cuttings, sheets and misprint bags.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Groundwood Computer Printouts (GW CPO)
Consists of groundwood papers which are used in forms manufactured for use in data processing machines. This grade may contain colored stripes and impact or non-impact (e.g., laser) computer printing.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Groundwood Fiber

Groundwood Fiber shall consist of printed or un-printed, coated or un-coated groundwood fiber paper stock, may be buffed or shaved. May include book or magazine stock and trimmings that are free of glues and bindings.
Hard White Envelope Cutting (HWEC)
Consists of groundwood free cuttings, shavings, or sheets of unprinted, untreated, and uncoated white envelope paper.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%

Hard White Shaving
Hard White shall consist of uncoated, unprinted, ground wood free white papers and cuttings. May include bond or ledger quality papers. Must be of direct pulp substitute quality.
Kraft Board Stock
Kraft Board Stock shall consist of printed or unprinted solid Kraft board stock, may include non-corrugated cartons, sheet or trimmings. Must be free of boxboard, may contain wet strength treated materials.
Kraft Envelope

Kraft Envelope shall consist of clean, sorted, un-printed Kraft envelopes or envelope cuttings. Must be free of plastic windows or water un-soluble glues. May not contain other grades of paper.
Kraft Multi-wall Bag Waste
Kraft Multi-wall Bag Waste shall consist of single or multi-wall Kraft bags, sheet or trimmings. Must be free of stitched closures.
Kraft Multi-wall Poly Bag Waste
Kraft Multi-wall Poly Bag Waste shall consist of multi-wall Kraft bags with a single layer poly liner, may include sheet or trimmings. Must be free of stitched closures.
Lightly Printed Bleached Kraft (LPBK)
Lightly Printed Bleached Kraft shall consist of lightly (one side, light ink coverage) printed bleached Kraft sheets, trimmings and folded materials. Must be free of groundwood fibers, foreign material laminates and water insoluble glues.

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Magazines
Magazines shall consist of sorted magazines whole or shredded, must be free of hot melt glues or water un-soluble bindings, (staple bound materials acceptable). May include coated or uncoated groundwood Fibers.
Magazines with Hot Melt
Magazines with Hot Melt shall consist of sorted magazines whole or shredded, may include hot melt glues, (staple bound materials acceptable). May include coated or uncoated groundwood fibers.
Manila File Folder Stock
Manila File Folder Stock shall consist of clean, sorted, manila-colored file folder stock. Must be free of groundwood fibers, May be lightly printed but may not include colored stock, Must be free of adhesive labels or foreign attachments. May not contain other grades of paper.
Manila Tab Cards
Manila Tab Cards shall consist of sorted manila-colored, loose or boxed computer tabulating cards. Must be free of groundwood stock. Must be free of rubber bands, paper clips and other foreign materials. Other grades of paper must be sorted & removed.
Manifold Colored Ledger (MCL)
Manifold Colored Ledger shall consist of printed or un-printed continuous forms or trimmings of colored ledger stock. Must be laser free (certified free of laser printing).
Manifold White Ledger (MWL)
Manifold White Ledger shall consist of lightly printed or un-printed continuous forms or trimmings of white ledger stock. May contain CPO (Computer Print Outs) that is laser free (certified free of laser printing).
Mill Wrappers
Consists of paper used as outside wrap for rolls, bundles, or skids of finished paper.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................3%
Misprinted Bleached Board
Consists of groundwood free misprint sheets and cartons of bleached board, free from wax, greaseproof lamination, gilt, and inks, adhesives or coatings that are insoluble.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................2%
Mixed Envelope (New)
Mixed Envelope (new) shall consist of clean, new envelopes and envelope cuttings, may contain white, colored or Kraft envelope, Must be free of plastic windows or water un-soluble glues. May not contain other grades of paper.
Mixed Groundwood Shaving
Consists of trim of magazines, catalogs and similar printed matter, not limited with respect to groundwood or coated stock, and may contain the bleed of cover and insert stock as well as beater-dyed paper and solid color printing.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Mixed Kraft Cutting
Consists of new brown kraft cuttings, sheets and bag scrap free of stitched paper. Less than 10% of groundwood content.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Mixed Office Paper
Clean, sorted ledger & writing papers, free of brown grades, cardboard, boxboard, may contain up to 10% groundwood paper fiber content.
Mixed Paper (Grade #2)
Consist of a clean sorted mixture of various grades of paper containing less than 10% of groundwood content..
Prohibitive materials may not exceed...........................1%

Total Outthrows may not exceed.................................3%
Mixed Tab Cards
Mixed Tab Cards shall consist of assorted loose or boxed computer tabulating cards. Must be free of groundwood stock. May include cards bundled in rubber bands or with paper clips
Mixed Waste Paper
Mixed Paper shall consist of assorted paper of various grades or types of fibers.
Municipal Waste Paper
Municipal Waste Paper shall consist of assorted paper of various grades or types of fibers collected during road sweep.
New Brown Kraft Envelope Cutting
Consists of new unprinted brown kraft envelopes, cuttings or sheets.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
New Colored Envelope Cutting
Consists of groundwood free cuttings, shavings, or sheets of untreated, uncoated bleachable colored envelope paper.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed................................2%
New Colored Kraft
Consists of new colored kraft cuttings, sheets and bag scrap, free of stitched papers.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
News
Consists of newspaper as typically generated from news drives and curbside collections.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................5%
News Deink Quality (#7 ONP)
Consists of sorted, fresh newspapers, not sunburned, containing not more than the normal percentage of rotogravure and colored sections. May contain magazines.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
New Double Lined Kraft Corrugated (DLK)
Consists of new corrugated cuttings having liners of either test liner, jute, or kraft. Treated medium or liners, insoluble adhesives, butt rolls, slabbed or hogged medium, are not acceptable in this grade
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Old Corrugated Cardboard
Clean sorted printed or unprinted corrugated cardboard cartons, boxes or sheet, must be Kraft or jute liner content. May contain staples or poly tape, must be free of asphalt tapes and asphalt lined materials, may not contain more than 5% fiber re-enforced tapes.
Old Corrugated Container (OCC)
Consists of corrugated containers having liners of either test liner, jute or kraft.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................5%
Old Magazine (OMG)
Consists of coated magazines, catalogues, and similar printed materials. May contain a small percentage of uncoated news-type paper.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................3%
Other Waste Paper
Other Waste Paper shall contain any other grade of waste paper not included in the listed grades.
Over Issue Newspaper
Over Issue News shall consist of loose or bundled pressroom over issues of newspapers. May not contain magazines, or color inserts. No Prohibitive or Outthrows permitted
Plastic Windowed Colored Envelope
Plastic Windowed Colored Envelope shall consist of clean, sorted, printed white or colored (beater dyed) envelopes or envelope cuttings with plastic windows. Must be free of water un-soluble glues. May not contain other grades of paper.
Plastic Windowed Kraft Envelope
Plastic Windowed Kraft Envelope shall consist of clean, sorted, un-printed Kraft envelopes or envelope cuttings with plastic windows. Must be free of water un-soluble glues. May not contain other grades of paper.
Plastic Windowed Printed Kraft Envelope
Plastic Windowed Printed Kraft Envelope shall consist of clean, sorted, printed Kraft envelopes or envelope cuttings with plastic windows. Must be free of water un-soluble glues.
May not contain other grades of paper.
Plastic Windowed White Envelope
Plastic Windowed White Envelope shall consist of clean, sorted, un-printed white envelopes or envelope cuttings with plastic windows, must be free of printed white or colored envelopes. Must be free of water un-soluble glues. May not contain other grades of paper.
Post-Consumer Waste Paper
Waste paper materials recovered after being used by consumers.
Pre-Consumer Waste Paper
Paper recovered after the papermaking process, but before used by a consumer.
Printed Bleached Board Cutting
Consists of groundwood free printed bleached board cuttings, free from misprint sheets, cartons, wax, greaseproof lamination, gilt, and inks, adhesives or coatings that are insoluble.
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................2%
Printed Bleached Cup Stock (#2 Cup)
Consists of printed, untreated formed cups, cup die cuts, and misprint sheets of coated or uncoated cup base stock. Glues must be water soluble. Must be free of wax, poly, and other coatings that are insoluble.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Printed Bleached Kraft (PBK)
Printed Bleached Kraft shall consist of printed bleached Kraft sheets, trimmings and folded materials. Must be free of groundwood fibers, foreign material laminates and water insoluble glues.
Printed Bleached Plate Stock
Consists of baled groundwood free bleached coated or uncoated , untreated
Printed plates and sheets. Must be free of coatings or inks that are insoluble.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Printed Kraft Envelope
Printed Kraft Envelope shall consist of clean, sorted, printed Kraft envelopes or envelope cuttings.
Must be free of plastic windows or water un-soluble glues.
May not contain other grades of paper.
Publication Blanks
Consists of unprinted cuttings or sheets of white coated or filled groundwood content paper.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Recovered Paper
Paper recovered for recycling into new paper products. Recovered paper can be collected from industrial sources (scraps, transport packaging, unsold newspapers...) or from household collections (old newspapers and magazines, household packaging).
Recovered Paper Grades
Recovered paper sorted by types in order to be recycled by paper mills. Specific grades are used by paper mills, in order to produce different types of paper and boards.
Scrap Paper
Scrap paper is a generic term used to describe a mixture of high and low grade waste paper types. Common paper items found in scrap paper include: office paper, newspaper, corrugated cardboard, magazines, box board, envelopes, junk mail, phone books, and packaging paper. This category can include: a wide variety of types and colors of paper; a mix of mechanically or chemically pulped paper; coated and uncoated paper stock; and bleached and kraft paper.
Semi Bleached Cutting
Consists of sheets and cuttings of unprinted, untreated, groundwood free paper such as file folder stock, manila tabulating card trim, untreated milk carton stock, or manila tag.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................2%
Shredded Mixed Office Paper
Same as mixed office waste but shredded for security or privacy reasons.
Soft Mixed Paper
Consist of a mixture of various grades of paper not limited to baling or fiber content.
Prohibitive materials may not exceed...........................2%
Total Outthrows may not exceed................................10%
Soft White
Soft White shall consist of un-printed, coated or un-coated white paper stock, may be buffed or shaved, May contain up to 50% coated groundwood fiber content.
Solid Fiber Containers
Solid Fiber Containers shall consist of sorted solid paper containers such as molded drink trays molded paper egg trays.
Sorted Office Waste (SOW)
Consists of paper, as typically generated by offices, containing primarily white and colored groundwood free paper, free of unbleached fiber. May include a small percentage of groundwood computer printout and facsimile paper.
Prohibitive materials may not exceed...........................2%
Total Outthrows may not exceed.................................5%
Sorted White Ledger (SWL)
Consists of uncoated, printed or unprinted sheets, shavings, guillotined books, and cuttings of white groundwood-free ledger, bond, writing, and other papers which has similar fiber and filler content
Prohibitive materials may not exceed...........................1%
Total Outthrows may not exceed.................................2%
Special News Deink Quality (#8 ONP)
Consists of sorted, fresh newspapers, not sunburned, free from magazines, white blank, pressroom over-issues, and paper other than news, containing not more than the normal percentage of rotogravure and colored sections. This grade must be tare-free.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Telephone Directories
Consists of clean telephone directories printed for or by telephone directory publishers.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Unprinted Bleached Board
Consists of groundwood free unprinted, untreated bleached board cuttings, sheets or rolls, free from wax, greaseproof lamination and adhesives or coatings that are insoluble.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Unprinted Bleached Plate Stock
Consists of groundwood free bleached coated or uncoated, untreated printed plates and sheets. Must be free of coatings or inks that are insoluble.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Used Brown Kraft
Consists of brown kraft bags free of objectionable liners and original contents.
Prohibitive materials may not exceed...........................0%
Total Outthrows may not exceed.................................1%
Waxed Box Board
Waxed Box Board shall consist of multi-layered paper board including folding cartons made of typical gray shoe box material that has been laminated or coated with wax (paraffin wax), may include printed or Snow Coat boxes or box trimmings. Must be free of residual food residues or foreign materials.
Waxed Corrugated
Waxed Corrugated shall consist of clean sorted printed or unprinted corrugated cardboard cartons, boxes or sheet that has been coated with wax (paraffin wax), must be Kraft or jute liner content. May contain staples or poly tape, must be free of asphalt tapes and asphalt lined materials, may not contain more than 5% fiber re-enforced tapes.
Waxed Cup Stock
Waxed Cup Stock shall consist of a Printed Bleached Kraft stock that has been wax (paraffin wax ) coated. May include milk cartons, ice cream containers etc. that are waxed PBK, and groundwood free.
White Envelope
White Envelope shall consist of clean, sorted, un-printed white envelopes or envelope cuttings, must be free of printed white or colored envelopes. Must be free of plastic windows or water insoluble glues. May not contain other grades of paper.
White Ledger
White Ledger shall consist of sorted, printed or unprinted white ledger or bond writing papers. Must be free of coated or groundwood fibers. Must be free of paper clips, elastic bands and other foreign materials.
White News Blank (WNB)
News Blank shall consist of clean, dry, unprinted white newsprint, may contain trimmings, roll tare-offs, butt rolls (ends of rolls on cores).
May not contain colored newsprint or printed white newsprint. Must be fresh and un-sunburnt.

a. Any materials which by their presence in a packing of paper stock, in excess of the amount allowed, will make the packaging unusable as the grade specified.
b. Any materials that may be damaging to equipment.
Note: The maximum quantity of “Outthrows” indicated in connection with the grade definitions is understood to be the TOTAL of “Outthrows” and “Prohibitive Materials:”
Outthrow
A material can be classified as an “Outthrow” in one grade and as a "Prohibitive Material" in another grade. Carbon paper, for instance, is “UNSUITABLE” in Mixed Paper and is, therefore, classified as an “Outthrow;” whereas it is “UNUSABLE” in White Ledger and in this case classified as a “Prohibitive Material: