Roseburg Hardwood Panels Brochure - BlueLinx

ExoticVeneersPS ANEGRERIBBON SAPELEQTR ANEGREBIRD’S EYE MAPLE3

(RIFT) WHITE OAKQTR WALNUTPS WALNUTPS CHERRYQTR CHERRYQTR MAPLE6

NATURAL ASHRED BIRCHRED OAKWHITE ASH7

NATURAL BIRCHNATURAL MAPLEWHITE BIRCHWHITE MAPLERotaryVeneersOKOUME8

CHERRYHICKORYRED OAKWALNUT9

ALDERMAHOGANYWHITE MAPLEES BEECHSlicedVeneersWHITE OAK10

StandardCoresUltraBlendparticleboardMulti-layeredsubstrate, producedusing a blend ofwestern softwoods.It is EPP certified100% pre-consumerrecycled wood fiberparticleboard. Thecombination ofsanding to extremelysmooth, tight andgrainless surfaceson both sides,with a controlleddistribution pattern ofparticles in the core,results in a perfect,dimensionally stablepanel.CFC VeneerCombination FiberCore (CFC) veneercore combines MDFcross bands withsoftwood veneerinnerplies. TheMDF cross bandsprovide an ultrasmooth surface toreduce telegraphingthrough the face,while the veneerinnerplies maintainthe strength andscrew-holding powerof a veneer corepanel. This optionis recommended forhigh-end veneers.MultiPlyA premiumquality Multi-layerveneer core panelconstructed of nearlyvoid free uniformbirch veneer. Thisall hardwoodcore produces anattractive uniformedge for thoserequiring an exposededge finish. Oftenused for drawersides, this panel isalso preferred forits consistent cuttingperformance.MediumDensityFiberboardMakes for a verysmooth, consistentpanel. This is a greatsubstrate for highendveneer and forapplications whenrouting and shapingare required.VeneerConstructed usinginnerplies composedof Western softwoods.Veneer core panelsare lightweight,dimensionally stableand have excellentscrew-holdingcapacity.11Roseburg Hardwood PanelsDelivering A World of Options

Composite Panel Association Grademark ProgramCERTIFICATE OF COMPLIANCECOMPOSITE PANEL ASSOCIATIONCalifornia Approved Third Party Certifier TPC-1Hereby Affirms ThatROSEBURGDILLARD, OREGONHas Completed And Fulfilled The Requirements Of:California (CARB) Airborne Toxic Control Measure 93120SCOPE OF CERTIFICATIONHardwood Plywood Veneer and Composite Core - ULEF Exempt Executive Order N-10-038__________________________ _____________________Thomas A. Julia Christopher E. SurakPresident Director of Certification ServicesEffective Date of Exemption: March 18, 2010 Mill ID #502 HWPWTo verify continued certification, visit CPA website www.pbmdf.comGreenCoresCFC VENEER CORECFC VENEER COREFeatures:• FSC certified veneer core panelsavailable• Substitute for any hardwood panelapplication requiring tighter emissionstandards• No added urea formaldehyde (NAUF)during the manufacturing process• May contribute to achieving LEEDcreditsMEDIUM MEDIUM DENSITY DENSITY FIBERBOARDFeatures:• FSC certified panels available• EPP certified 100% pre-consumer recycledwood fiber particleboard• No added urea formaldehyde (NAUF)during the manufacturing process• SkyBlend Particleboard is readily identifiableby its blue-tinted core• May contribute to achieving LEED creditsHYBRIDGREEN is a brand name created and used by Roseburg to describea manufactured wood product that meets government regulations and third-partyenvironment certification.R O S E B U R GHYBRIDGREENPANELSAll Hardwood Panels areCARB Phase 2 compliant, infact the California Air ResourcesBoard (CARB) hasapproved Roseburg as an UltraLow Emitting Formaldehyderesins (ULEF) manufacturer ofHardwood Plywood – veneercore, composite core, and CFCveneer core. ExecutiveOrder N-10-038 exemptsRoseburg HardwoodPanels from routine thirdparty formaldehyde emissionstesting and assures thepanels are consistently belowapplicable CARB Phase 2emission standards.12

LEED U S G B CRoseburg HYBRIDGREEN Contribution to LEED ® CreditsLEED CATEGORY/CREDIT INTENT REQUIREMENTSMaterials and ResourcesMR Credit 4.1 Recycled Content:10% (post+ 1/2 pre-consumer)Materials and ResourcesMR Credit 4.2 Recycled Content:20% (post+ 1/2 pre-consumer)Indoor Environmental QualityEQ Credit 4.4: Low-Emitting MaterialsMaterials and ResourcesMR 5.1 Regional Materials:10% Extracted, Processed & Manufactured RegionallyMaterials and ResourcesMR 5.2 Regional Materials:20% Extracted, Processed & Manufactured RegionallyMaterials and ResourcesMR Credit 7.0: Certified WoodFSC - Forest Stewardship CouncilIncreases the use of products thatincorporate recycled content materialIncreases the use of products thatincorporate recycled content materialSum of recycled content constitutes at least 10% of materials in the projectSum of recycled content constitutes at least 20% of materials in the project1 pointImproves indoor air quality Wood products used shall contain no added urea-formaldehyde resins 1 pointIncreases the use of materials that areextracted and manufactured within theproject regionIncreases the use of materials that areextracted and manufactured within theproject regionEncourage environmentally responsibleforest managementA min. of 10% of the combined value of building materials or products mustbe extracted, harvested, or recovered, as well as manufactured within 500miles of the projectA min. of 20% of the combined value of building materials or products mustbe extracted, harvested, or recovered, as well as manufactured within 500miles of the projectUse a minimum of 50% wood based materials and products, which arecertified in accordance with the Forest Stewardship Council’s (FSC) Principlesand Criteria, for wood building componentsPOSSIBLEPOINTS1 point(in addition toMR credit 4.1)1 point1 point(in addition toMR credit 5.1)Some important points:• There are NO LEED certified products.• A product CAN NOT GIVE you LEED project points.• A product CAN CONTRIBUTE TOWARD or COMPLY WITH LEED credit requirements.Products fall into two categories:Contribution Credits or Compliance Credits.• Contribution Credits – are based on the total project material costs. The contribution of a product to obtain credit is evaluated againstthe requirements in the Material & Resources Credit Section of the applicable LEED standard. This is where our products (SkyBlend orUltraBlend particleboard and SkyBlend MDF) containing (either post-consumer or pre-consumer) recycled fiber can contribute towardMR Credit 4.1 and 4.2. Many of our products, depending on where they are manufactured, might contribute toward MR Credit 5.1and 5.2 which requires use of “Regional Materials”. Another contribution credit that pertains to some of our products is MR Credit 7.0which requires use of Certified Wood. This is where our FSC certified products might contribute toward credit.• Compliance Credits – are based on a product or materials ability to meet the strict guidelines set forth in the credit requirements.Roseburg products that fit here are SkyPly and SkyBlend panels when they comply with EQ Credit 4.4 which requires that a compositewood product contain no added urea-formaldehyde resins.1 pointFor more information on LEED visit www.usgbc.org13

R O S E B U R GRediPlyH a r d w o o d P a n e l s -----------------------------------------------------------------We are very proud to be your single source producer. Roseburg’s RediPly program reflects our integration anddedication to providing quality hybrid panels to meet your needs. RediPly combines our hardwood veneer faces withmelamine, vinyl, or light-basis-weight-paper backs. RediPly panels are available with a pre-finished UV clear topcoatthat provides a smooth durable finish to the face.Matching RediShelf shelving and Roseburg Duramine Decorative Melamine panels available.Panel OptionsBACK CORE OVERLAYDuramine (TFM)Size: 4’x8’Thickness: 5/8”, 3/4”Vinyl (cold-roll vinyl)Size: 4’x8’, 4’x10’Thickness: 5/32” - 1”Decorative FoilSize: 4’x8’, 4’x10’Thickness: 5/32” - 1”UltraBlend particleboardMDF, SkyBlend(PB & MDF)UltraBlend particleboard, HXBMDF , Veneer, CFC Veneer,All HybridGreen Cores listed on page 12UltraBlend particleboardMDF , Veneer , CFC Veneer,All HybridGreen Cores listed on page 12R O S E B U R GRediFinishH a r d w o o d P a n e l s ---------------------------------------------11-white, 55-hard rock maple16-almondA-98 white stipple vinyl, A-96 almondA-35 hard rock maple, A-92 blackP-04 black stippleP-02 white stippleP-17 hard rock mapleRoseburg’s RediFinish panels are prefinished using an automated system consisting of sanding, sealing, curing, andtop coating of each panel. All of our Hardwood panels are finished using Epoxy Arylate UV coating that are 100%solids and have no VOC emissions. Our coatings have additives that make them scratch and mar resistant and areregulary tested to make sure they maintain and exceed KCMA standards. We make panels in three standard glosslevels, low (30), medium (50), or high (65), but we can match any level the customer needs within 5 points on thegloss meter.Availability:Thickness: 5.2mm, 1/4”, 3/8”, 1/2”, 5/8”, 3/4”, 1” Lengths: 8’ & 10’ Widths: 4’One or two sides on a variety of cores: 2 Step Veneer, MDF, MultiPly, Particleboard, CFC Veneer, & Green cores.R O S E B U R GRediBeadH a r d w o o d P a n e l s ---------------------------------------------Roseburg’s RediBead panels combine the look and feel of real wood with a tongue and grooveappearance. It can be used for cabinet doors and backers, wainscoting, wall paneling or anyother interior design application were the warmth and beauty of hardwood is desired.Availability:Thickness: 1/4”, 1/2”, 5/8”, 3/4”, 1” Lengths: 8’ & 10’ Widths: 4’Species: Any hardwood veneerBead Pattern: 1-1/2” and 3” o.c.Core Options: MDF and SkyBlend MDF provide the best groove and bead appearancefor all thicknesses.PanelOptions14

SlicingOptionsTYPES OF VENEER CUTSDepending on the manner in which a log is cut, strikingly different visual effects can be achievedwith the wood’s grain and characteristics. Two logs of the same species, cut in different ways,produce distinctive, individual veneers.ROTARYThe entire log is cut or “peeled.” It can yieldfull sheets of veneer with broad grain patternand no plain or quarter-sliced appearance.PLAIN SLICINGThe half log, or flitch, is mounted with theheart side flat against the flitch table of theslicer. The slicing is done parallel to a linethrough the center of the log to produce adistinct figure.RIFT CUTA cut angle of 15 degrees to the radius of theflitch is used to minimize the ray flake affect inoak.QUARTER SLICINGThis method produces a series of stripes —straightin some woods, varied in others. A flake pattern isproduced when slicing through medullary rays in somespecies, principally oak. Most species produce thesame look as rift cut.15

VENEER MATCHINGNatural coloration and arrangement of veneer, comprising the panel face, determine the resultingvisual effect. Different matching techniques are used for specific panel applications.SLIP MATCHAdjacent veneer sheets are joined side by side, same sides up, for a uniformgrain pattern.WHOLE PIECEOne single piece of veneer is used, with continuous grain characteristicsrunning across the sheet.PLEASING MATCHVeneers are matched by color or similarity, not necessarily by graincharacteristics.BOOK MATCHEvery other piece of adjacent veneer is turned over, resulting in identical, butopposing patterns.RANDOM MATCHVeneers intentionally do not match at the joints, providing a casual effect.16

Panel:OverviewSpecificationsRoseburg Hardwood PanelsAll Roseburg hardwood panels are produced domestically from the finest hardwood veneer and cores available in the market.With Roseburg, you have virtually unlimited options for faces, backs, finishes and cores. From Oak to exotic Anegre, we delivera world of options in hardwood panels.Lengths 8’ & 10’Widths 4’Thickness Core Thickness Plys Core Thickness PlysAll veneer core panels1/4” 3 All particleboard 1/2” 33/8”, 1/2” 5core panels5/8”, 3/4”, 1” 35/8”, 3/4” 73/4” 9 (specified)5.2mm, 5/32”,1”, 1-1/8” 9,11All MDF core1/8”, 1/4”, 3/8”1-1/4”panels1/2”, 5/8” 3/4”, 1”3Rotary, plain sliced, quarter sliced, rift and exotic veneer hardwood panels are faced with hand selected hardwood veneersthat when applied to a laminating substrate, create a panel that has the rich beauty of hardwood.Engineered face veneer hardwood panels are faced with a veneer that is produced by slicing thin layers from lowervalue trees, recombining them into multi-ply panel over undulating press plates and re-slicing, which results in veneers thatFaceconvincingly mimic high-character species such as Birdseye Maple.RediFinish hardwood panels are produced using a high performance UV cure burnishing sealer and a mar resistant UV curetopcoat applied to the hardwood veneer face.RediPly hardwood panels combine hardwood veneer faces with a melamine, vinyl, or decorative foil.RediBead Panel combines the look and feel of real wood with a tongue and groove appearance.BackHardwood veneer, Vinyl, Decorative foil, Thermally fused melamine, Balancing backer, Glueable backerCore Options Veneer Particleboard MDF GreenWestern Softwood Veneer UltraBlend PB MDF SkyBlend (NAUF) PBCombination Fiber Core (CFC) VeneerSkyBlend (NAUF & FSC) PBMultiPlySkyBlend (NAUF) MDFHardwood Cross Band (HXB)SkyBlend (NAUF & FSC) MDFSkyPly (NAUF) VeneerSkyPly (NAUF & FSC) VeneerSkyPly CFC (NAUF) VeneerSkyPly CFC (NAUF & FSC) VeneerFinish Options Natural unfinished, UV-cured clear topcoat, beadedSlicing Options Rotary, Rift Cut, Plain Slicing, Quarter Sawn. Slicing option is based on desired hardwood veneer.Veneer MatchingOptionsPhysicalPropertiesDimensionalTolerancesResinSandingFlame SpreadRatingSlip, Whole Piece, Pleasing, Book, Random.Natural coloration and arrangement of veneer, comprising the panel face, determine the resulting visual effect. Different matchingtechniques are used for specific panel applications.Refer to Roseburg.comRefer HPVA ANSI/HPVA HP-1-2004Refer to Roseburg.com MSDS180-220 gritClass C or Class III.CertificationsManufacturingLocationsEPP - Environmentally Preferable Product: Contain 100% recycled or recovered fiber content. (PB & MDF core panels)CARB Phase 2 ULEF Executive Order. N-10-038 (All panels)SCS-COC 000300: FSC certified panels (Veneer, PB and MDF core panels, available upon request)USGBC LEED credits: Can contribute to achieving LEED credits. (All panels)Dillard, OR17

Roseburg Hardwood PanelsDelivering A World of Options18

MaintainingQualityProper handling and storageBetween the time panels are manufactured and put into their final application, there are many opportunities forhardwood plywood panels to be damaged. The following handling and storage tips should be observed at every stepalong the route to ensure the panels reach their final destination unscathed.HandlingMinimize Movement – The best way to minimize handling damage is by handling the panels as little as possible. Planyour warehousing and process flow operations to minimize the need to handle the panels.Proper Strapping – When you do need to move panels, make sure that they are properly secured and strapped. Thiswill minimize the chances that the units will unexpectedly shift during transport.Dunnage – Keep the panels properly protected until they are ready for use on the job site. The proper dunnage willabsorb many handling dings and nicks before they reach the panels.Training – Properly trained employees are your best defense against damage. Make sure all employees are trainedin the proper and safe use of fork trucks, pallet jacks, and other handling equipment. If your employees are carefuland know how to handle panels, your panels will stay in good shape.StorageProper Stacking – Proper stacking is vitally important to protecting panels. Make sure you maintain clean stackswith no protruding edges. When stacking units, keep similar lengths of similar product together and maintain properalignment and quality of stacking sticks to avoid bending or flexing panels. The sticks should be thick enough to allowfork truck tines to pass unobstructed between units.Temperature – Wood is a natural material and is negatively affected by extreme swings in temperature. Also,wood stored in direct sunlight may heat up enough to warp. To minimize damage, storage temperatures should bemaintained between 60–90ºF.Moisture – Extreme swings in humidity and direct contact with water can both damage the appearance and performanceof hardwood panels. It is extremely important to store panels in a climate controlled environment to eliminate theimpacts of moisture. The storage environment’s relative humidity should mimic the anticipated service environment,usually 30–55% RH.Light – Although most wood will change color upon exposure to sunlight, the effect is more pronounced in some of thespecies commonly used in hardwood panels. Cherry, for example, will begin to change color within a few hours ofexposure to sunlight. For that reason, panels should be neatly stacked and covered during storage.Coverings – Roseburg’s hardwood plywood is packaged in attractive unit covers that also help protect the panels fromdamage. Each panel is end stamped with the grade, species and standards. Special services, such as barcoding are alsoavailable upon request.Delivery and FabricationAcclimation Period – Do not deliver panels to the job site until they are needed and the site is ready, but allow at least48 hours for the panels to acclimate to the use environment before installation. Panels that aren’t given enough timeto acclimate on the job site prior to fabrication may warp during use.MachiningThe panel is constructed to provide the best possible machining results when sawn, routed, shaped and drilled. Propernails, screws and other fasteners may be placed near the edge without splitting the panel.FinishingIt is recommended that fine-grit sandpaper and sanding sealer be used prior to staining. Because hardwoods reactdifferently to certain finishes, a test sample should be done first, to determine the desired appearance before finalfinishing.19

R E D I S C O V E RHardwoodP A N E L SFINELY CRAFTED!MADE IN AMERICA!THE WAY HARDWOOD PANELS SHOULD BEManufactured to superior standards, panelsuse state-of-the-art sanding, resulting inclean, smooth panels. Roseburg hardwoodpanels are durable and cost-effective.PANEL FEATURES• Superior quality and craftsmanship• All the popular face veneer options• Exotic and engineered face optionsStandard Core options• UltraBlend Particleboard• Combination (CFC) Veneer• Hardwood Cross Band (HXB)• Multi-Ply• Medium Density Fiberboard• VeneerHybridGreen Core options• SkyBlend Particleboard• SkyBlend MDF• SkyPly CFC Veneer• SkyPly Veneer20

Glossaryo f T e r m s21BACK - The side reverse to the face of a panel or thepoorer side of a panel in any grade of plywood callingfor a face and back.BALANCED MATCH - Two or more veneer componentsor leaves of equal size to make up a single face.BALANCED PANEL - For purposes of this standard,a balanced panel is one which is free from warp thataffects serviceability for its intended use.BANDING - Portion of wood extending around one ormore sides of plywood panels.BARK POCKET - Bark around which normal wood hasgrown.BOOK MATCH - Adjacent pieces of veneer from a flitchor log are opened like a book and spliced to make up theface with matching occurring at the spliced joints. The fibersof the wood, slanting in opposite directions in the adjacentsheets, create a characteristic light and dark effect when thesurface is seen from an angle.BURL, CONSPICUOUS - A swirl, twist, or distortion inthe grain of the wood, which usually occurs near a knotor crotch. A conspicuous burl is associated with abruptcolor variation and/or a cluster of small dark piths,caused by a cluster of adventitious buds.BURL, BLENDING - A swirl, twist, or distortion in thegrain of the wood, which usually occurs near a knot orcrotch but does not contain a knot and does not containabrupt color variation. A blending burl is detectable at1.8m to 2.4m (6 feet to 8 feet) as a swirl or roundel.CATHEDRAL - A grain appearance, characterized by aseries of stacked and inverted “V” or cathedral type ofspringwood (earlywood) summerwood (latewood) patternscommon in plain-sliced (flat-cut) veneer (See splitheart).CENTERS - Inner plies, whose grain direction runs parallelto that of the outer plies. Included as centers are parallellaminated plies.CENTER MATCH - An even number of veneer componentsor leaves of equal size, matched with a joint in thecenter of the panel to achieve horizontal symmetry.CHECKS - Small slits running parallel to grain of wood,caused chiefly by strains produced in seasoning.COMB GRAIN - A quality of rift cut veneer with exceptionallystraight grain and closely spaced growth increments,resembling the appearance of long strands ofcombed hair.COMPONENT (OF FACE) - An individual piece ofveneer that is jointed to other pieces to achieve a fulllength and width face. Terms used interchangeablywith component in the context of the face are pieceand leaf.CORE - The inner part of plywood betweenface and back, usually veneer. Sawn lumber,particleboard, MDF, hardboard, orother material is also used as cores.CORE, BANDED - Core that hasbeen made with banding onone or more sides.CROSSBANDING - Veneer used in the construction ofplywood with five or more plies. Crossbands are placedat right angles to the grain of the faces and are typicallyplaced adjacent to the face and back. Also refers to allinner layers of veneer, whose grain direction runs perpendicularto that of the outer plies and includes parallellaminated plies.CROSS FIGURE - A series of naturally occurring figureeffects, characterized by mild or dominant patternsacross the grain in some faces. For example, a washboardeffect occurs in fiddle-back cross figure, and crosswrinkles occur in the mottle figure.DECAY - The decomposition of wood substance byfungi. The incipient stage is characterized by discolorationand sometimes accompanied by a softening of thewood substance. The final or ultimate stage is characterizedby the partial or complete collapse of the woodstructure and the destruction of the wood substance.DEFECT, OPEN - Checks, splits, open joints, knotholes,cracks, loose knots, wormholes, gaps, voids, or otheropenings interrupting the smooth continuity of the woodsurface.DELAMINATION - Separation of plies or layers ofwood or other material through failure of the adhesivebond.DISCOLORATIONS - Stains in wood substances.Common veneer stains are sap stains, blue stains, stainsproduced by chemical action caused by the iron in thecutting knife coming in contact with the tannic acid of thewood, and those resulting from exposure of natural woodextractives to oxygen and light, to chemical action of vattreatments or the adhesive components, and/or to thesurface finish.DOZE (SYNONYMOUS WITH DOTE) - A form ofincipient decay, characterized by a dull and lifelessappearance of the wood, accompanied by a loss ofstrength and softening of the wood substance.FACE - The better side of any plywood panel in which theouter plies are of different veneer grades. Also, either sideof a panel in which there is no difference in the veneergrade of the outer plies.FIGURE - The pattern produced in a wood surface byannual growth rings, rays, knots, deviations from naturalgrain such as interlocked, curly and wavy grain, andirregular coloration.FINGER JOINT - A series of fingers machined on theends of two pieces of wood to be joined, which meshtogether and are held firmly in position with an adhesive.FLAKE - See fleck, ray.FLAT-CUT - See plain-sliced.FLECK, RAY - Portion of a ray as it appears on thequartered or rift-cut surface. Fleck is often a dominantappearance feature in oak.FLITCH - A complete bundle of veneer sheets laidtogether in sequence as they are cut from a given log orsection of a log.GAP - Open slits in the inner plies or improperly joinedveneers.GRAIN - The direction, size, arrangement, and appearanceof the fibers in wood or veneer.GUM POCKETS - Well-defined openings between ringsof annual growth, containing gum or evidence of priorgum accumulations.GUM SPOTS AND STREAKS - Gum or resinous materialor color spots and streaks, caused by prior resin accumulationssometimes found on panel surfaces.HAIRLINE - A thin, perceptible line showing atthe joint of two pieces of wood.HALF-ROUND - A method of veneer cutting similar torotary cutting, except that the piece being cut is securedto a “stay log,” a device that permits the cutting of thelog on a wider sweep than when mounted with its centersecured in the lathe, producing rotary sliced veneer. Atype of half-round cutting is used to achieve plain-sliced orflat-cut veneer.HARDWOOD - General term used to designate lumberor veneer, produced from temperate zone deciduous ortropical broad-leaved trees in contrast with softwood,which is produced from trees which are usually needlebearing or coniferous. The term does not infer hardnessin its physical sense.HEARTWOOD - The nonactive or dormant center ofa tree generally distinguishable from the outer portion(sapwood) by its darker color.INCONSPICUOUS - Barely detectable with the nakedeye at a distance of 1.8m to 2.4m (6 feet to 8 feet) (Seeblending).INDUSTRIAL PANELS - Generally unfinished multi-plyproducts, which consist of various combinations of hardwoodor decorative veneer faces and inner ply materials(i.e., veneer, particleboard, MDF, and hardboard). Theseare generally cut-to-size and stock panels, used in makingcabinets, furniture, laminated block flooring, andpanels for other non-structural applications.INNER PLIES - Plies other than face or back plies in apanel construction. Crossbands and centers are classedas inner plies (See core).JOINT - The common edge between two adjacent materialsin the same plane.JOINT, EDGE - Joint running parallel to the grain ofthe wood.JOINT, OPEN - Joint in which two adjacent pieces ofveneer in the same plane do not fit tightly together.KNOT - Cross section of tree branch or limb with grainusually running at right angles to that of the piece ofwood in which it occurs.KNOT, OPEN - Opening produced when a portion ofthe wood substance of a knot has dropped out or wherecross checks have occurred to produce an opening.KNOTHOLES - Openings produced when knots dropfrom the wood in which they were embedded.KNOTS, BLENDING PIN - Sound knots 6.4 mm (1/4inch) or less that generally do not contain dark centers.Blending pin knots are barely detectable at a distance of1.8m to 2.4m (6 feet to 8 feet), do not detract from theoverall appearance of the panel, and are not prohibitedfrom appearing in all grades.KNOTS, CONSPICUOUS PIN - Sound knots 6.4 mm(1/4 inch) or less in diameter containing dark centers.KNOTS, SOUND, TIGHT - Knots that are solid acrosstheir face and fixed by growth to retain their place.KNOTS, SPIKE - Knots cut from 0˚ to 45˚ to the longaxis of limbs.LAP - A condition where one piece of veneer in the sameply overlaps another piece.LAYER - A single veneer ply or two or more plies laminatedwith grain direction parallel (See ply). Two or moreplies, laminated with grain direction parallel, is a parallellaminated layer.LOOSE SIDE - In knife-cut veneer, the side of the sheetthat was in contact with the knife as the veneer wasbeing cut, and containing cutting checks (lathe checks)because of the bending of the wood at the knife edge.

MEDIUM DENSITY FIBERBOARD (MDF) - A panel orcore product, manufactured from wood fibers, combinedwith a synthetic resin or other bonding system. MDF ismanufactured with a minimum density of 497 kg/m3(31 lb/cu.ft.) up to 881 kg/m3 (55 lb/cu.ft.) by theapplication of heat and pressure, a process in which thefiber bond is substantially created by the added adhesivesystem.OCCASIONAL - A small number of characteristics thatare arranged somewhat diversely within the panel face.PARTICLEBOARD - A panel or core product composedof small particles of wood and wood fiber that are bondedtogether with synthetic resin adhesives in the presenceof heat and pressure.PLAIN-SLICED (FLAT-CUT) - Veneer, sliced parallelto the pith of the log and approximately tangent tothe growth rings to achieve flat-cut veneer. Plain-slicedveneer is cut, using either a horizontal or vertical slicingmachine or by the half-round method, using a rotarylathe.PLEASING MATCHED - A face containing componentswhich provides a pleasing overall appearance. The grainof the various components need not be matched at thejoints. Sharp color contrasts at the joints of the componentsare not permitted.PLY - A single sheet of veneer or several strips laid withadjoining edges that may or may not be glued, whichforms one veneer lamina in a glued panel (See layer). Insome constructions, a ply is used to refer to other woodcomponents such as particleboard or MDF.PLYWOOD, HARDWOOD - A panel composed of anassembly of layers or plies of veneer or veneers in combinationwith lumber core, particleboard core, MDF core,hardboard core, or of special core material, joined withan adhesive. Except for special constructions, the grain ofalternate plies is at right angles, and the face veneer is ahardwood species.QUARTER-SLICED (QUARTER-CUT) - A straight grainappearance achieved through the process of quarterslicingor through the use of veneer cut in any fashionthat produces a straight grain effect. Cut is radial tothe pith to the extent that ray fleck is produced, and theamount of fleck is not limited.RANDOM MATCHED (MISMATCHED) - A panel havingthe face made up of specially selected dissimilar (in colorand grain) veneer strips of the same species and generallyV-grooved at the joints between strips to simulate lumberplanking.RAY FLECK - See fleck.RECONSTITUTED WOOD - A generic term for panelproducts made with strands, wafers, particles, or fibers ofwood. Individual products include hardboard, insulationboard, particleboard, MDF, and oriented strand board(OSB)/waferboard. Particleboard and MDF normally useurea-formaldehyde resin as the binding agent. OSB/waferboard normally uses phenol-formaldehyde as thebinding agent. Most hardboard and insulation board usethe lignin from the processed wood as the binding agent.Most dry-process hardboards contain phenol-formaldehydeto increase bonding strength.REPAIRS - A patch, shim, or filler material insertedand/or glued into veneer or a panel to achieve a soundsurface.REPAIRS, BLENDING - Wood or filler insertions similarin color to adjacent wood allowing color to blend well.RIFT-CUT - A straight grainappearance achieved through theprocess of cutting at a slight angle tothe radial on the half-round stay log orthrough the use of veneer cut in any fashionthat produces a straight grain with minimalray fleck.ROTARY-CUT - Veneer, produced by centering thelog in a lathe and turning it against a broad cuttingknife which is set into the log at a slight angle.ROUGH CUT - Irregular shaped areas of generallyuneven corrugation on the surface of veneer, differingfrom the surrounding smooth veneer and occurring asthe veneer is cut by the lathe or slicer.RUNNING MATCH - The panel face is made fromcomponents running through the flitch consecutively.Any portion of a component left over from a face isused as the beginning component or leaf in starting thenext panel.RUPTURED GRAIN - A break or breaks in the grainor between springwood and summerwood, causedor aggravated by excessive pressure on the woodby seasoning, manufacturing, or natural processes.Ruptured grain appears as a single or series of distinctseparations in the wood such as when springwood iscrushed, leaving the summerwood to separate in one ormore growth increments.SAPWOOD - The living wood of lighter color occurringin the outer portion of a tree. Sometimes referred toas sap.SHAKE - A separation or rupture along the grain ofwood in which the greater part occurs between the ringsof annual growth (See ruptured grain).SHARP CONTRASTS - For purposes of this standard,this term means that face veneer of lighter than averagecolor shall not be joined at the edges with veneer ofdarker than average color and that two adjacent piecesof veneer shall not be widely dissimilar in grain, figure,and other natural character markings.SLICED - Veneer produced by thrusting a log or sawedflitch into a slicing machine, which shears off the veneerin sheets.SLIGHT - Visible on observation, but does not interferewith the overall aesthetic appearance with considerationof the applicable grade of the panel.SLIP MATCHED - A sheet from a flitch is slid acrossthe sheet beneath and, without turning, spliced at thejoints (See Figure 1 for illustration).SMOOTH, TIGHT CUT - Veneer cut to minimize lathechecks.SOFTWOOD - General term used to describe lumberor veneer produced from needle and/or cone bearingtrees (See hardwood).SOLID CORE - Plywood panels in which all inner pliesare grade J or better. Splits up to 3.2 mm (1/8 inch)are allowed.SPECIES(COMMERCIALSPECIES GROUPS)- Species generally groupedfor marketing convenienceand identified with a single commercialname. (See ASTM D 1165,Standard Nomenclature of DomesticHardwoods and Softwoods, for commercialpractice in the United States andCanada.)SPECIFIC GRAVITY - The ratio of the weightof a certain volume of a substance to the weightof an equal volume of water, the temperature ofwhich is 4˚C (39.2˚F).SPLIT HEART - A method of achieving an inverted “V”or cathedral type of springwood (earlywood)/summerwood(latewood), plain-sliced (flat-cut) figure by joining two facecomponents of similar color and grain. A cathedral typefigure must be achieved by a single component in “AA”grade. The split heart method is allowed in grades “A”through “E”. Each half of a split heart shall be subject tothe minimum component width requirements for grade“A” and “B” faces.SPLITS - Separations of wood fiber running parallel tothe grain.STREAKS, MINERAL - Natural discolorations of thewood substance.TIGHT SIDE - In knife-cut veneer, the side of the sheetthat was farthest from the knife as the sheet was beingcut and contains no cutting checks (lathe checks).VENEER - A thin sheet of wood, rotary cut, sliced, orsawed from a log, bolt, or flitch.WOOD FAILURE (PERCENTAGE) - The area of woodfiber adhering at the glue line following completion of thespecified shear test. Determination is by visual examination.The value is expressed as an estimated percentageof the wood area remaining, adhered to the fracturedsurface in the test area.WORMHOLES - Holes resulting from infestation ofworms.22

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