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FACE GRADES, Birch , Ash,Maple,Poplar Plywood, Grading Rules AND Descriptions, Grading Standards,inspection checklist ,quality control ,sourcing service ,Testing ,quality assurance,QC,GRADERS,INSPECTORS

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FACE GRADES: Birch | Ash | Maple | Poplar Veneer: Rotary-Cut | Plain-Sliced | Quarter-Cut Pin Knots & Small Burls Combined AverageConspicuous Burls MaximumSound & Repaired KnotsRepaired KnotsMineral StreaksVineRough CutBlended Repaired TaperingAMAX 10 (4 UP TO 1/4″)3/8″NONOSLIGHTSLIGHTNOTWO 1/16″ X 6″BMAX 16 (8 UP TO 1/4″)1/2″44 TO 1/8″SLIGHTYESSLIGHTFOUR 1/8″ X 8″CNO LIMITNO LIMIT84 TO 1/2″YESYESTWO 8″ AREASFOUR 3/16″ X 8″DNO LIMITNO LIMIT105 …

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Wood face ,back and core Veneer Cutting & Slicing Characteristics

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Rotary Cut Rotary veneer is produced by centering the log in a lathe and turning it against a broad cutting knife which is set into the log at a slight angle. Rotary cut veneer can be sufficiently wide to provide full sheet (one piece) faces. Follows annual growth rings creating a bold variegated grain. Cutting DiagramSample Plain Sliced (Flat Cut) …

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BACK GRADES,Red and White Oak pLYWOOD,Grading Rules AND Descriptions, Grading Standards,inspection checklist ,quality control ,sourcing service ,Testing ,quality assurance,QC,GRADERS,INSPECTORS

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BACK GRADES Sound Tight KnotsKnotholesRepaired KnotsSound Tight BurlsMineral/SapRough CutSplits or Joints1MAX 16 (UP TO 1/4″)NONOYESYES/YESTWO 8″ DIA. AREASSIX 1/8″ X 12″ REPAIRED2MAX 16 (8 UP TO 1/4″)ALL REPAIRED8 TO 1/2″YESYES/YESYESSIX 3/16″ X 12″ REPAIRED3MAX 16 (8 UP TO 1/4″)ALL 3/8″ TO 1″NO(1)YESYES/YESYES3/8″ X 1/4 LOP4YESUP TO 4″NOYESYES/YESYES1″ TO 1/4 LOP, 1/2″ TO 1/2 LOP, 1/4″ TO FULL LOP (1) May …

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