BB / CC and BB/BB GRADING RULES

  • BB/CC – There is no defect allowed on the face. Minor defects must be skillfully repaired by color matched putty. No core lap and uneven core thickness is allowed. Very minor core void and end splits are allowed but are not shown on the face. All core veneer components must be machine spliced.BB/CC grade which conforms to the Japan Plywood Inspection Corporation (JPIC) standard. BB/CC grade plywood has a good face that may have small
    imperfections that are filled and sanded. ‘CC’ back may have rough patches and filled splits.
  • BB/BB – There is no defect allowed on the face and back. Minor defects must be skillfully repaired by color matched putty. No core lap and uneven core thickness is allowed. Very minor core void and end splits are allowed but are not shown on the face. All core veneer components must be machine spliced.
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