BALTIC BIRCH HARDWOOD PLYWOOD GRADING STANDARDS
Baltic Birch Plywood is graded with a face and back grade designation. The following face/back veneer grades are available from our warehouse facilities:
B/BB: Single piece face and back veneer. Face veneers are considered clear and free of defects with a light-uniform color. Back allows 3-6 color matched patches, which are oval in shape and egg sized. Inner cores are solid birch single piece veneers.
BB/BB: Single piece face and back. Both face and back veneers allow 3-6 small color-matched patches on average and some light mineral streaks. Tight pin knots may be present. Inner cores are solid single piece veneers.
BB/CP: Single piece face and back. The “CP” back veneers are downgraded from “BB” grade veneers, which allow for unlimited patches and sound knots, but does not allow for open defects. Inner cores are solid birch single piece veneers.
CP/CP: Single piece face and back. Face and back grade veneers allow unlimited sound knots and repaired splits and unlimited patches. The panel is sound both sides and designed for laminating.
C/C: Patches, open knots, and small veneer splits allowed. Veneer lap and small core voids permitted. This panel is not sanded and would be used for structural purposes.
SHOP GRADES: Shop panels are offered in the full 60” X 60” format in all of the grades listed above. Panels allow for 1-3 splits on the face veneer along one edge of the panel in lengths no longer than 10” and no wider than ¼”. Shop grades offered at a substantial discount to the “on grade” prices.
The explanation of grades listed above is a general overview. You may contact us directly for a copy of the complete set of grading rules as outlined by the Russian standard.如无特殊说明，文章均为本站原创，转载请注明出处。If there are no special instructions, the articles are original, if you want to use or reproduce, please indicate the original source www.plywoodinspection.com,If you find that our article infringes on your rights and interests, please email us in time and we will delete it at the first time.