Beech Fancy Plywood Quality Standard |
Defects |
A |
B |
C |
Sapwood |
No |
Slight color difference |
Slight color difference |
Heartwood |
No |
No |
Slight color difference |
Color Streaks or Spots |
Slight |
Slight color difference |
Slight color difference |
Color Variation |
No |
Slight |
Slight |
Sharp Color Contrasts at Joints |
No |
No |
Slight |
Matching |
Book Matched
Slip Matched
Pleasing Matched |
Yes
Specify
-- |
Specify
Specify
Yes |
--
--
-- |
Min. Nominal
Width of Face
Components |
Plain-S
Quarter
Rotary |
127 mm
76 mm
127 mm |
76 mm
76 mm
102 mm |
No Limit |
Small Conspicuous Burls & Pin Knots-Combined Avg. No. |
4 per 1 m2 |
6 per 1 m2 |
No Limit |
Conspicuous Burls-Max. Size |
9.5 mm |
12.7 mm |
No Limit |
Conspicuous Pin Knots-Avg.
No.
Dark Part-Max. Dia.
Knots-Max. Dia. |
No |
3 per 3 m2
3.2 mm
6.4 mm |
No Limit |
Scattered Sound & Repaired Knots-Combined Avg. No.
Max. Dia.-Sound
Max. Dia.-Repaired
Avg. No.-Repaired |
No |
4 per 3 m2
9.5 mm
3.2 mm
4 per 3 m2 |
3 per 1 m2
2.7 mm
12.7 mm
4 per 3 m2 |
Mineral Streaks |
Slight |
Slight |
Slight |
Bark Pockets |
No |
Max. area
3.2 x 25.4 mm |
Max. area
6.4 x 50.8 mm |
Worm Tracks |
No |
Slight |
Slight |
Vine Marks |
Slight |
Slight |
Yes |
Cross Bars |
Slight |
Yes |
Yes |
Rough Cut / Ruptured Grain |
No |
Slight |
Slight |
Blended Repaired Tapering
Hairline Splits |
Max. no. 1
Max. area 1 x 152
mm |
Max. no. 4
Max. area 2 x 152
mm |
Max. no. 4
Max. area 2 x
152
mm |
Repairs |
Small Blending |
Blending |
Yes |
Quartered |
25.4 mm in 305 mm maximum grain slope, 63.5 mm in 305 mm maximum grain sweep |
· Unfilled wormholes, open splits, open joints, open bark pockets, or doze not allowed in above grades.
· Outside components will be a different size to allow for edge trim loss and certain types of matching. |
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