| Cut |
Rotary-Cut,
Quarter-Cut, Plain-Sliced (Flat-Cut)
|
| Grade
Description |
AA
|
A
|
B
|
|
Color
and Matching
|
| Sapwood |
No
|
Noa
|
Yesa
|
| Heartwood |
Yes
|
Yes
|
Yes
|
| Colour Streaks
or Spots |
Slight
|
Slight
|
Yes
|
| Colour
Variation |
Slight
|
Slight
|
Yes
|
| Sharp Colour
Contrasts at Joints |
No
|
No
|
No
|
|
Type
of Matching
|
|
Sequence Matched
Book Matched
Slip Matched
Pleasing Matched
|
Yes
Yes
Specify
---
|
Yes
Specify
---
|
Yes
Specify
Yes
|
| Nominal
Minimum Width of Components in Face |
6"
|
5"
|
4" If book or
slip
|
|
Natural
Characteristics
|
| Small
Inconspicuous Burls & Pin
Knots - Combined Avg. No.
|
1 per 4 sq. ft.
8 per 4'x8' panel
|
1 per 1 1/3 sq.
ft.
24 per 4'x8' panel
|
2 per 1 sq. ft.
64 per 4'x8' panel
|
| Inconspicuous
Burls - Max Size |
1/4"
|
3/8"
|
1/2"
|
| Inconspicuous
Pin Knotsb |
1 per 5 sq. ft.
|
1 per 2 sq. ft.
|
1 per 1 sq. ft.
|
| Avg. Number |
6 per 4'x8' panel
|
16 per 4'x8' panel
|
32 per 4'x8' panel
|
| Max. Size:
Dark Part
Total
|
1/8"
1/4"
|
1/8"
1/4"
|
1/8"
1/4"
|
| Scattered
Sound and Repaired
Knots - Combined Avg. No.
Max. Size - Sound
Max. Size - Repaired
Avg. No. - Repaired
|
No
|
No
|
1 per 8 sq. ft.
4 per 4'x8' panel
3/8"
1/8"
1 per 8 sq. ft.
|
| Mineral
Streaks |
Slight
|
Slight
|
Yes
|
| Bark Pockets |
No
|
No
|
Few to 1/8"x1
|
| Worm Tracks |
No
|
No
|
Slight
|
| Vine Marks |
Slight
|
Some
|
Yes
|
| Cross Bars |
Slight
|
Some
|
Yes
|
|
Manufacturing
Characteristics
|
| Rough Cut |
No
|
No
|
Slight
|
| Blended
Repaired Tapering
Hairline Splits
|
Two
1/32"x3"
on panel ends
|
Two
1/32"x6"
|
Four
1/16"x8"
|
| Repairs |
Very small
inconspicuous
|
Small
inconspicuous
|
Inconspicuous
|
|
Special
Characteristics
|
| Gum Spots |
Some gum spots
permitted in Cherry
|
Gum spots
permitted in Cherry
|
Gum spots and gum
streaks permitted in Cherry
|
