| GUW
| Size: |
8*4’, 7’*4’, 6’*4’, 7’*3’, 6’*3’, customized
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| Grade B: |
Slight discolor, small crack, No hole, No fibre
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| Thickness: |
0.15-1.0mm
|
| Grade A: |
No discolor, No fibre, No hole, No splits
|
| Grade C: |
Medium discolor, Slight pin, bean hole, Light fibre
|
| Grade D: |
Discolor, splits, egg size holes no more than 3
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