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COL Grade :
4A. COL IS THE MIXTURE GRADE OF CUTS AND INDUSTRIAL (ABOUT 70%
OF CUTS, 30% OF INDUSTRIAL)
4B. Moisture Content: 8-12%
4C. Stress : Recondition to minimize stress.
4D. Processing Complaint
a) Internal Checking
b) Moisture Content
c) Excessive Bow / Twist ( Kiln Stress)
d) Undersize, Surface Check, Worm hole
e) Blue stain
Excessive volume of above defects is unacceptable. Purchaser has the right to complain and compensation can be negotiated.
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