C
Furniture Grade - Marketing C


Categories of defects
Permissible amount of defects
Sound intergrown knots
Permitted
Other knots and knot holes
Permitted up to an individual maximum diameter of 40 mm
Repaired Defects (inserts)
Permitted
Double Inserts
Permitted
Closed checks
Permitted
Open checks (patched)
Permitted  for an individual  maximum width up to 10 mm
Irregularities in the structure of the wood
Permitted
Hearth and discoloration
Permitted
Defects at the edges due to sanding or sawing
Permitted up to 5 mm from the edge
Glue penetration
Permitted
Sanding through
Permitted
Hollows, bumps, imprints, roughness
Permitted
Inner piles veneer overlapping
Permitted

Brochure Contents
Preview
Introduction to Grading
Plywood Technical Data
B
BB

CP
C
Volume of a Pack of Plywood
Thickness Conversion Table


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Concannon Lumber
2950 SE Stark St, Suite 230
Portland, OR 97214-3082
Tel:  503-231-8881
Fax:  503-236-5614
E-mail: