CP
Furniture Grade - Marketing CP


Categories of defects
Permissible amount of defects
Sound intergrown knots
Permitted
Other knots and knot holes
Permitted up to an individual maximum diameter of 6 mm
with total quantity not more than 10 per sq. m
Repaired Defects (inserts)
Permitted
Double Inserts
Permitted
Closed checks
Permitted
Open checks (patched)
Permitted  for an individual  maximum width up to 5 mm
and for individual maximum length up to 600 mm
and no more than 5 per 1 meter of panel width
Irregularities in the structure of the wood
Permitted
Hearth and discoloration
Permitted
Defects at the edges due to sanding or sawing
Permitted up to 4 mm from the edge
Glue penetration
Permitted up to 5% of the surface
Sanding through
Not permitted
Hollows, bumps, imprints, roughness
Permitted, but slightly within the panels thickness tolerance
Inner piles veneer overlapping
Permitted for an individual max. length up to 200 mm,
in number max. 2 per 1 meter of a panel width

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: