In the united states there are four basic softwood construction plywood veneer grades you need to worry about.
3 4 furniture grade plywood.
This compound is written out as ab ac and so on.
There are four main types of plywood veneer grades.
Available in additional species birch and red oak.
Baird brothers offers an extensive inventory of premium hardwood plywood.
Occasionally you may run into a fifth grade called c plugged each sheet will have two grades such as ac.
Use this grade when color isn t a concern.
This back grade is not considered sound.
48 5 x 96 5 sheet size.
A b c and d.
This back grade allows knot holes with a diameter of 1 but it s still considered to be in sound condition.
For pricing and availability.
The first letter is the face veneer grade and the second is for the back veneer.
Within each sheet of plywood there are two grades present.
3 4 birch plywood is rotary cut.
These are known as a b c and d.
C 3 see grading guide for additional information.
All plywoods are cabinet grade and are stocked in red oak white oak hard maple cherry birch poplar black walnut ash hickory and mahogany in 1 4 1 2 3 4 nominal thickness and 4 x 8 sheets.
Larger knots are allowed but they do not exceed a diameter of 3 4.
California residents see prop 65 warnings.
It allows a vast amount of defects.
Direction of the grain is the length of panel.
Description 3 4 birch cabinet grade hardwood plywood is good 2 sides g2s grade a 1 and has a 5 ply veneer core.
Each panel weighs approximately 70 lbs.
Their 3 4 is actually closer to 18mm well short of the standard 23 32 for domestic 3 4 plywood even though purebond advertises as made in usa.
Severe weather 1 2 in common southern yellow pine plywood sheathing application as 4 x 8.