The Grade & Quality Of Poplar Cores for film faced plywood

The grade & quality of poplar cores for film faced plywood can fall into 7 grades(AA grade , A+ grade, A grade , B+ grade , B grade , C+ grade , C grade), which are similar to but different from the grades of poplar cores for plywood:

1. AA grade poplar core-the best grade

a. core veneers: better whole piece poplar core veneers(the size of the core veneers is 84X127CM) scarf jointed by machine(the scarf joint is glued and hot pressed)
b. core will be hot pressed for 2 or 3 times 
c. core is very flat
d. thickness tolerance of the core is small
e. The core of this grade is usually used for very good quality film faced plywood .
f. AA grade core is much more expensive than A+ grade core .

2. A+ grade poplar core

a. core veneers: better whole piece poplar core veneers(the size of the core veneers is 84X127CM)
b. core will be hot pressed for 3 times 
c. core is very flat
d. thickness tolerance of the core is small
e. The core of this grade is usually used for very good quality film faced plywood

3. A grade poplar core

a. core veneers: ordinary whole piece poplar core veneers(the size of the core veneers is 84X127CM)
b. core will be hot pressed for 2 times 
c. core is flat
d. thickness tolerance of the core is small , too but a little bigger than A+ grade
e. The core of this grade is usually used for good quality film faced plywood . Most of EU, US, Canadian customers require the core of this grade .

4. B+ grade poplar core

a. core veneers: ordinary whole piece poplar core veneers(the size of the core veneers is 84X127CM) mixed with medium size poplar core veneers .
b. core will be hot pressed for 2 times 
c. core is flat
d. thickness tolerance of the core is similar to A grade
e. The core of this grade is usually used for medium quality film faced plywood . 
f. The core of this grade is economical and quality is acceptable for a lot of customers .

5. B grade poplar core

a. core veneers: ordinary whole piece poplar core veneers(the size of the core veneers is 84X127CM) mixed with medium size poplar core veneers .
b. core will be hot pressed for 1 time 
c. core is flat
d. thickness tolerance of the core is a little bigger than B+ grade
e. The core of this grade is usually used for medium quality film faced plywood . 
f. The core of this grade is economical and quality is acceptable for a lot of customers , too . But some small defects in the face/back exist .

6. C+ grade poplar core

a. core veneers: ordinary whole piece poplar core veneers(the size of the core veneers is 84X127CM) mixed with small(broken) size poplar core veneers .
b. core will be hot pressed for 2 times 
c. core is flat
d. thickness tolerance of the core is bigger
e. The core of this grade is usually used for Utility grade film faced plywood . 
f. The core of this grade is cheap and quality is still acceptable as utility grade film faced plywood . Some small defects in the face/back exist .

7. C grade poplar core (I don’t use core of this grade )

a. core veneers: ordinary whole piece poplar core veneers(the size of the core veneers is 84X127CM) mixed with small(broken) size poplar core veneers .
b. core will be hot pressed for 1 times 
c. core may be not very flat
d. thickness tolerance of the core is much bigger
e. The core of this grade is usually used for lowest quality film faced plywood
f. The core of this grade is cheapest but the quality can not be guaranteed . I don’t supply film faced plywood made of this kind of core.

 

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