2.7mm Mixed Hardwood Plywood Inspection and QC test

2.7mm Mixed Hardwood Plywood Inspection and QC test

Inspectors or graders should check :

1.Plies of the core structure ,3 plies ,4 plies

2.Face wood species and grades

3.Back wood spcies and grades

4.Check if Plywood breaks easily.

Most of the time ,this kind of thin plywood are only use one side ,so the back side is always mill option ,but also have special requirements by the buyers .


The inner   core structure of this thin plywood  is quite special, which can be divided into three layers and four layers, that is to say, it violates the rule of odd number of layers of plywood manufacturing . However, in order to set off the thickness or warping of the backside veneer, the thickness of the back side used is much thicker than that of the face veneer  .


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