Softwood pine Plywood QC and inspection

Softwood pine Plywood QC and inspection

Pine is a softwood species ,their family have many different pine species from different origins .Their wood grain are different ,especially Hoop pine ,radiata pine ,Pinus sylvestris var. mongolica Litv.

From these three different pine species ,the radiata pine wood grain is nice and less knot holes or dead knots .

Hoop pine is most expensive but similar quality like hardwood birch face veneer ,similar wood grain ,but softwood .

Mongolica pine we called it zhangzisong ,more knots and knot holes ,when inspect these three different pine species ,Should be very careful .

Pine species have a lot of resin pocket ,more oil ,hard to sand smoothly ,need more sand paper to sand ,if too thin pine face veneer ,have more telegraphing problems .

So ,when inspect the pine ,recoganize the species , and then check other natural and manufacturing defects .

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