GO TO TOP PAGE

Tree Grade

Grade explanation

 OAK(Specific gravity 0.67)

A Grade It is no drawback is basically, there is a color difference between leaf nodes inconspicuous little.
B Grade There is sapwood partially, also there is also a color difference between a knot.
C Grade Use the core, there is a color difference clause and a knot.

 Birch (Specific gravity 0.64)

A Grade It is no drawback is basically, there is a color difference between leaf nodes inconspicuous little.
B Grade There is little mineral line, also there is a color difference inconspicuous leaf nodes partially.
C Grade I use the core. There is a main a little color difference and a knot.
D Grade The ones you use the core, there is a color difference clause and a knot.

 Maple (Specific gravity 0.69)

A Grade It is no drawback is basically, there is a color difference between leaf nodes inconspicuous little.

 Ash (Specific gravity 0.6)

A Grade It is no drawback is basically, there is a color difference between leaf nodes inconspicuous little.
B Grade There is sapwood partially, also there is also a color difference between a knot.
C Grade I use the core. There is a main color difference and a little a knot.

 Teak(Specific gravity 0.62)

A Grade It is no drawback basically. There is a black mineral line and a section inconspicuous little.

 Rad pine (Specific gravity 0.57)

A Grade Is all straight grain. The no disadvantage fundamentally. There are different colors and leaf nodes inconspicuous little.
B Grade There is sapwood partially, also there is also a color difference between a knot.

 Betula Grassa (Specific gravity 0.67)

A Grade It is no drawback is basically, there is a color difference between leaf nodes inconspicuous little.
B Grade There are different colors and a little a knot.
C Grade I use the core. There is a color difference clause and a knot.

 Black Walnut(Specific gravity 0.73)

A Grade It is no drawback basically. There is a color difference between the a knot a little.
B Grade There is sapwood partially. There is also a color difference between the a knot.