고무나무 집성목 등급기준

목재, 건축자재

나무꾼69 2013. 10. 9. 12:07

고무나무 집성목 등급기준

- face A: no defect (결함 없슴)

- face B: minus defect (some small dead knots were fufilled with putty) / 미미한 결함(일부 퍼티로 채워진 죽은 옹이있슴)

- face C: has many defect (dead knots, black lines, heart wood were treated with putty and glue) / 결함 많음

A grade

B grade

C grade