Classification of Teak

Teakwood is classified into three grades, viz., superior, first and second depending on the defects. The classification of teak based on the permissible defects, viz., cross grain, knots, pith, pockets or streaks, sapwood, pin holes and worm holes is presented in Table 10.1.

Table 10.1 Permissible defects for the classification of teak

Source: IS: 4021–1967.