Table 1. Layer compositions of CLTs

CLT types Layer
1st 2nd 3rd 4th 5th 6th
Coconut (C) C C C C C C
Sengon (S) S S S S S S
Jabon (J) J J J J J J
Coconut-Sengon (CS) C S C S C S
Coconut-Jabon (CJ) C J C J C J
CLT: cross laminated timber.