Karakteristik Kayu Lapis Dari Bahan Baku Kayu Karet (Hevea braziliensis muell. Arg) Berdasarkan Umur Pohon
ABSTRACT: Product testing made
reference to Standar Nasional Indonesia (SNI) 01-5008.2-1999 Plywood for
Structural. Physical properties of plywood includeswater level of plywood
withtree ages 20 yearswith average 14,43% ranged from 14,12% until14,67% andfor
plywoodwith tree ages 25 yearswith average 14,60% ranged from 14,31% until 14,91%. Plywood
densitywith tree ages 20 yearswith average 0,63 g/cm3ranged from 0,62
g/cm3until 0,64 g/cm3and for plywoodwith tree ages 25 years with average 0,65
g/cm3ranged from 0,63 g/cm3until 0,66 g/cm3. Firmness an adhesive plywood
withtree ages 20 yearswith average 9,25 kg/cm2ranged from 9,15 kg/cm2until 9,36
kg/cm2and for plywoodwith tree ages 25 yearswith average 9,98 kg/cm2ranged from
9,60 kg/cm2until 10,23 kg/cm2. Mechanical properties of plywood
includesfirmness broken (Modulus of Rupture) ofplywood withtree ages 20 years
with average 19,32 kg/cm2ranged from 18,00 kg/cm2 until 20,70 kg/cm2 and for
plywoodwith tree ages 25 yearswith average 21,40 kg/cm2ranged from 18,72 kg/cm2
until 23,34 kg/cm2. Constancy of an arched (Modulus of Elasticity) plywoodwith
tree ages 20 years with average 19,35 kg/cm2ranged from 18,11 kg/cm2until 20,65
kg/cm2and for plywoodwith tree ages 25 years with average 21,38 kg/cm2ranged
from 18,70 kg/cm2until 23,33 kg/cm2.
Penulis: Fakhdian Setiawan,
Rudianda Sulaeman, Defri Yoza
Kode Jurnal: jppertaniandd140849
