Wood Resin As Materials Furniture

This amber wood has a density ranging between 0:36 ~ 0.64 (Martawijaya et al, 1986) and has been used as components of musical instruments, furniture, pulp and paper, as well as industrial raw materials light aircraft (Surjokusumo 1992). However, the use of wood Damar not separate the normal wood and compressed wood, so wood ultrastructure research on wood press Damar ...

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Pemeriksaan Fisik dan Mekanik Kayu

a) Pemeriksaan kuat lentur kayu Alat dan bahan yang dibutuhkan : o Mesin tekan/tarik dengan perlengkapannya o Dial manometer o Mistar ukur/rol meter o Kayu dengan ukuran 5 x 5 x 76 cm Cara Pemeriksaan o Siapkan alat perlengkapan kuat lentur pada mesin tekan o Letakan kayu pada mesin dengan jarak tumpuan 70 cm. o Berikan beban pada tengah-tengah kayu ...

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Adhesives Urea Formaldehyde (UF)

Pizzi (1994) suggested that UF adhesive polymer is the result of condensation reaction of formaldehyde with urea. Advantages of UF adhesives include water soluble, hard, non-flammable, good heat properties, colorless when hardened, and the price is cheap. Hiziroglu (2007) suggested some of the characteristics of the adhesive Urea-Formaldehyde (CH4 N20CH20) x among others: o Gravity: 1:27 o Solid content: 64.8% ...

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Plywood Production Process

The process of making plywood many variations, but in principle use the sequence and procedures are relatively similar. The sequence of plywood manufacture according Massijaya (2006) is as follows: o Selection log Logs will be used as raw material for plywood is selected from the size, shape, and condition of the defects are still allowed. o Pretreatment on log Early ...

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Strength Mechanical Properties of Wood

Mechanical properties or strength of wood is wood’s ability to hold a charge or load from outside. The intention is to charge external forces outside objects that have a tendency to change the shape and size of objects. Mechanical properties or strength of wood include: tensile constancy, constancy press / compression, shear firmness, determination arch (bending), stiffness, ductility, hardness and ...

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Gluing Plywood

Finir-finir to glue plywood to be able to use a wide range of adhesives, for example: a) Based on the origin of the material, divided into: o Adhesive vegetable, such as soybeans, peanuts, cassava (tapioca) o Adhesives animal, eg casein (milk), fibrin, a protein, bone Ø Adhesives synthesis, for example, urea formaldehyde, phenol formaldehyde, melamine formaldehyde, resorcinol formaldehyde b) Based ...

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