Počet záznamov: 1  

The effect of coating film thickness on the quality of surface finish on lightweight plywood

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    $a 10.17423/afx.2022.64.1.04 $2 DOI
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    $a The effect of coating film thickness on the quality of surface finish on lightweight plywood $f Gabriela Slabejová, Mária Šmidriaková
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    $c Graf., obr., tab.
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    $a Lit.
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    $a The paper deals with the effect of the coating film thickness of various types of coating material on the quality of surface finish on lightweight plywood. Three surface finishes (solvent-based, water-based and hard wax) were formed of coating materials on the lightweight plywood sheathed with pressed beech veneer. The coating materials were applied in one, two and three layers. The surface finished samples were exposed to simulated light radiation in the Q-SUN test. Several optical surface properties (gloss value, colour difference, surface roughness) and resistance surface properties (impact resistance, abrasion resistance) were investigated. The optical properties of all surface finishes were very much allied to the type of coating material and the coating film thickness. As the coating film thickness (i.e., the number of coats) increased, the gloss increased as well. Evaluated dependences of gloss value and of colour difference on the coating film thickness showed a high degree of dependence on the Solvent-based and Water-based surface finishes. For the Hard wax surface finish, the evaluated dependence of gloss value on the coating film thickness showed a very high degree of dependence. The surface roughness was very much allied to the type of coating material and the wood fibre direction. The lowest surface roughness of the surface with three layers was noticed on hard wax. The mechanical resistance properties of all surface finishes were very much allied to the type of coating material and the coating film thickness. Evaluated dependence of impact resistance on the coating film thickness showed a very high degree of dependence on the Solvent-based and Water-based surface finishes, and a high degree of dependence on the Hard wax surface finish. The highest resistance to abrasion and the highest impact resistance was measured on the hard wax surface finish.
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    $1 001 sldk_un_cat*0114510 $1 011 $a 1336-3824 $1 200 1 $a Acta Facultatis Xylologiae Zvolen $e vedecký časopis Drevárskej fakulty $v Vol. 64, no. 1 (2022), s. 39-58 $1 210 $a Zvolen $c Technická univerzita vo Zvolene $d 2022
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    $9 sldk_un_auth*h015287 $a bukové dyhy $X beech veneers
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    $9 sldk_un_auth*0056792 $a vyľahčené preglejky $X lightweight plywoods
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    $9 sldk_un_auth*h002777 $a náterové látky $X coating materials
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    $9 sldk_un_auth*h035472 $a farebná homogenizácia $X colour homogenization
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    $9 sldk_un_auth*h015643 $a drsnosť povrchu $X surface roughness
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    $9 sldk_un_auth*h013659 $a odolnosť proti nárazu $X impact resistance
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    $9 sldk_un_auth*h008186 $a odolnosť voči oderu $X abrasion resistance
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    $3 sldk_un_auth*p0034565 $a Slabejová $b Gabriela $f 1975- $p TUZDFNDV $4 070 $T Katedra nábytku a drevárskych výrobkov
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    $3 sldk_un_auth*0004692 $a Šmidriaková $b Mária $f 1961- $p TUZDFNDV $4 070 $T Katedra nábytku a drevárskych výrobkov
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    $u https://df.tuzvo.sk/sites/default/files/04-01-22_0_0_0_1.pdf
Počet záznamov: 1  

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