Qhov Zoo Thiab Kev Tsim Nyog Ntawm Plywood

Thawj yog symmetry. Lub hauv paus ntsiab lus ntawm symmetry yog hais tias cov veneers ntawm ob sab ntawm lub symmetrical central dav hlau ntawm lub plywood yuav tsum symmetrical rau ib leeg tsis hais qhov xwm ntawm cov ntoo, lub thickness ntawm lub veneer, tus naj npawb ntawm cov txheej, cov kev taw qhia ntawm lub fibers, thiab cov dej noo.

Qhov thib ob yog tias cov khaubncaws sab nraud povtseg ntawm veneer fibers yog perpendicular rau ib leeg. Nyob rau hauv ib daim ntawv sib koom ua ke ntawm plywood, veneers ntawm ib hom thiab tuab yuav siv tau, los yog veneers ntawm ntau hom thiab thicknesses yuav siv tau; Txawm li cas los xij, ob txheej txheej ntawm veneer uas sib luag rau ib leeg ntawm ob sab ntawm lub dav hlau symmetrical hauv nruab nrab yuav tsum yog tib hom thiab tuab.

Qhov tseeb, kev xaiv ntawm plywood kuj yog qhov tshwj xeeb: thaum xaiv plywood, koj yuav tsum tsom mus rau "mos rib" ntawm plywood, saib ntawm ntug sealing nyhuv ntawm plywood, thiab nug seb lub ntug sealing txheej txheem ntawm cov plywood yog dab tsi. phau ntawv lossis tshuab, thiab tsis siv neeg lossis tsis siv neeg. Nws yog ib qho tseem ceeb heev seb lub semi-automatic ntug sealing yog haum thiab ruaj, thiab seb cov kua nplaum puas pom tseeb.