Cov rooj tog zaum rooj tog ntau hom ntawm kev ua lag luam sau, uas yog tus nqi ntau dua?
Lub rooj tsavxwm uas feem ntau cov rooj tog siv hauv khw tam sim no yog particleboard.Nyob rau hauv tus txheej txheem ntawm kev ua particleboard, vim hais tias ntawm txawv hom ntawm raw cov ntaub ntawv, cov qauv ntawm cov ntoo fiber ntau txawv, thiab cov duab ntawm particleboard yog txawv nyob rau hauv tib txoj kev ua.
Tsis tas li ntawd, cov khoom siv nrov tshaj plaws hauv kev lag luam hauv tsev yog poplar thiab ntoo thuv.Pine khoom yog zoo, siab toughness, thiab oily thiaj li zoo waterproof;Poplar yog mos thiab tiv taus dej, yog li tus nqi ntawm ntoo thuv ntau dua li ntawm poplar.
1. Eucalyptus: Ib lub teeb-xim daj-tawm ntoo nrog ntom ntom ntom ntom ntom ntom ntom.Sapwood txheej yog dav, dawb mus rau daj ntseg liab;Heartwood yog lub teeb brownish liab.Eucalyptus yog tsob ntoo loj hlob sai, tsis tawv, lub teeb, yooj yim tawg.Eucalyptus tau loj hlob nyob rau sab qab teb thiab nruab nrab Tebchaws Meskas thiab thaj tsam Guangxi ntawm Tuam Tshoj, thiab muaj ntau yam siv hauv kev tsim cov txee thiab rooj tog, tshwj xeeb tshaj yog cov rooj tog qub qub.
Qhov zoo: Eucalyptus ntoo zoo yog ib qho nyuaj, tus nqi siab ntawm cov khoom tiav, muaj zog tuav quab yuam, hnav-resistant corrosion, tsis yooj yim rau deformation los yog warping zoo, yog ib qho ntawm cov khoom siv zoo tshaj plaws los ua cov rooj tog zaum, ua los ntawm cov rooj tog zaum nrog cov kabmob zoo. quab yuam, tsis yooj yim rau deformation.Tsis tas li ntawd, cov ntxhiab tsw ntawm eucalyptus roj ua rau tib neeg xis nyob thiab raus hauv kev paub ntawm kev taug kev hauv hav zoov.
Raws li cov ntoo thuv txawv teb chaws, New Zealand ntoo thuv tsis tsuas yog khaws cov ntoo zoo tib yam nkaus xwb, tab sis kuj muaj cov huab cua tsim nyog, siv tau ntau dua, zoo dua hardness thiab kev ua haujlwm zoo.Piv nrog cov ntoo thuv hauv tsev, New Zealand ntoo thuv yog ib txwm kim dua.
Post lub sij hawm: Sep-13-2022