Lub thawv ntim khoom, tam sim no kuj nplua nuj heev, ntawv, tawv, yas, hlau, iav, ntoo, ceramic, rattan qus, ntuj fibers, composite cov ntaub ntawv thiab lwm yam ntaub ntawv ntim, ua ke nrog adhesives, coatings, luam ntawv thiab lwm yam ntaub ntawv pab.
Ntoo ntim- yam ntxwv ntawm cov khoom siv ntuj tsim, nrog kev kho me ntsis tuaj yeem siv.Feem ntau muab faib ua ob hom softwood thiab hardwood, ib yam li daim ntawv los ntawm kev xav ntawm ib puag ncig tiv thaiv, kev tsom xam ntawm cov khoom ntoo ntim tsis haum rau ntau lawm.
Cov khoom siv hlau- originated 100 xyoo dhau los, 1809 Fab Kis tau tsim cov kaus poom zaub mov, 1841, cov neeg Askiv tau tsim lub kaus poom.Qhov no tsim cov keeb kwm niaj hnub ntawm cov ntim hlau.Hlau ntim vim yog kev ua haujlwm nyuaj, kom tus nqi kuj tseem siab.Tus nqi siv tsis yog siab heev.
Ntawv ntim- muaj ntau heev nyob rau hauv peb lub neej vim nws yog ib qho yooj yim rau deform, lub teeb yuag thiab muaj zog expansion.Yog li ntawd, nws yog dav siv.Txawm li cas los xij, hauv kev txhawb nqa kev tiv thaiv ib puag ncig niaj hnub no cov ntawv ntim yog pom tseeb tsis raug txhawb nqa!
Cov ntaub ntawv iav- iav kev ntxhib los mos yog qhov nyuaj thiab nkig, pob tshab thiab yooj yim rau txheej txheem!Txawm li cas los xij, daim ntawv thov kev puas tsuaj tsis yooj yim heev!
Ntim yas- nrog cob raws li lub ntsiab tivthaiv, teem los ntawm kub kub.Txawm hais tias nws yog cov khoom ntim tshiab niaj hnub.Txawm li cas los xij, kev siv cov khoom ntim kuj tseem nce xyoo dhau los, thiab tau maj mam hloov cov thawv ntim ntawv hauv qee lub tebchaws tsim.