Artificial boards, hardwood boards thiab cov ntaub ntawv steel
Cov rooj zaum hauv chaw ua haujlwm feem ntau suav nrog cov khoom siv dag zog, cov khoom siv ntoo thiab cov khoom siv hlau. cov
Artificial boards yog ib qho ntawm cov khoom siv feem ntau siv rau cov rooj zaum hauv chaw ua haujlwm, feem ntau suav nrog particleboards, fiberboards, triamine boards, thiab lwm yam. Cov laug cam no feem ntau yog tsim los ntawm cov ntaub ntawv xws li sawdust thiab veneer, nrog tus nqi qis thiab tsim nyog rau kev kho cov duab sib txawv. Triamine boards kuj tuaj yeem hloov pauv cov qauv thiab cov qauv, yog li lawv tau siv dav.
Cov khoom siv ntoo hauv chav ua haujlwm siv cov ntoo ntuj xws li walnut thiab ntoo qhib, uas yog kim dua. Vim lawv cov tsos zoo li qub thiab kev tiv thaiv ib puag ncig, lawv feem ntau suav tias yog lub cim ntawm cov xwm txheej.
Cov rooj ua haujlwm steel feem ntau yog ua los ntawm cov hlau txias, nrog cov qauv muaj zog thiab niaj hnub style. Lawv tsim nyog rau cov tuam txhab tshiab thiab muaj tus nqi nruab nrab.
Tsis tas li ntawd, cov khoom siv pabcuam rau cov rooj zaum hauv chaw ua haujlwm muaj xws li aluminium alloys, steel, zinc alloys, plastics, thiab lwm yam, uas yog siv rau lub rooj ob txhais ceg thiab me me. Cov khoom siv tshuaj ntsuam muaj xws li acrylic thiab velvet linen.