Lub qhov rooj tuav, yog hais txog kev rub los yog tswj lub tshuab, yog ib qho tseem ceeb ntawm qhov rooj dai kom zoo nkauj. Ib nkawm zoo ntawm lub qhov rooj kov tsis tsuas yog mus rub ua ke thiab ntsuas phoo muaj nuj nqi thiab cov haujlwm ua haujlwm zoo nkauj.
Lub qhov rooj siv tau los txhim kho lub qhov rooj hauv lub qhov rooj los pab txhawb kev qhib lub qhov rooj kaw qhov chaw, hauv kev siv cov txheej txheem, nws yooj yim yuav puas, yog li cov neeg siv khoom zoo mloog rau qhov zoo ntawm nws. Qhov no tsis yog tsuas yog cuam tshuam nrog cov khoom zoo nkauj zoo nkauj xwb, tseem ua rau kev tiv thaiv ntawm lub qhov rooj lub cev ua lub luag haujlwm tseem ceeb.
Kev siv tes ua khoom siv tes nrog kev txhim kho ntawm kev tshawb fawb thiab thev naus laus zis muaj ntau thiab ntau yam sib txawv, tab sis feem ntau yog ntoo, stainless hlau, zinc hlau, aluminium alloy, thiab lwm yam .. Cov kev tuav ntawm kev lag luam yuav tsum siv cov kev ua tau zoo thiab kev pabcuam ib puag ncig muaj ntau, yog li txhua yam ntawm cov ntaub ntawv thiab kev ua tiav cov kev cai yog qhov nruj heev, xws li cov khoom siv steel hlau raws li kev ua haujlwm sib txawv yuav tsum muaj 201 steel, 306 stainless hlau thiab 304 stainless hlau.
Nyob rau tib lub sijhawm tseem kho cov txheej txheem saum npoo myriad txoj kev, daim iav polishing, kos duab saum npoo thiab lwm yam kev kho saum npoo ntawm stainless hlau pob khawm; kev kho saum npoo ntawm zinc alloy cov khoom siv yog galvanized, chrome plated, hlaws chrome plated thiab Matt chrome, xim dub, ntsej muag xim dub, kuj tuaj yeem ua tau raws li cov txheej txheem sib txawv ntawm cov neeg siv khoom.
