Thaum ntau tus neeg siv tshiab xaiv yuav hlau oxide liab, lawv paub me ntsis txog ntau yam teeb meem, thiab txawm tias qee tus neeg siv tsis nkag siab cov nqe lus kev qhia thiab cov khoom siv yooj yim ntawm cov hlau oxide liab. Vim tias qhov no, ntau cov neeg siv yuav raug muag qauj muag los ntawm qee cov tuam ntxhab thiab yuav ntau yam ntawm cov hlau tsis muaj hlau zoo ntawm tus nqi ntau dua. Hauv qab no peb tau teev qee qhov teeb meem tshwm sim rau cov neeg siv tshiab' suav siv.
1. Dab tsi yog lub ntsiab xim ntawm hlau oxide liab?
Muaj feem ntau ci liab, sib sib zog liab liab, daj liab, ci daj liab, thiab liab doog.
2. Lub tuam txhab' s hlau liab lis xaj kev txiav txim yog dab tsi?
325 ntxaij
3. Puas yog hlau liab puas yog ua tshuaj lom lossis hmoov?
Hmoov granules
4. Dab tsi yog lub ntsiab ntawm cov hlau oxide liab?
(1) Siv rau cov xim pleev xim, roj hmab, plastics, cov vaj tse, thiab lwm yam ntxiv rau, cov hlau liab xim liab kuj tseem siv tau los pleev xim rau ntau yam tshuaj pleev ib ce, ntawv thiab tawv tsiaj.
(2) Cov xim hlau xim liab yog qhov tsim nyog rau cov xim tha xim thiab tiv thaiv ntawm ntau yam txheej, nrog rau cov dej ua kom zoo nkauj sab hauv thiab sab nrauv phab ntsa, hmoov txheej, thiab lwm yam, thiab ntxiv rau oily txheej xws li epoxy, alkyd, amino thiab lwm yam thiab Cov tsho loj rau saum, nrog rau cov khoom ua si ntawm cov khoom ua si thiab kho kom zoo nkauj. Kev sib xyaw ua ke, rooj tog zaum ua kom pom zoo, pleev xim rau cov khoom siv hluav taws xob thiab cov hlau sib nqus.
(3) Cov xim hlau xim liab liab yog qhov tsim nyog rau cov xim ntawm thermosetting plastics, thermoplastics thiab lwm yam khoom yas thiab tsheb sab hauv cov leeg, cov kab hauv cov tub sab hauv, cov tsheb kauj vab sab hauv thiab lwm cov khoom siv roj hmab.
Thaum xaiv yuav hlau oxide liab, cov neeg siv yuav tsum ua txoj haujlwm zoo ntawm kev nkag siab ua ntej, txwv tsis pub nws yooj yim poob rau hauv kev tsis nkag siab lossis raug dag. Xaiv cov tuam txhab tsim khoom zoo tsis yog qhov yooj yim. Ib lub chaw tsim khoom zoo tuaj yeem ua rau peb qhov zoo thiab ua haujlwm. Nws ua tau raws li cov qauv hlau liab, thiab kev pabcuam tom qab muag zoo yuav tiav. Yog tias cov teeb meem yuav tsum tau daws kom ncav sijhawm, nws yuav tsis cuam tshuam rau kev siv cov khoom lag luam.
