Cov lag luam yas tsim tshuaj lom neeg cov kav dej yas yog tsim cov tshuaj polyvinyl chloride, ntawm qhov kub siab tshaj, xws li 50 ° C yuav maj mam ua kom cov tshuaj hydrogen chloride nkev, cov roj no ua rau tib neeg lub cev tsis zoo, yog li tsis tuaj yeem ua los ntawm polyvinyl chloride ua cov yas. cov thoob ntim muaj cov khoom noj thiab dej haus. Tsis tas li ntawd, tsis muaj teeb meem cov khoom siv twg yog cov khoom siv yas kav yas, nws tsis tuaj yeem siv thaum kub dhau los lossis kub dhau los tiv thaiv deformation thiab lwm yam teeb meem
Cov yam ntxwv zoo cuam tshuam rau kev tsim cov tshuaj lom neeg siv tshuaj yas thiab cov khoom lag luam yog cov kub, yaj, siab thiab yaj npaum li cas. Cov teeb meem kub: feem ntau, cov khoom siv roj hmab ntawm yas yog ua los ntawm polyvinyl chloride. Nyob rau qhov kub siab dua, xws li txog 50 degrees, hydrogen hydrogen chloride gas yuav maj mam decomposed. Cov pa roj no muaj teeb meem rau tib neeg lub cev thiab yog li tsis tuaj yeem ua cov polyvinyl chloride. Lub thoob yas ntim muaj cov zaub mov thiab dej haus. Tsis tas li ntawd, tsis muaj teeb meem cov khoom siv twg yog cov khoom siv yas kav yas, nws tsis tuaj yeem siv thaum kub dhau los lossis kub dhau los tiv thaiv deformation thiab lwm yam teeb meem Qhov teeb meem hnyav: Khoom siv nruas yas muaj qee yam ntawm lub cev qhov nyhav, thiab yog tias lawv khaws cia hnyav dhau, lawv yuav nkig thiab deformed. Cov khoom siv rov qab siv dua: Cov tshuab nruas yas yog lawv tus kheej siv tau, uas txuag qee tus nqi. Txawm li cas los xij, nws yuav tsum raug sau tseg tias cov khoom siv yas ntim khoom siv rov qab yog rau kev siv khoom lag luam nkaus xwb thiab tsis pub siv rau kev ntim khoom noj.
Cov tshuaj tua kab yas hauv cov yas yog lawv tus kheej siv tau, uas txuag qee tus nqi. Txawm li cas los xij, nws yuav tsum raug sau tseg tias cov khoom siv tshuaj lom neeg siv thom khwm yas yog siv rau kev lag luam nkaus xwb thiab tsis pub siv rau cov khoom ntim khoom noj. Kev siv lub tshuab raj tshuaj yas yog siv rau kev cia thiab thauj ntawm cov kua ntau. Lawv muaj cov yam ntxwv zoo rau kev ntim khoom tshwj xeeb txaus ntshai. Lawv yog cov tsis-tawg, tsis xeb, lub teeb thiab lub teeb, thiab muaj roj zoo heev thiab tiv taus corrosion. Cov khoom ntim phom sij uas yuav tsum muaj rwb thaiv tsev, ya raws, siab, thiab tiv taus corrosion. Cov dej ntim tshuaj lom neeg yas yuav hais tau tias nws yog ib qho tseem ceeb hauv peb txoj haujlwm txhua hnub, tab sis kev ceev faj siv yog qhov tseem ceeb dua.https://www.fhpails.com/
