COPPER DAWB/LEAD DAWB daim iav
Copper dawb nyiaj daim iav yog ua raws li cov iav qib siab ntab iav uas ua rau cov yeeb yaj kiab tshwj xeeb los ntawm cov cuab yeej siv tshuaj lom neeg ntawm cov iav nto, tom qab ntawd npog cov yeeb yaj kiab tshwj xeeb ntawm cov yeeb yaj kiab nyiaj uas tsis yog tooj liab tiv thaiv los ntawm daim iav ib txwm siv thiab nrog ob npaug. cov khaubncaws sab nraud povtseg ntawm cov hlau lead dawb tiv thaiv cov xim sab nrauv los ua qhov nyiam tooj liab dawb nyiaj iav. Copper dawb nyiaj daim iav muab kev tiv thaiv tsis sib xws tiv thaiv corrosion, tshuaj lom neeg, noo noo thiab puas thaum ntxiv kev zoo nkauj thiab elegance rau txhua chav.
Vim li cas cov iav tsis muaj tooj liab zoo dua?
Qhov txiaj ntsig tseem ceeb ntawm cov iav tsis muaj tooj liab yog qhov txo qis corrosion.Qhov xeb uas tshwm hauv qab ntawm cov txheej txheej thiab thaum qhov no tshwm sim tsis muaj dab tsi uas tuaj yeem ua kom tshem tau nws. Cov iav tsis muaj tooj liab yog 3 npaug ntau dua tiv thaiv corrosion dua li iav ib txwm muaj. Lwm yam tshaj li cov txiaj ntsig ntawm qhov ntev ntawm daim iav, cov iav tsis muaj tooj liab kuj zoo dua rau ib puag ncig. Yog tsis muaj cov tshuaj phem xws li tooj liab sulfate thiab txhuas hauv cov txheej txheem tsim khoom, kev tsim cov iav no tsis tshua muaj teeb meem rau ib puag ncig.
