Puas yog cov hlau sib dhos Tin Toxic? Puas yog soldering pcb nrog ib tug solding hlau tiag tiag toxic?
Ib qho khoom siv roast uas nws tau soldering nrog cov hluav taws xob tshuab hauv lub Hoobkas PCB rau ib xyoos, thiab nws tau tsis xis nyob. Nws lub plab yog o me o. Puas yog soldering lom? Nws puas yuav ua rau hmoov txhuas.
Qhov tseeb, nws nyob ntawm seb cov hlau txhuas cov hlau siv rau soldering nrog cov hluav taws xob solding hlau ntawm chaw ua haujlwm yog hmoov txhuas. Yog tias tsis muaj ntau dhau lawm, yuav tsis muaj teeb meem hlo li. Puas yog soldering lom?
Feem ntau, yog kev tiv thaiv thiab cov ntaub ntawv raw ua kom tiav yog nqa tawm raws li lub teb chaws tus qauv, soldering yuav tsis ua rau muaj kev phom sij. Tam sim no, cov khoom lag luam txhuas muaj feem ntau siv.
Hmoov txhuas yog tshuaj lom neeg, thiab nqus tau los ntawm tib neeg lub cev tuaj yeem ua rau taug txhuas. Noj cov koob tshuaj tsawg yuav muaj kev cuam tshuam rau tus neeg kev txawj ntse, lub hlwb, thiab kev ua me nyuam.
Cov alloy ntawm Tin thiab Lead yog cov siv zoo siv, uas muaj cov hlau zoo thiab qis qis taw tes, yog li nws tau siv hauv vuam cov txheej txheem ntev. Nws cov kuab lom feem ntau yog los ntawm cov hmoov txhuas. Cov tshuaj tsis zoo no tsim los ntawm soldering soldering tuaj yeem yooj yim ua rau taug txhuas.
Cov hlau ua txhuas yuav tsim cov txhuas cov tebchaw, txhua yam uas tau faib ua cov tshuaj muaj kev phom sij. Ua rau tib neeg lub cev tuaj yeem cuam tshuam rau lub hlwb nruab nrab thiab lub raum.
Qhov kev lom zem ib puag ncig ntawm cov hmoov txhuas ib puag ncig ntawm cov tsiaj muaj qee yam muaj cai tau paub tseeb. Kev ua raws ntshav ua hmoov av ntau dua 10 μ m yuav ua rau muaj kev kub ntxhov ntau tshaj {} μ {tuaj yeem ua rau muaj tshuaj lom muag ua.
Hmoov txhuas twv yuav raug hu rau kev lom zem, cia nyob ib leeg seb soldering muaj feem cuam tshuam rau lub cev. Txawm tias muaj cov hlau tau raug tshuaj lom yog tias muaj ntau dhau. Thaum soldering, luam yeeb yuav tshwm sim, uas muaj ib qho kev phom sij rau lub cev.
Thaum ua haujlwm, nws yog qhov zoo tshaj plaws los hnav daim npog ntsej muag, tab sis nws kuj tseem muaj qee qhov cuam tshuam rau qee yam. Tau kawg, yog tias cov hlau lead hlau hlau yuav siv tau, nws yuav muaj kev nyab xeeb ntau dua li cov txhuas.
