Kev siv hluav taws xob soldering hlau rosin
Rosin ua hauj lwm raws li ib tug soldering flux nyob rau hauv vuam, ua si lub luag hauj lwm soldering. Nyob rau hauv txoj kev xav, lub melting point ntawm flux yog qis dua li ntawm cov solder, thiab nws qhov tshwj xeeb lub ntiajteb txawj nqus, viscosity, thiab nto nro yog tag nrho qis dua li ntawm solder. Yog li ntawd, thaum lub sij hawm welding, lub flux melts ua ntej, sai sai ntws thiab npog qhov chaw ntawm lub solder, cais huab cua thiab tiv thaiv hlau nto oxidation. Nws tuaj yeem ua rau lub ntsej muag oxide zaj duab xis ntawm solder thiab cov hlau soldered ntawm qhov kub thiab txias thaum lub sij hawm vuam kom yaj thiab kho cov hlau ntshiab. Qhov tsim nyog soldering tin pab tsim kom muaj kev txaus siab ntawm cov khoom sib koom ua ke thiab ua kom lub ntsej muag gloss ntawm qhov sib koom ua ke.
Rosin yog cov feem ntau siv soldering flux, uas yog nruab nrab thiab tsis corrode Circuit Court Cheebtsam thiab soldering hlau tswv yim. Yog tias nws yog ib lub rooj tsav xwm luam tawm tshiab, ib txheej ntawm cov tshuaj tsw qab xoob yuav tsum tau coated rau ntawm cov ntawv ci tooj liab ua ntej vuam. Yog hais tias lub Circuit Court board twb ua, nws tuaj yeem ncaj qha soldered. Qhov tseeb, kev siv rosin nyob ntawm tus kheej tus cwj pwm. Qee tus neeg raus lub taub hau ntawm lub taub hau ntawm cov rosin txhua zaus lawv welding ib feem; Kuv ib txwm tsau ib co rosin ntawm hluav taws xob soldering hlau thaum nws yog oxidized thiab tsis yooj yim siv. Kev siv rosin kuj yooj yim heev. Qhib lub rosin lub thawv thiab tsau lub hwj chim soldering hlau taub rau nws. Yog tias cov khoom siv tau siv thaum lub sijhawm vuam, yuav tsum tau ntxiv qee cov rosin; Yog tias siv rosin tin hlau (nrog flux qhwv hauv cov tub ntxhais hlau), rosin yuav tsis siv.
Vim yog qhov tsim ntawm oxide zaj duab xis ntawm cov hlau nto tom qab kev sib cuag nrog huab cua, qhov kub thiab txias, qhov hnyav dua qhov oxidation. Cov oxide zaj duab xis no tiv thaiv cov nyhuv ntub dej ntawm cov kua nplaum ntawm cov hlau, ib yam li cov roj ntawm iav tiv thaiv dej los ntawm ntub dej. Flux yog ib yam khoom tshwj xeeb uas siv los tshem tawm cov yeeb yaj kiab oxide, tseem hu ua flux.
Flux muaj peb lub luag haujlwm tseem ceeb:
1. Tshem tawm cov oxide zaj duab xis. Lub essence yog hais tias cov tshuaj nyob rau hauv lub flux undergo ib tug txo cov tshuaj tiv thaiv, yog li tshem tawm cov oxide zaj duab xis. Cov tshuaj tiv thaiv cov khoom ua tau raug tshem tawm slag, uas ntab saum npoo ntawm cov solder.
2. Txo qhov nro ntawm qhov chaw thiab ua kom cov flowability ntawm solder tuaj yeem pab cov khoom ntub dej.
3. Tiv thaiv oxidation. Tom qab melting, nws ntab rau ntawm qhov chaw ntawm lub solder, tsim ib txheej cais, yog li tiv thaiv oxidation ntawm vuam nto.
