Gịnị bụ Nitrogen Reflow oven?

Nitrogen reflow soldering bụ usoro iji kpochie ọnụ ụlọ reflow na nitrogen gas iji gbochie ntinye ikuku n'ime oven reflow iji gbochie oxidation nke akụkụ ụkwụ n'oge reflow soldering.The ojiji nke nitrogen reflow bụ tumadi na welie àgwà nke soldering, nke mere na soldering emee na gburugburu ebe obibi nwere nnọọ ala oxygen ọdịnaya (100 PPM) ma ọ bụ ihe na-erughị, nke nwere ike izere nsogbu nke ọxịdashọn nke components.Ya mere, isi okwu nke ịgbazigharị nitrogen bụ iji hụ na ọdịnaya oxygen dị ntakịrị ka o kwere mee.

Site na mmụba nke njupụta mgbakọ na mpụta nke Teknụzụ Mgbakọ Fine, a na-emepụta usoro na akụrụngwa nitrogen, nke mere ka ịdị mma nke ire ere na mkpụrụ nke reflow soldering wee bụrụ ụzọ mmepe nke reflow soldering.Guangshengde ikwu maka ịgbanye ikuku nitrogen nwere uru ndị a.

(1) Mgbochi na mbelata oxidation.

(2) kwalite ike mmiri mmiri na-ere ahịa ma mee ka ọsọ wetting dị ngwa.

(3) ibelata ọgbọ bọọlụ gbamgbam, ka ịzenarị ịgbado ọkụ, iji nweta ezigbo ịgbado ọkụ.

Mana mwepu ya bụ mmụba doro anya na ọnụ ahịa, mmụba a na ọnụ ahịa ya na ọnụọgụ nitrogen, mgbe ịchọrọ iru 1000ppm oxygen ọdịnaya n'ime ọkụ na 50ppm oxygen ọdịnaya, ihe nyocha ọdịnaya nitrogen n'ozuzu bụ site n'ịkwado online ụdị oxygen ọdịnaya analyzer. , Ụkpụrụ nyocha ọdịnaya oxygen bụ site na onye na-enyocha ọdịnaya oxygen nke mbụ jikọtara site na ebe nchịkọta nitrogen reflow soldering, wee kpokọta gas, mgbe nyochachara ihe nyocha nke ikuku oxygen A na-enyocha uru ọdịnaya oxygen iji nweta ihe dị ọcha ọdịnaya nitrogen.Nitrogen reflow soldering gas mkpokọta ihe nwere opekata mpe otu, elu-ọgwụgwụ nitrogen reflow soldering gas mkpokọta ihe nwere ihe karịrị atọ, ịgbado ọkụ ngwaahịa chọrọ dị iche iche na ina nitrogen bụ ụwa dị iche.

N'ihi na iwebata nitrogen na reflow soldering, ọ dị mkpa na-eduzi a na-eri-uru analysis, ya uru na-agụnye ngwaahịa mkpụrụ, àgwà mma, rework ma ọ bụ mmezi ụgwọ Mbelata, wdg A zuru ezu na-adịghị ele mmadụ anya n'ihu analysis ga-emekarị na-ekpughe na iwebata nitrogen. anaghị eme ka ọnụ ahịa ikpeazụ dịkwuo elu, n'ụzọ megidere nke ahụ, anyị nwere ike irite uru na ya, mmiri mmiri mmiri na-emekarị ugbu a, e nwere ígwè ọrụ nitrogen, nhọrọ nitrogen na-agbanwekwa.

Kedu PPM oxygen kwesịrị ekwesị n'ime ọkụ nitrogen?

Akwụkwọ ndị dị mkpa na-arụ ụka na n'okpuru 1000PPM infiltration ga-adị mma, 1000-2000PPM bụ nke a na-ejikarị eme ihe, ma n'ezie ojiji nke ọtụtụ n'ime usoro na-eji 99.99% nke bụ 100PPM nitrogen, na ọbụna 99.999% nke bụ 10PPM, na ụfọdụ ndị ahịa. ọbụna n'iji 98% nke nitrogen bụ 20,000PPM.ọzọ nkwupụta OSP usoro, abụọ-kwadoro ịgbado ọkụ, na PTH kwesịrị ịbụ n'okpuru 500PPM, mgbe ịrị elu nke ọnụ ọgụgụ nke guzo ncheta na-akpata site na-adịghị mma ebi akwụkwọ ziri ezi.

Ọtụtụ n'ime ọkụ ọkụ ndị a na-eji taa bụ ụdị mgbasa ozi ikuku na-amanye, ọ bụghịkwa ọrụ dị mfe ịchịkwa oriri nke nitrogen na ọkụ dị otú ahụ.Enwere ụzọ dị iche iche iji belata ọnụọgụ nitrogen: otu bụ iji belata oghere oghere nke mbubata na mbupụ nke ọkụ ọkụ, ọ dị mkpa iji akụkụ, ákwà mgbochi ma ọ bụ ngwaọrụ ndị yiri ya na-egbochi akụkụ nke mbubata na mbupụ nke ohere. nke na-adịghị eji, ọzọ bụ iji ụkpụrụ na-ekpo ọkụ nitrogen oyi akwa bụ Mkpa ọkụ ka ikuku na-adịkarịghị ka mix, mgbe emebe ọkụ na-eme ka okpomọkụ ụlọ karịa mbubata na mbupụ dị elu, nke mere na kpo oku ụlọ na-etolite. oyi akwa nitrogen eke, nke na-ebelata ụgwọ ọrụ nitrogen ma belata ọnụọgụ nitrogen ma mee ka ọ dịkwuo mfe ịgwakọta.Nke a na-ebelata ụgwọ ọrụ nitrogen ma na-edobe ịdị ọcha achọrọ.