Tag: ntụ ntụ mkpuchi pretreatment
Nzacha Filiform na-apụtakarị na aluminom
Filiform corrosion bụ ụdị corrosion pụrụ iche na-apụtakarị na aluminom. Ihe omume ahụ yiri ikpuru na-akpụ akpụ n'okpuru mkpuchi ahụ, na-amalite mgbe niile site na mbepụ ma ọ bụ mmebi na oyi akwa. Corrosion Filiform na-etolite n'ụzọ dị mfe mgbe ihe mkpuchi kpuchie ya na nnu jikọtara ya na okpomọkụ 30/40 Celsius na iru iru mmiri 60-90%. Ya mere, nsogbu a na-ejedebe na mpaghara ndị dị n'ụsọ oké osimiri ma jikọta ya na nchikota na-adịghị mma nke aluminum alloys na tupu ọgwụgwọ. Iji wedata corrosions filiform, a na-adụ ọdụ ka ị hụGỤKWUO …
Chemical elu nkwadebe tupu mkpuchi ntụ ntụ
Nkwadebe kemịkalụ pụrụ iche ngwa nwere njikọ chiri anya na ọdịdị nke elu a na-ehicha ya na ọdịdị nke mmetọ ahụ. Ọtụtụ n'elu ntụ ntụ ekpuchiri mgbe ihichachara bụ ma galvanized ígwè, ígwè, ma ọ bụ aluminum. Ebe ọ bụ na ọ bụghị nkwadebe ụdị kemịkalụ niile na-emetụta ihe ndị a niile, usoro nkwadebe nke a na-ahọrọ na-adabere na ihe ntinye. Maka ihe ọ bụla, a ga-atụle ụdị ihicha ma kọwaa ihe ndị pụrụ iche maka mkpụrụ ahụ. Ụfọdụ ngwa usoro bụ nnọọGỤKWUO …
Mkpuchi mkpuchi nke Galvanized Steel
Ígwè phosphates ma ọ bụ ihe dị ọcha-coater ngwaahịa na-emepụta obere mkpuchi ntughari ma ọ bụ na-adịghị achọpụta na elu zinc. Ọtụtụ ahịrị mmecha nke ọtụtụ metal na-eji ígwè phosphates gbanwetụrụ nke na-enye ihicha, ma hapụ micro-chemical etch na ihe zinc iji nye ihe nrapado. Ọtụtụ obodo na steeti ugbu a nwere oke na zinc PPMs, na-amanye ndị na-emecha ọla ka ha nye ọgwụgwọ nke ngwọta ọ bụla a na-edozi mkpụrụ zinc. Ihe mkpuchi ngbanwe zinc phosphate bụ, ikekwe, mkpuchi kachasị mma nke enwere ike imepụta n'elu galvanized. IjiGỤKWUO …
Nkọwa maka nhazi ọkwa corrosion
Dị ka ihe enyemaka n'ịchọta ihe ndị a chọrọ maka tupu ọgwụgwọ, anyị nwere ike kọwaa dị iche iche corrosion nhazi ọkwa: Corrosion Class 0 N'ime ụlọ nwere ikwu iru mmiri karịrị 60% Dị nnọọ nta corrosion ize ndụ (aggressivity) CORROSION KLASS 1 N'ime ụlọ na-adịghị ekpo ọkụ, nke ọma ventilated. Ime ụlọ Obere ihe egwu corrosion (aggressivity) klaasị corrosion 2 N'ime ụlọ nwere mgbanwe okpomọkụ na iru mmiri. N'èzí na ihu igwe dị n'ime ala, dị anya site n'oké osimiri na ụlọ ọrụ. Ihe ize ndụ corrosion nke etiti (aggressivity) MKPA CLASS 3 N'ebe ndị mmadụ juru ma ọ bụ nso mpaghara ụlọ ọrụ mmepụta ihe. N'elu mmiri na-emegheGỤKWUO …
Mkpuchi mkpuchi phosphate maka ihe nchara nchara
Ihe mkpuchi phosphate Pretreatment for Steel Substrates The amatara tupu ọgwụgwọ maka metal substrates tupu ngwa nke ntụ ntụ bụ phosphating nke nwere ike ịdị iche iche na mkpuchi ibu. Ibu mkpuchi mkpuchi ka ukwuu na-abawanye ogo nke nguzogide corrosion enwetara; na ala mkpuchi arọ ka mma n'ibu Njirimara. Ya mere ọ dị mkpa ịhọrọ nkwekọrịta n'etiti ihe eji arụ ọrụ na nguzogide corrosion. Igwe mkpuchi phosphate dị elu nwere ike inye nsogbu na mkpuchi ntụ ntụ na mgbaji kristal nwere ike imeGỤKWUO …
Ndị na-ehicha alkaline acid nke ALUMINUM na-ehicha
Ndị na-ehicha ihe dị ọcha ALUMINUM Alkaline Cleaners maka aluminom dị iche na nke a na-eji ígwè; ha na-enwekarị ngwakọta nke nnu alkaline dị nro iji zere ịwakpo elu aluminom. N'ọnọdụ ụfọdụ, ntakịrị ntakịrị na-agafeghị oke nke soda caustic n'efu nwere ike ịdị na ihe dị ọcha iji wepụ ala siri ike, ma ọ bụ iji nye etch achọrọ. N'ime usoro ịgbasa ike nke ngwa, a na-akwụsịtụ akụkụ ndị a ga-ehicha n'ime ọwara ebe a na-ehichapụ ihe ngwọtaGỤKWUO …
Mwepụ agba, Otu esi ewepụ ihe osise
Otu esi ewepu agba Mgbe ị na-emegharị akụkụ, tupu etinyere uwe agba ọhụrụ ahụ nke ochie, a ga-ewepụrịrị agba. Ntụle mbelata mkpofu kwesịrị ịmalite site n'inyocha ihe na-akpata mkpa imegharị ihe: ezughị ezu nkwadebe akụkụ mbụ; ntụpọ na ntinye mkpuchi; nsogbu akụrụngwa; ma ọ bụ mkpuchi mkpuchi n'ihi njikwa na-ezighị ezi. Ọ bụ ezie na ọ nweghị usoro zuru oke, ibelata mkpa nke imegharị ihe na-enwe mmetụta kpọmkwem na oke mkpofu na-esi na mwepụ nke agba. Ozugbo mkpa agbaGỤKWUO …
Ụdị ọgwụgwọ Phosphate maka mkpuchi ntụ ntụ
Ụdị ọgwụgwọ Phosphate maka mkpuchi ntụ ntụ Iron phosphate Ọgwụgwọ na ígwè phosphate (nke a na-akpọkarị phosphating thin Layer) na-enye ezigbo ihe nrịbama na enweghị mmetụta ọjọọ na ihe eji arụ ọrụ nke mkpuchi ntụ ntụ. Iron phosphate na-enye nchebe corrosion dị mma maka ikpughe na klas corrosion dị ala na nke etiti, n'agbanyeghị na ọ nweghị ike ịsọ mpi zinc phosphate na nke a. Enwere ike iji ígwè phosphate mee ihe n'ebe a na-efesa ma ọ bụ n'ime mmiri. Ọnụ ọgụgụ nke nzọụkwụ na usoro nwere ikeGỤKWUO …
Ihe mkpuchi chromate maka elu aluminom
A na-edozi ihe mkpuchi aluminom na aluminom site na mkpuchi ngbanwe na-eguzogide corrosion nke a na-akpọ " mkpuchi chromate" ma ọ bụ "chromating". General usoro bụ iji hichaa elu aluminom wee tinye ihe mejupụtara chromium acid n'elu elu ahụ dị ọcha. Ihe mkpuchi ngbanwe Chromium na-eguzogide corrosion nke ukwuu ma na-enye ezigbo njide mkpuchi na-esote. Enwere ike itinye ụdị mkpuchi dị iche iche na-esote na mkpuchi ntụgharị chromate iji mepụta elu a na-anabata. Ihe anyị na-akpọ dị ka phosphating na ígwè ígwè bụGỤKWUO …
Ihe achọrọ maka mkpuchi ntụ ntụ n'elu galvanizing na-ekpo ọkụ
A na-atụ aro nkọwapụta ndị a: Jiri zinc phosphate pretreatment ma ọ bụrụ na achọrọ nrapado kacha elu. Elu ga-adị ọcha nke ọma. Zinc phosphate enweghị ihe ọ bụla na-asachapụ ma ọ gaghị ewepụ mmanụ ma ọ bụ ala. Jiri ígwè phosphate mee ihe ma ọ bụrụ na achọrọ ịrụ ọrụ ọkọlọtọ. Ígwè phosphate nwere ntakịrị ihe na-asachapụ ihe ọ ga-ewepụkwa obere mmetọ elu. A na-eji kacha mma maka ngwaahịa a na-ebuga galvanized. Na-arụ ọrụ tupu ọkụ tupu ngwa ntụ ntụ. Jiri naanị mkpuchi ntụ ntụ 'degassing' ọkwa polyester. Lelee maka ọgwụgwọ ziri ezi site na mgbazeGỤKWUO …
Ihe mkpuchi ntụgharị phosphating
Usoro ọgwụgwọ a ma ama maka ihe nchara nchara dị tupu etinyere ihe mkpuchi ntụ ntụ bụ phosphating nke nwere ike ịdị iche na nha mkpuchi. Ihe mkpuchi mkpuchi ka ukwuu nke ukwuu na-abawanye ogo nke nguzogide corrosion enwetara; na ala mkpuchi arọ ka mma n'ibu Njirimara. Ya mere ọ dị mkpa ịhọrọ nkwekọrịta n'etiti ihe eji arụ ọrụ na nguzogide corrosion. Igwe mkpuchi phosphate dị elu nwere ike inye nsogbu na mkpuchi ntụ ntụ na mgbaji kristal nwere ike ime mgbe mkpuchi mkpuchiGỤKWUO …