Kunhonga Metal Surface? The Ultimate Guide to Metal Preservation

Pickling inzira yekurapa simbi kubvisa tsvina uye kugadzirira pamusoro kuti uwedzere kurapwa kana kupfekedzwa. Nzira yakajairika yekunhonga ndeye kushandisa acidic solution kubvisa kusvibiswa kwepamusoro.

Itsika yemazana emakore inosanganisira matanho ekugadzira nzvimbo yakatsetseka, yakachena. Ngatitarisei maitiro ekunhonga uye kuti anosiyana sei kubva kune mamwe maitiro ekurapa epamusoro.

Nei Pickling Metal Surfaces iri Yakajairika Tsika muMazuvano Kugadzira

Pickling inzira yekugadzira simbi inosanganisira kushandiswa kwe acidic solution kubvisa tsvina yepasi kubva musimbi, sheet metal, nezvimwe zvinhu zvesimbi. Iyo nzira inowanzoshandiswa mukugadzirwa kwezvigadzirwa zvesimbi kugadzira nzvimbo yakatsetseka uye yakachena iyo iri nyore kushanda nayo uye inopa kudzivirirwa kuri nani kubva kune zvakaipa shanduko dzine chekuita nekuchengetedza kana sevhisi.

The Pickling Process

Iyo pickling process ine matanho anotevera:

• Kugadzira pamusoro pesimbi nekukuya, kupukuta, kana kukungurutsa pepa kubvisa chero chikero chinooneka kana kuremara kwepamusoro.
• Kushandisa pickling solution kune simbi pamusoro, iyo inowanzo ine musanganiswa wezvinonyunguduka zvinobudirira kurwisa uye kubvisa chero tsvina yasara.
• Kubvumira simbi kuti inyure mumushonga we pickling kwenguva yakati, zvichienderana nemhando uye chimiro chesimbi iri kunyungudutswa.
• Kubvisa simbi kubva mumushonga we pickling uye kunyatsoisuka nemvura kubvisa chero yakasara ine acid.

Kuumbwa kwePickling Solutions

Iyo chaiyo yekuumbwa kwepickling mhinduro inosiyana zvichienderana nerudzi rwesimbi iri kunyungudutswa uye nezvinodiwa chaizvo zvekugadzira maitiro. Zvisinei, pickling solutions dzinenge dzine musanganiswa wemaacids, akadai sehydrochloric acid kana sulfuric acid, nemamwe macommunication anotsigira pickling process.

Mhando dzakasiyana dzePickling

Kune marudzi maviri makuru ekuchera anowanzoshandiswa mukugadzira kwemazuva ano:

• Kupisa kunopisa, kunosanganisira kushandisa sarudzo yepickling kune simbi pamusoro pepamusoro tembiricha kuwedzera kushanda kwemaitiro.
• Cold pickling, iyo inosanganisira kuisa mushonga wepickling panzvimbo yesimbi pane tembiricha yekamuri, iyo inowanzo shandiswa kune yakaderera yemhando yesimbi zvinhu kana kana kushandiswa kwekupisa kunopisa kushoma.

Nei Pickling iri Yakanakisa Surface Kurapwa Kwesimbi

Pickling yakashandiswa kwemazana emakore senzira yekugadzirira simbi kuti igadzirwe. Munguva yakapfuura, yaiwanzoitwa nekuisa asidhi kumusoro kwesimbi, iyo yaizonyatsorwisa uye kubvisa chero chiyero kana kumwe kusvibiswa. Nhasi, kunhonga inzira yechizvino-zvino iyo inosanganisira nhevedzano yematanho ekugadzira nzvimbo yakachena, yakakwenenzverwa iyo isina chero yakaipa yezvinhu.

Chii chinonzi Pickling?

Pickling chirongwa chepamusoro chekurapa chinosanganisira kushandiswa kweasidhi mhinduro kubvisa chero tsvina yekumusoro kubva musimbi. Iyo nzira inowanzoshandiswa mukugadzirwa kwesimbi, iyo inonzi "yakabikwa uye yakafuta". Mushonga weasidhi unoshandiswa mukunhonga unowanzo musanganiswa wehydrochloric uye sulfuric acid, zvichienderana nerudzi rwesimbi iri kugadziriswa.

Mhando dzeMasimbi Anogona Kubikwa

Pickling inogona kushandiswa pamhando dzakasiyana dzesimbi, kusanganisira:

• simbi
• simbi
• mhangura
• Brass
• aruminiyamu

Matanho Akabatanidzwa Mukuita Pickling

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Iyo pickling process inowanzova nematanho anotevera:

• Kukuya kana kukwenenzvera simbi kubvisa kusakwana kwepamusoro.
• Kugadzirira iyo asidhi mhinduro kune yakakodzera yemukati uye tembiricha.
• Kushandisa mhinduro yeasidhi kune imwe nzvimbo yesimbi kune imwe nguva yenguva.
• Kubvisa mhinduro yeasidhi nekusuka simbi nemvura.
• Kuchengeta simbi yakanyungudutswa munzvimbo yakaoma, inotonhorera kudzivirira imwezve ngura.

Chii chinodzika pasi panguva yekuchera?

Iko kusanganiswa kwedoro rekunhonga kunobatawo basa mukunhonga. Iko kusanganiswa kweasidhi kana base solution inogona kusiyana zvichienderana nerudzi rwesimbi iri kubikwa uye tsvina inoda kubviswa. Yakakwira yakaomeswa yeasidhi kana base solution inobvumira kubviswa kunoshanda kwetsvina, asi zvakare kunogona kukonzera yakaderera yemhando yepamusoro kupera. Yakadzika yakadzika yeasidhi kana base solution inopa yemhando yepamusoro kupedzisa, asi inogona kusanyatso bvisa tsvina yese.

Iyo Nguva Yenguva Yekutora Pickling

Nguva yekunhonga zvakare inosiyana zvichienderana nerudzi rwesimbi iri kunyungudutswa uye tsvina inoda kubviswa. Nguva yakanakisa yekunhonga inogarwa nemugadziri wedoro rekunhonga uye inogona kusiyana kubva pamaminetsi mashoma kusvika maawa akati wandei. Zvakakosha kuti urege kusiya simbi mupickling doro kwenguva yakareba, sezvo izvi zvinogona kuguma nepamusoro-soro uye kukanganisa pamusoro pesimbi.

Iwo Matsigiro Anoshandiswa muPickling

Panguva yekuchera, simbi inowanzo tsigirwa nezvikamu zvakakosha izvo zvinobvumira doro rekunhonga kuti ripinde zvizere pamusoro pesimbi. Zvitsigiso izvi zvinogona kutora chimiro chemashizha, mipumburu, kana mamwe maumbirwo akagadzirirwa kuti doro rekunhonga rikwanise kurwisa tsvina iri pamusoro pesimbi.

Maitiro ekunhonga Metal Surface: Iyo Nhanho-ne-Nhanho Gwaro

Danho 1: Kugadzirira Metal Surface

Usati watora, zvakakosha kugadzirira pamusoro pesimbi. Danho iri rinosanganisira kubvisa chero mafuta, girisi, kana tsvina kubva pamusoro uchishandisa abrasive material. Zvakakosha kuve nechokwadi kuti nzvimbo yacho yakachena uye haina tsvina inogona kukanganisa maitiro ekunhonga.

Danho 2: Kushandisa Pickling Solution

Iyo pickling process inosanganisira kushandisa acid solution kune simbi pamusoro. Inonyanya kushandiswa pickling mhinduro ndeye hydrochloric kana sulfuric acid. Asidhi inobvisa oxide layer uye chero tsvina iripo pamusoro pesimbi. Mushonga wepickling unowanzo shandiswa nekunyudza simbi muacid solution kana nekukwesha mhinduro pamusoro.

Danho rechitatu: Kubvumira iyo Pickling Solution kuti ishande

Mushure mekushandisa iyo pickling solution, zvakakosha kuibvumira kushanda kwenguva yakati. Nguva inodiwa pakuita pickling inoenderana nerudzi rwesimbi, ukobvu hweiyo oxide layer, uye kusangana kwe acid solution. Kazhinji, maitiro anotora chero kubva pamaminitsi mashoma kusvika maawa akati wandei.

Nhanho 4: Kusuka iyo Metal Surface

Kana iyo pickling yapera, nzvimbo yesimbi inofanira kucheneswa zvakakwana nemvura kuti ibvise chero yasara acid solution. Iyi nhanho yakakosha sezvo chero asidhi yasara pamusoro inogona kuramba ichirwisa simbi uye kukonzera ngura.

Danho 5: Neutralization iyo Acid Solution

Mushure mekugezesa, iyo simbi yepasi inofanira kuderedzwa kudzivirira imwezve kemikari kuita. Iyi nhanho inosanganisira kushandisa neutralizing solution kune pamusoro pesimbi. Iyo inonyanya kushandiswa neutralizing solution isanganiswa yekubika soda nemvura.

Nhanho 6: Kuomesa Metal Surface

Nhanho yekupedzisira mukuita pickling ndeyekuomesa simbi pamusoro. Danho iri rakakosha nekuti chero mwando wasara unogona kuita kuti simbi iparare. Nzvimbo yesimbi inogona kuomeswa nemucheka wakachena kana kuti nekuibvumira kuoma nemhepo.

Pakazere, pickling inzira iri nyore asi inoshanda yekubvisa tsvina kubva pane simbi. Inopa akawanda mabhenefiti, anosanganisira kugadzira yakatsetseka uye yakachena nzvimbo, kubvisa chiyero uye oxide zvemukati, nekuvandudza huwandu hwese hwesimbi. Nepo kune dzimwe nzira dzekuti kuchenesa nzvimbo dzesimbi, pickling ndiyo inonyanya kushandiswa uye inopa mhedzisiro yakanaka.

Kana Pickling Ikashata: Izvo Zvakaipa Mhedzisiro Yekuwedzeredza-Kunonga Metal Surfaces.

Pickling inhanho yakakosha mukugadzirwa kwenzvimbo dzakachena uye dzakakwenenzverwa simbi. Zvinosanganisira kuisa musanganiswa weasidhi kune simbi pamusoro kubvisa chero zvinhu zvinonyungudika uye tsvina. Zvisinei, kana simbi yakanyungudutswa kwenguva yakareba, inogona kuva nemigumisiro yakaipa pachigadzirwa chekupedzisira.

Nzira Yokudzivisa Kunyanya Kunonga

Kuti udzivise kunyanya-kunhonga, zvakakosha kutevera nzira yakakodzera yekutora uye kusasiya simbi mumushonga wepickling kwenguva yakareba kupfuura zvakakodzera. Mamwe matipi ekudzivisa kunhonga zvakanyanya anosanganisira:

• Kushandisa iyo yakakodzera yekunhonga mhinduro: Mhando dzakasiyana dzesimbi dzinoda akasiyana pickling mhinduro. Iva nechokwadi chekushandisa mhinduro yakakodzera yesimbi yauri kushanda nayo.

• Kuongorora maitiro ekunhonga: Ramba wakatarira simbi ichiri kunyungudutswa kuti uone kuti haisi mukugadzirisa kwenguva yakareba kupfuura zvakakodzera.

• Kushandisa musanganiswa wakakodzera wezvigadzirwa: Iva nechokwadi chekushandisa musanganiswa wakakodzera wezvigadzirwa mumushonga wekunhonga kuti usanyanya kunhonga.

• Kugadzira simbi nemazvo: Ita shuwa kuti wanyatso gadzirira simbi pamusoro usati watora kuti uve nechokwadi chekuti musanganiswa weasidhi unoshandiswa zvakaenzana uye zvakakwana.

• Kubvisa simbi kubva mupickling solution panguva yakakodzera: Usasiye simbi mumushonga we pickling kwenguva yakareba kupfuura zvakakodzera.

Nei Pickling ndiyo Yakanakisa Kurapa Kwepamusoro Kwenyu YeSimbi Zvigadzirwa

Pickling chirongwa chinosanganisira kushandiswa kweasidhi kubvisa tsvina kubva pasimbi. Iyi nzira inopa akawanda mabhenefiti, kusanganisira yakagadziridzwa kusimba uye kushanda kwesimbi. The pickling process inobvisa tsvina yakadai ngura, chiyero, uye zvimwe zvinosvibisa zvinogona kuita kuti simbi iparadze nekufamba kwenguva. Mhedzisiro yakachena uye yakatsetseka inogadzirwa ne pickling zvinoreva kuti simbi inokwanisa kuita basa rayo.

Zviri Nyore Kudzora uye Inokodzera Zvishandiso Zvakasiyana

Pickling inzira iri nyore uye iri nyore-kudzora iyo yakakodzera kushandiswa neyakasiyana siyana yezvinhu. Iyo pickling process inogona kushandiswa kubvisa tsvina kubva musimbi, mhangura, simbi dzinokosha, uye aruminiyamu alloys. Iyo pickling process yakanakirawo kugadzira nzvimbo yakatsetseka pane abrasive zvinhu zvingave zvakaoma kushanda nazvo uchishandisa dzimwe nzira.

Inopa Yakasarudzika Kunzwa uye Kutaridzika

Iyo pickling process inopa yakasarudzika kunzwa uye kutarisa kune simbi isingawanikwe nemamwe epamusoro marapirwo. Iyo inokonzeresa yekumusoro inowanzo yakaderera mune kabhoni yemukati, zvinoreva kuti kashoma kuita oxidize kana corrode nekufamba kwenguva. Iyo pickling process zvakare inobvisa chero yakapfuura yakavharidzirwa pamusoro, zvichiita kuti zvive nyore kugadzirira simbi yezvinotevera marapirwo.

Inobvisa Kusvibiswa uye Kusvibiswa

Iyo pickling process inobvisa tsvina uye tsvina kubva pamusoro pesimbi, kusanganisira ngura, chiyero, uye mamwe makomisheni. Doro rekunhonga rinoshandiswa mukuita rinowanzo kuve nehydrochloric kana sulfuric acid, iyo inopindirana netsvina kuti igadzire musara weokisidhi inogona kubviswa nyore. Iyo yakawandisa asidhi uye oxide layer zvinogezwa nemvura, zvichisiya kumashure kwakachena uye kwakatsetseka.

Inodzivirira Pakuora

Pickling itsika yakajairwa mukugadzira uye inowanzoshandiswa kudzivirira kubva mukuora. Iyo pickling process inobvisa chero tsvina inogona kukonzera ngura, zvichiita kuti simbi igare yakasimba uye inogara kwenguva refu. Makambani mazhinji anosarudza pickling semushonga wepamusoro wezvigadzirwa zvavo zvesimbi nekuti inopa dziviriro yakasimba kubva mukuora.

Alternative kune Abrasive Surface Treatments

Pickling ndiyo imwe nzira yeabrasive pamusoro pekurapa iyo inogona kukuvadza simbi. Iyo pickling process haina-abrasive uye haidi chero kubata kwenyama nesimbi. Izvi zvinoreva kuti iyo inokonzeresa nzvimbo inotsvedzerera uye kashoma kukonzeresa kukuvadza kune zvimwe zvinhu zvinosangana nazvo.

Ko Pickling Inobvisa Ngura kubva kuMetal Surfaces?

Pickling inhanho yakakosha mukugadzirira nzvimbo dzesimbi kune rimwe basa. Inobatsira kubvisa chero ngura kana zvikero zvingave zvakaumbwa pamusoro, zvichigadzira nzvimbo yakachena uye yakagadzikana iyo yakakodzera kuti iwedzere kugadziriswa. Zvichienderana nerudzi rwesimbi uye kukora kweiyo oxide layer, pickling inogona kuitwa uchishandisa akasiyana marudzi easidhi mhinduro, senge hydrochloric acid kana phosphoric acid.

Kukosha Kwekunhonga Kwakakodzera

Nepo pickling ingave nzira inoshanda yekubvisa ngura kubva pasimbi, zvakakosha kuita maitiro nemazvo kudzivirira chero mhedzisiro yakaipa. Kana mushonga wepickling wakanyanya kusimba kana ukashandiswa kwenguva yakareba, unogona kunyungudutsa kwete ngura chete asiwo simbi iri pasi, zvichiita kuti pave nechigadzirwa chitete uye chisina simba. Kune rumwe rutivi, kana sarudzo yepickling yakanyanyisa kana kuti isingashandisi kwenguva yakareba zvakakwana, inogona kusabvisa ngura yose, zvichiita kuti pave nepamusoro-soro isingakodzeri kuwedzera basa.

Mhedzisiro yekupedzisira: Yakachena uye Inopindirana Metal Surface

Kana pickling ikaitwa nemazvo, inogona kubatsira kugadzira simbi yakachena uye inopindirana iyo inokodzera rimwe basa. Nzvimbo inobuda haina ngura nezvikero, uye ine kupera kwakanaka, kwakakwenenzverwa kunotsigira basa remhando yepamusoro. Mhedzisiro iyi inowanzonzi inzvimbo yakabikwa, uye inoshandiswa zvakanyanya muindasitiri yesimbi.

Izvo zvinogumira uye Yezvakatipoteredza Impact yePickling Metal Surfaces

Pickling inzira inoda kushandiswa kweasidhi, kazhinji hydrochloric kana sulfuric, kubvisa tsvina kubva pasimbi. Kunyange zvazvo ichishanda mukubvisa tsvina, ngura, uye chiyero, zvakare inzira isina kuchena uye inopisa inogona kukonzera kukanganisa kune mamwe masimbi alloys. Iyo acidic solution inopindirana nesimbi yezvigadzirwa, zvichikonzera hydrogen embrittlement uye mamwe matambudziko anogona kukanganisa kunaka kwechigadzirwa chekupedzisira.

Iko Kuomerwa Mukubata neKudzora Matanho ekunhonga

Pickling inzira inoda hupamhi hwekutonga kuti uone kuti chimiro chaunoda chawanikwa. Izvi zvinosanganisira kudzora kusanganisirwa kweasidhi mhinduro, tembiricha panoitwa maitiro, uye urefu hwenguva iyo simbi inochengeterwa mugaka. Tsvina inokonzeresa, iyo ine doro rakashandiswa, sludge, uye acidic munyu, inorondedzerwa seine njodzi uye inofanirwa kuraswa mudurunhuru kana kurapwa nenzira yekusagadzikana.

Iyo Inoshanda Kuganhurirwa kwePickling

Pickling haishande kune ese marudzi esimbi alloys. Iyo inoodza zvakanyanya kune mamwe masimbi, anosanganisira aruminiyamu nemhangura, uye inogona kukonzera kukuvadzwa kwezvinhu zvadzo. Pamusoro pezvo, kunhonga kunogona kukonzera matambudziko ekuita zvekare nemamwe maalloys, zvichikonzera hydrogen embrittlement uye zvimwe zvinhu zvinogona kukanganisa kunaka kwechigadzirwa chekupedzisira. Izvo zvinogumira zvekunhonga zvinoita kuti ive nzira isingadikanwi yekuchenesa nzvimbo dzesimbi, uye dzimwe nzira dziri kugadzirwa kuti dzipe kupera kwakapfava uye kwakachena.

Iyo Chemistry Kuseri kwePickling Solution

Asidhi iri mumushonga wepickling inopindirana nepamusoro pesimbi, ichinyungudutsa tsvina uye kugadzira nzvimbo yakatsetseka, yakachena. Asidhi yacho inobvisawo simbi yakatetepa kubva pamusoro, iyo inobatsira kuumba hukobvu hunoenderana pachidimbu chose. Kuwanda kwesimbi yakabviswa kunoenderana nerudzi rweasidhi yakashandiswa, ukobvu hwesimbi, uye kureba kwenguva iyo simbi inobikwa.

Kukosha kweAcid Content

Iyo asidhi yemukati yemushonga wepickling yakakosha nekuti inotarisa kuti mhinduro yacho yakasimba sei uye nekukurumidza sei kunyungudutsa tsvina. Asidhi yakasimba inonyungudutsa tsvina nekukurumidza, asi inogona kukuvadza simbi kana yakasara mumhinduro kwenguva yakareba. Asidhi isina kusimba inotora nguva yakareba kuti inyunguse tsvina, asi kashoma kukonzeresa kukuvara kwesimbi.

Dzimwe Nzira dzekunhonga

Nepo pickling iri tsika yakajairika yekugadzirira nzvimbo dzesimbi kuti dzigadzirwe, kune dzakawanda dzimwe nzira dzingasarudzwa nemakambani zvichienderana nezvimwe zvinhu uye zvikamu zviri kushandiswa. Nzira idzi dzinosanganisira kukwenenzvera, kukuya, uye kuwedzera ukobvu hwesimbi kuti pave nenzvimbo inowirirana. Nekudaro, pickling inoramba iri iyo inonyanya kushandiswa nzira nekuda kwemhedzisiro yayo yakanaka uye inowirirana mhedzisiro.

Kuchengeta uye Kubata kwePickling Solution

Mushonga wepickling unofanirwa kuchengetwa munzvimbo inotonhorera, yakaoma uye inobatwa nehanya nekuda kwekuora kwayo kwakanyanya. Inofanirwa kuchengetwa mumidziyo midiki kudzivirira kusvibiswa uye inofanira kuchengetedzwa kure nemidziyo yakaoma. Mushonga wacho unofanirwawo kugadzirirwa uye kushandiswa munzvimbo inofefetera zvakanaka kudzivirira kufemerwa kwehutsi.

Kuongorora dzimwe nzira dzekunhonga dzekuchenesa nekuvandudza masimbi

Kunyange zvazvo pickling iri nzira inoshandiswa zvakanyanya yekuchenesa nekuvandudza pamusoro pezvikamu zvesimbi, haisi iyo yega sarudzo iripo. Mumakore achangopfuura, dzakati wandei dzimwe nzira dzakabuda dzinopa huwandu hwemabhenefiti kana ichienzaniswa neyechinyakare pickling. Muchikamu chino, tichaongorora dzimwe nzira dzinonyanya kufarirwa dzekunhonga, mashandisiro adzo, zvakanakira, uye zvazvakaipira.

Hydrocleaning

Hydrocleaning inzira yemuchina yekubvisa mafuta, ngura, uye zvimwe zvinosvibisa kubva panzvimbo dzesimbi. Inotsamira pamajeti emvura ane simba guru kuti aparadze tsvina, ichisiya nzvimbo yakatsetseka uye yakachena shure. Hydrocleaning inowanzoonekwa seye eco-inoshamwaridzika imwe nzira yekunhonga, sezvo isingavimbe nekuita kwemakemikari kuchenesa zvinhu. Mamwe emabhenefiti akakosha e hydrocleaning anosanganisira:

• Hapana kudikanwa kweasidhi kana mamwe makemikari
• Inogona kushandiswa pamhando dzakasiyana-siyana dzezvinhu uye alloys
• Inosiya dhizaini yakanyatsojeka pamusoro pepamusoro, inonatsiridza kusaonda
• Inogona kushandiswa kuchenesa uye kunatsiridza alloys akakosha anonetsa kupinza

Nekudaro, hydrocleaning inogona kunge isiri iyo yakanakisa sarudzo kune ese maapplication. Inogona kudhura kana ichienzaniswa nekunhonga, uye inogona kusashanda pakubvisa mamwe marudzi ezvinosvibisa.

Kuchenesa Laser

Laser kuchenesa inzira nyowani yekuchenesa simbi nzvimbo inoshandisa yakakwirira-powered laser kubvisa ngura, mafuta, uye kumwe kusvibiswa. Iyo laser inokwanisa kunyatso kunanga nzvimbo dzakasvibiswa, ichisiya nzvimbo yakatsetseka uye yakachena kumashure. Laser kucheneswa kunowanzoonekwa senzira yakanyatsojeka uye inoshanda pane kunhonga, sezvo inogona kushandiswa kubvisa zvinosvibisa kubva kunzvimbo dzakaoma-kusvika-kusvika. Mamwe emabhenefiti akakosha ekuchenesa laser anosanganisira:

• Hapana chikonzero chemakemikari kana kuchenesa michina
• Inogona kushandiswa pamhando dzakasiyana-siyana dzezvinhu uye alloys
• Inosiya dhizaini yakanyatsojeka pamusoro pepamusoro, inonatsiridza kusaonda
• Inogona kushandiswa kuchenesa uye kunatsiridza alloys akakosha anonetsa kupinza

Nekudaro, kuchenesa laser kunogona kudhura kana ichienzaniswa nekunhonga, uye inogona kunge isiri iyo yakanakisa sarudzo yezvikamu zvakakura kana kugadzirwa kwehuwandu.

Electropolishing

Electropolishing inzira yemakemikari yekuvandudza kupera kwepamusoro kwezvikamu zvesimbi. Inotsamira pane electrochemical reaction kuti ibvise mutete wezvinhu kubva pamusoro, ichisiya yakatsetseka uye inopenya kupera kumashure. Electropolishing inowanzoonekwa senzira yakanyatsojeka uye inoshanda pane kunhonga, sezvo inogona kushandiswa kuvandudza kupera kwepasi kwezvikamu zvakaoma. Mamwe emabhenefiti akakosha e electropolishing anosanganisira:

• Hapana chikonzero chekuchenesa michina
• Inogona kushandiswa pamhando dzakasiyana-siyana dzezvinhu uye alloys
• Inosiya dhizaini yakanyatsojeka pamusoro pepamusoro, inonatsiridza kusaonda
• Inogona kushandiswa kuvandudza kupedzwa kwepamusoro kweakakosha alloys ayo akaoma kupinza

Nekudaro, electropolishing inogona kudhura kana ichienzaniswa nekunhonga, uye inogona kunge isiri iyo yakanakisa sarudzo yezvikamu zvakakura kana kugadzirwa kwehuwandu.

Coating uye Barriers Nzira

Kuvhara uye nzira dzekudzivirira dzinosanganisira kuisa firimu rekudzivirira kana kuvhara pamusoro pesimbi kudzivirira ngura uye mamwe maitiro ekuora. Nzira idzi dzinowanzoonekwa sedzisina kushanda pane kunhonga kana dzimwe nzira dzekuchenesa, sezvo dzisingabvisi zvinosvibisa pamusoro. Nekudaro, ivo vanogona kubatsira mune mamwe maapplication uko chinangwa ndechekupa inodzivirira layer pane kuchenesa pamusoro. Mamwe emhando dzinowanzo kurongeka uye nzira dzekuvharira dzinosanganisira:

• Kuzora mafuta kana mafuta ekuzora pamusoro
• Kushandisa kemikari yakaputira iyo inopindirana nepamusoro kuti ipe chidziviriro chekudzivirira
• Kuisa chipingamupinyi chemuviri, senge firimu repurasitiki, kumusoro

Nepo nzira dzekuputira nedziviriro dzisingawanzo shanda pane kunhonga kana dzimwe nzira dzekuchenesa, dzinogona kubatsira mune mamwe maapplication apo chinangwa chiri chekupa chekudzivirira pane kuchenesa pamusoro.

Pickling vs Passivation: Ndeupi Musiyano?

Pickling inzira inoshandiswa zvakanyanya pakurapa simbi nedzimwe simbi kubvisa chikero, ngura, uye humwe hutsvina kubva pamusoro. Iyo nzira inosanganisira kushandisa mhinduro yeasidhi kusimbi, iyo inonyungudutsa iyo oxide layer uye zvimwe zvinosvibisa zviripo pamusoro. Kusiyana nekufambisa, pickling inogadzira shanduko huru kune simbi, inokanganisa zvakanyanya chimiro uye chimiro.

Heano mamwe mapoinzi akakosha ekucherechedza nezve pickling:

• Iyo pickling process inonyanya kushandiswa kuchenesa uye kugadzirira simbi nzvimbo yekuwedzera kurapwa kana kupedzisa.
• Asidhi inoshandiswa mukunhonga inogona kusiyana zvichienderana nerudzi rwesimbi uye mhedzisiro yaunoda, asi kazhinji mhinduro yakasimba yehydrochloric kana sulfuric acid.
• Pickling inogona kuitwa uchishandisa kungave kupisa kana kutonhora maitiro, zvichienderana nechinhu uye huwandu hwekuora huripo.
• Urefu hwenguva iyo simbi inosara mumushonga we pickling inosiyana zvichienderana nerudzi rwesimbi uye dhigirii yekuora iripo.
• Pickling inogona kukanganisa ruvara uye kutaridzika kwezvimwe zvikamu, senge chrome, uye zvinogona kukanganisa kushanda kwezvimwe zvikamu kana zvikasaitwa nemazvo.
• Pickling haisi nzira iri nyore uye inoda matanho ekuchengetedza anofanirwa kutevedzwa kuve nechokwadi chekuchengetedzwa kwevanhu vari kurapwa.

Passivation: Iyo Yakareruka uye Yakasikwa Imwe nzira

Passivation, kune rumwe rutivi, inyanzvi yepamusoro-soro inozivikanwa nevakawanda seisina hukasha pane kunhonga. Inoshandisa nitric asidhi kana citric asidhi kugadzira yakaonda oxide layer pamusoro pesimbi, iyo inoidzivirira kubva pakuwedzera kuora. Kusiyana ne pickling, passivation haiwanzoenda pasi pepamusoro pesimbi uye haishandure zvinhu zvesimbi.

Heano mamwe mapoinzi akakosha ekucherechedza nezve passivation:

• Passivation inonyanya kushandiswa kuchengetedza simbi isina tsvina uye mamwe masimbi kubva mukuora uye mamwe marudzi ekukuvadza.
• Maitiro acho anosanganisira kuchenesa simbi yekubvisa chero tsvina, inoteverwa nekushandiswa kweasidhi mhinduro kugadzira passive oxide layer.
• Passivation maitiro echisikigo anoitika kana mamwe masimbi akaiswa kumhepo kana mvura, asi anogona zvakare kuwanikwa kuburikidza nekurapa kwakakodzera.
• Passivation inzira inozivikanwa zvakanyanya yekudzivirira nzvimbo dzesimbi uye inowanzoshandiswa mumhepo, zvekurapa, uye maindasitiri ezvekudya.
• Mhando yeasidhi inoshandiswa mukupfuura inosiyana zvichienderana nerudzi rwesimbi uye mhedzisiro yaunoda, asi inowanzoita isina simba mhinduro ye nitric kana citric acid.

Musiyano Mukuru Pakati Pekunhonga uye Passivation

Heano mimwe misiyano mikuru pakati pe pickling uye passivation:

• Pickling inzira ine hukasha yekurapa simbi, nepo passivation iri yakajairika uye yakapfava maitiro.
• Pickling inogadzira shanduko huru kune simbi, ichinyanya kukanganisa chimiro uye chitarisiko chayo, nepo passivation haishandure zvinhu zvesimbi.
• Pickling inonyanya kushandiswa kuchenesa nekugadzirira nzvimbo dzesimbi kuti dziwedzere kurapwa kana kupedzisa, nepo passivation inonyanya kushandiswa kuchengetedza nzvimbo dzesimbi kubva mukuora uye mamwe marudzi ekukuvadza.
• Iyo asidhi inoshandiswa mukunhonga inowanzova yakasimba mhinduro yehydrochloric kana sulfuric acid, nepo asidhi inoshandiswa mupassivation inowanzove isina simba mhinduro ye nitric kana citric acid.
• Pickling inogona kukanganisa ruvara uye kutaridzika kwezvimwe zvikamu, senge chrome, nepo passivation haina zvakanyanya kukanganisa kutaridzika kwesimbi.
• Pickling inoda matanho ekuchengetedza anofanirwa kutevedzwa kuve nechokwadi chekuchengetedzwa kwevanhu vari kurapwa, nepo passivation iri nyore uye yakachengeteka maitiro ese.

mhedziso

Saka, pickling inzira yekurapa pamusoro inoshandiswa kubvisa tsvina kubva pamusoro pesimbi. Ndiyo tsika yakajairika mukugadzirwa kwemazuva ano uye inosanganisira kushandisa mushonga we acidic kubvisa tsvina yepasi. Iwe unogona kutora chero simbi chero ipi zvayo, asi zviri nani kutora simbi, nokuti ndiyo inonyanya kushandiswa simbi mukugadzira. Saka, ikozvino iwe unoziva kunyura pamusoro pesimbi, saka enda mberi uye utore kure!

Ini ndini Joost Nusselder, muvambi weZvishandiso Chiremba, mushambadzi wemukati, uye baba. Ini ndinoda kuyedza michina mitsva, uye pamwe nechikwata changu ndanga ndichigadzira zvakadzama blog zvinyorwa kubva 2016 kubatsira vaverengi vakavimbika nematurusi & matipi ekugadzira.