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Hoʻopau ʻeleʻele ʻO ke ala pololei no ka hoʻopau ʻana i ka ʻili

Hoʻopau ʻeleʻele ʻO ke ala pololei no ka hoʻopau ʻana i ka ʻili

Hoʻohou hope: 22/08/22

ʻāpana me ka pau ʻeleʻele-oxide

ʻāpana me ka pau ʻeleʻele-oxide

He mea nui ka hoʻopau ʻana i ka ʻili o nā huahana a me nā ʻāpana i ka ʻoihana hana no nā kumu aesthetic a hoʻomaikaʻi i ka hana holoʻokoʻa o ka huahana, a hoʻonui i kona ola.ʻO kaʻeleʻele-oxide pauHe kaʻina hana hoʻopili kemika e waiho ana i kahi papa microscopic o ka magnetite (Fe3O4) ma luna o ka ʻili o nā ʻāpana metala..Ma muli o ka ʻike ʻana i ka ea a me ka makū, hana maʻamau ka ʻōpala ma ka ʻili o nā ʻāpana ferrous ma hope o kekahi manawa.ʻO ka hoʻopau ʻeleʻele-oxide e pale i ka ʻino a me ka maʻalahi o ka ʻili o ka ferrous a me nā mea ʻē aʻe e like me ka hao hoʻolei, ke kila kila, ke kila kila, ke keleawe, ka zinc, ka aluminika, ke keleawe, a me ka chromium.

 

Pehea e hana ai?

Hoʻokumu ʻia ka oxide ʻeleʻele ma luna o ka ʻili o ke kino ke hoʻokomo ʻia i loko o ka wai paʻakai alkaline ma kahi mahana kūpono (130 a 150).0C).He mea ʻole ka mānoanoa o ka uhi, no laila ʻaʻole ia e pili i ke kūpaʻa o ke ana, nā ʻāpana hoʻolālā, a me nā waiwai.Ke noʻonoʻo nei paha ʻoe no ke aha i kapa ʻia ai ka pau ʻana o ka ʻeleʻele-oxide?No ka mea, ʻeleʻele loa ka ʻili i hoʻopau ʻia.

 

ʻO nā ʻanuʻu o ka uhi ʻeleʻele oxide

ʻElima mau ʻanuʻu i ka uhi ʻana i ka ʻeleka ʻeleʻele ma ka ʻaoʻao o waho o ka mea e hoʻopau ai i ka hoʻopau ʻana o ka ʻili.

 

KaʻAnuʻu 1:E nānā i ka maikaʻi o ka laumania o ka ʻili.Inā loaʻa nā puka aniani, ka ʻōpala, a i ʻole nā ​​ʻano like ʻole o ka ʻili, e hoʻopau i ka pilikia o ka pua a i ʻole ke kahe koko me ke ala kūpono.

 

KaʻAnuʻu 2:E hoʻomaʻemaʻe i ka ʻili e wehe i ka lepo a me nā mea i hoʻopili ʻia mai ka ʻili ma mua o ka uhi ʻana.

 

KaʻAnuʻu 3:E hoʻopili i ka uhi oxide hope

 

KaʻAnuʻu 4:Eia hou, e hoʻomaʻemaʻe i ka ʻili ma hope o ka uhi ʻana.

 

KaʻAnuʻu 5:E hoʻopili i ka uhi ma hope o ka pau ʻana e like me ka ʻaila, Polyurethane, lacquer, Wax, a me nā lubricants i kekahi mau hihia (Screws, Bearing, Turbine parts, and other rotatory parts).No ka mea, ʻaʻole hiki i ka ʻeleʻele-oxide wale nō ke pale pono i ka hoʻokumu ʻana o ka ʻōpala, hoʻomaikaʻi kēia mau mea ma hope o ka uhi ʻana i ka pale ʻana i ka corrosion.

 

Nā ʻano o ka pau ʻeleʻele-oxide

Ma muli o nā mea a me ka hoʻohana hope ʻana o nā ʻāpana e uhi ʻia.ʻEkolu mau ala no ka uhi ʻana i ka ʻeleʻele-oxide:ʻOkisa ʻeleʻele wela, ʻOkisa ʻeleʻele anuanu, a me ka wai ʻeleʻele ʻeleʻele waena.ʻOiai aia nā ala ʻē aʻe no ka hoʻopau ʻana i ka ʻili me ka uhi ʻeleʻele-oxide.ʻO ka ʻokoʻa koʻikoʻi ma waena o kēia mau ʻano, ʻokoʻa kā lākou hana ʻana a me nā mahana hana.E nānā pono kākou i nā ʻano maʻamau ʻelua o lākou.

 15x ka hoʻonui ʻana o ka ʻili ʻeleʻele i hoʻopaʻa ʻia

15x ka hoʻonui ʻana o ka ʻili ʻeleʻele i hoʻopaʻa ʻia

 

1.  Ka uhi ʻeleʻele wela

Ma kēia kaʻina hana, hoʻokomo ʻia nā ʻāpana i loko o ka umu hoʻolapalapa me nā wai alkaline wai, e like me ka sodium hydro oxide (NaOH), nitrates (NO3-), a me nitrite (No2-), ma nā mahana mai 135 a 150. 0C. ʻO ka paʻakai paʻakai i loko o ka hopena e hoʻoholo ai i ka wela o ka paila.Inā kiʻekiʻe ka manaʻo, ʻoi aku ka kiʻekiʻe o ka paila ma mua o ka laulā (> 150 00C), a inā he haʻahaʻa ka hoʻopaʻa ʻana, ʻoi aku ka haʻahaʻa o ka paila paila (<1350C).ʻO nā mea maikaʻi o kēia waiwaihiki iā mākou ke hoʻokumu koke i ka mahana i makemakeʻia ma ka hoʻololiʻana i ka paʻakai paʻakai,ʻo ia hoʻi, e hoʻonui i ka paʻakai inā pono e hoʻonuiʻia ka paila paila, a pēlā aku.

ʻO kēia ʻano o ka uhi ʻeleʻele ʻeleʻele a i ʻole ka hoʻopau ʻana i ka ʻili e pono ai ʻekolu mau mea kūikawā.

·       ʻO ka umu ahi me ka wai paʻakai alkaline e hoʻohuli ai i nā mea hao hao i hao wai ma ka ʻili.

·       Pūnaehana hoʻomalu wela no ka mālama ʻana i ka wahi paila e pono ai.

·       Hoʻomaʻemaʻe i nā mea hana e wehe i ka lepo a me ka hoʻopili ʻana ma ka ʻili i ke kaʻina hana

ʻO ka paila paila me nā ʻāpana e uhi ʻia

ʻO ka paila paila me nā ʻāpana e uhi ʻia

 

Nā ʻanuʻu e hahai ai;

  • E hoʻomaʻemaʻe i nā ʻāpana e uhi ʻia me ka wai alkaline.
  • E hoʻomaʻemaʻe koke me ka wai i hoʻoheheʻe ʻia, no ka mea hiki i nā hopena alkaline ke hana me ka ʻili o ka mea a hoʻohaʻahaʻa i ka pau ʻana o ka ʻili mua.
  • No ka pale ʻana i ka hoʻomaʻemaʻe waika, hoʻomaʻemaʻe hou me ka wai.
  • No 5 a 45 mau minuke, e hoʻoheheʻe i nā ʻāpana i loko o kahi hopena alkaline paila.
  • E hoʻomaʻemaʻe me ka wai kaomi me ka wai jet a waiho ʻia e maloʻo.
  • E hoʻopili i ka wax, ka aila, ka lacquer, a i ʻole nā ​​mea hoʻoheheʻe lua ʻē aʻe i ka hoʻopau lua e hoʻomaikaʻi i ka pale ʻana i ka corrosion a me ka hoʻopiʻi nani.

 

2.  Hoʻopau ka oxide ʻeleʻele anuanu

E like me ka mea i ʻōlelo ʻia ma mua, ʻo ka mahana hana ka ʻokoʻa nui ma waena o ka wela a me ke anuanu ʻeleʻele oxide hoʻopau.Ua like nā kaʻina hana a pau ma waho aʻe o ka ʻeleʻele anuanu ma luna o nā ʻili i hana ʻia ma ka lumi wela.

 

No ka mea ʻaʻole hiki ke hoʻokahe ʻia ka hao hao ma ka lumi wela ma luna o ka ʻili, ʻoi aku ia ma mua o ka waiho ʻana i kahi papa ʻeleʻele ma luna o ka ʻili e uhi ʻia.No laila, hoʻohana ʻo ia i kahi kaʻina hana deposition maʻamau ʻaʻole i hoʻokomo i ka oxidation hao.Akā, hoʻokomo ʻia nā ʻāpana o ka uhi ʻana i loko o kahi solution tank phosphoric acid me kahi degere kūpono o ke keleawe selenium a me nā pūhui.

 

No ka hana ʻana i ka hoʻopau ʻana i ka ʻili me kēia ala, hana ʻia ka hopena i loko o ka pahu, a hoʻokomo ʻia kēlā me kēia ʻāpana o nā ʻāpana i loko o ia no 20 a 30 mau minuke.ʻO nā hoʻomaʻemaʻe ʻē aʻe a pau, hoʻomaloʻo, a me ka uhi lua o ka wax a me ka aila ua like ia me ka pau ʻana o ka ʻeleʻele ʻeleʻele wela.

 

Hōʻikeʻike

Hoʻopau ʻeleʻele wela wela

Hoʻopau ʻohe ʻeleʻele anu

Huihui uhi

ʻO ka hao hao, i kapa ʻia ʻo Magnetite (Fe3O4)

selenium keleawe a me nā pūhui

Manawa hana

5 a 45 mau minuke

20 a 30 mau minuke

Hana wela

135 a 150 degere Celsius

ʻO ka mahana wela (20 a 250C )

Ka lōʻihi

ʻOi aku

emi mai

Ka pololei

Hāʻawi ia i ka paʻa o ka nui ma mua o ka pau ʻana o ka ʻeleʻele ʻeleʻele

He liʻiliʻi ka liʻiliʻi o ke ana no ka mea he ʻano deposition maʻalahi

Koina

ʻOi aku, pono ia i nā lako he nui, ka hoʻomehana, ka mālama ʻana i ka mahana, a me nā mea ʻē aʻe.

ʻOi aku, pono ia i ka hopena deposition (phosphoric acid)

Palekana hana

Nui ka palekana a me ka mālama ʻana ma muli o ke kiʻekiʻe o ka wela hana

Maikaʻi

 

Nā noi o ka ʻeleʻele-oxide Finish

ʻO nā ʻāpana me ka uhi metala-oxide mai nā ʻoihana like ʻole

ʻO nā ʻāpana me ka uhi metala-oxide mai nā ʻoihana like ʻole

 

Hoʻohana ʻia ka hoʻopau ʻana o ka Black-Oxide ma nā ʻano hana like ʻole mai ka Military, Automotive i nā lāʻau lapaʻau a me nā lako.

 

Koa: Nā mea pū e like me nā Magazines, nā pale lima, nā pūpū, nā pu, nā pū lima

Lapaau:ʻO nā ʻano mea hana a pau i hana ʻia mai ka metala a me nā alaloa e pono ai ke ʻano haʻahaʻa haʻahaʻa

ʻO ka lako o nā mea hana hana:ʻO nā ana, nā mea ʻoki, nā mea hoʻopaʻa, nā bearings, shafts, a me nā mea hou aku

Kaʻa kaʻa: Hiki ke kānana aila, Uila, wahi wiliwili, a kokoke i na wahi a pau ma lalo o ka poloka Engine

Uila: Wehe uea, ʻoki, ʻoki, a me nā pahu pahu no nā uaki a me nā mea uila e like me nā hoʻololi, nā papa.

 

PRO a me CONS o Black oxide- hoopau

 

PONO:

ʻO ka uhi ʻeleʻele ʻeleʻele ma nā ʻāpana i hana ʻia a me nā huahana e hāʻawi i nā pono he nui e pili ana i ka palekana, ka lōʻihi, ka hana, ka laulima o ka ʻili, a me ka hoʻopiʻi nani.E nānā wikiwiki kākou i kēlā me kēia o lākou.

 

Kāohi mai ka ʻinoʻino: 

Ke hilinaʻi nui nei ka ʻoihana hana i kēia manawa i nā ferrous alloys, ʻoi aku ke kila.Hoʻopaʻa ka ʻāpana ʻeleʻele i ka ʻili o ka ʻāpana mai ka ea a me ka makū, e hōʻemi ana i ka manawa o ka hoʻokumu ʻana o ka ʻōpala, ʻo ia ke kumu nui o ka hōʻino ʻana o ka huahana.No ka mea hiki ke hoʻohana ʻia ke ala hoʻopau ʻeleʻele ʻeleʻele no nā mea maʻamau e like me ke keleawe a me ka alumini.He waiwai nui ia i ka mālama ʻana i ka lōʻihi o nā huahana i hana ʻia.

Pomaikai nani

Hāʻawi ia i ka ʻili i kahi waihoʻoluʻu ʻeleʻele nani a maikaʻi hoʻi e lōʻihi loa me ka ʻole o ka hoʻohālikelike ʻana.

Ka pono weldability

ʻO ka hoʻopaʻa ʻana i ka oxide ʻeleʻele e hoʻopau i nā ʻāpana o nā ʻāpana e hoʻomaikaʻi i ko lākou weldability a maʻalahi ka hui ʻana.

ʻO ka ʻoi o ka ʻili

Pono kekahi mau mea hana, e like me nā drills a me nā screwdrivers, i ka ʻoi e hana pololei, a hiki i ka ʻeleʻele ke kōkua i ka hoʻomaikaʻi ʻana i kēia ʻano.

Lubrication

Ma hope o ka maloʻo ʻana o ka oxide ʻeleʻele ma ka ʻili, ʻoi aku ka maʻalahi o ka uhi lua o ka wax, ka aila, a me ka lubrication.

Kumukuai haahaa

Aia kekahi mau ʻano hana hoʻopau kikoʻī ʻē aʻe i loko o nā ʻoihana hana e like me ka uhi pauka, electroplating, a me ka pena kiʻi akā he haʻahaʻa ke kumu kūʻai o ka uhi ʻeleʻele i hoʻohālikelike ʻia i kēia mau ala.

Kūlike ana

He micron-mānoanoa nā ʻāpana ʻeleʻele, e hōʻoiaʻiʻo ʻaʻole ʻae ʻia ka mānoanoa a me ke kūpaʻa dimensional.

Hoʻololi kēia ʻano i ke kala o ka ʻili me ka ʻole o ka mānoanoa.

Paʻa kaiapuni

ʻO ka hoʻohana ʻana i kahi hoʻopau ʻeleʻele ʻeleʻele ma luna o ka ʻili o nā ʻāpana i hana ʻia a pale i ka hoʻoheheʻe ʻana o ka hydrogen a me nā loli kemika, e hoʻopilikia i nā ʻano o ka mea ma muli o nā kumu kaiapuni.Hāʻawi pū ia i ka palekana o ke kaiapuni i nā hopena o ke kaiapuni.

 

CONS

  • Hiki ke holoi ʻia ka uhi ʻeleʻele.
  • ʻO kēia ʻano o ka mālama ʻana i ka ʻili he mea paʻakikī no ka mea he nui nā kaʻina hana.
  • He haʻahaʻa ka pale wela o ka uhi ʻeleʻele-oxide, a hiki ke hoʻopau ʻia i nā kūlana wela, e hopena i ka ʻōpala mua ma ka ʻili.Eia kekahi, hiki ke hoʻopili ʻia ka pau ʻana o ka ʻeleʻele ʻeleʻele ma mua o ka mahana ambient.

 

ʻO nā kumu e noʻonoʻo ʻia i ka ʻeleʻele oxide-finishes

 

Manawa Palekana

Ma mua o ka hele ʻana i ka pale oxide ʻeleʻele ma ka ʻili o ka huahana, pono e noʻonoʻo ʻia ka lōʻihi o ka uhi ʻana.

Ua kōkua kēia hoʻopaʻa ʻana i ka hoʻoholo ʻana inā pono e hoʻohana ʻia kahi hopena ʻeleʻele ʻeleʻele a i ʻole.Inā ʻilihune ka lōʻihi o ka huahana, makemake paha ʻoe e noʻonoʻo i nā koho maʻalahi ʻē aʻe, e like me ka uhi pena.He mea kūpono wale nō inā ʻoi aku ka lōʻihi o ke ola o ka huahana.

 

ʻO ka noi hope loa o ka huahana

E noʻonoʻo i ka hoʻohana hope ʻana i nā ʻāpana mīkini.E hoʻohana ʻia lākou i nā noi e pono ai ke kiʻekiʻe kiʻekiʻe, e like me ka aerospace, robotics, a i ʻole nā ​​​​mea kaua?E hoʻoholo inā makemake ʻoe e hele me ka hoʻopau ʻeleʻele a i ʻole ma hope o ka nānā ʻana i ka noi hoʻohana hope.Hiki iā ʻoe ke hoʻohana i nā kaʻina hana hoʻopau ʻili a me ka uhi ʻana inā ʻaʻole koi ka huahana hopena i ka pololei kiʻekiʻe.

 

Noonoo kaiapuni

Hiki i nā mea a i ʻole nā ​​ʻāpana ʻeleʻele i uhi ʻia i ka oxide ke kū i nā ʻano kūlana kaiapuni.Loaʻa iā ia ka lōʻihi maikaʻi a me ka hana me ka ʻole o ka pōʻino i loko o ke kūlana o waho.

Eia nō naʻe, inā i manaʻo ʻia ka huahana hope loa no ka hoʻohana ʻana i loko, ʻaʻole hiki ke kūʻai ʻia a i ʻole ka ʻenehana.Eia kekahi, ʻo nā kūlana hana a me ka hoʻohana ʻana he wela kiʻekiʻe.I kēlā hihia, ʻaʻole paha ia e pōmaikaʻi no ka mea hiki ke hoʻoheheʻe ʻia ka uhi ʻeleʻele oxide i kahi manawa pōkole i kahi mahana hana kiʻekiʻe.No laila, pono e noʻonoʻo ʻia nā mea kaiapuni i ka wā e hoʻohana ai i kēia ʻenehana no ka hoʻopau ʻana i ka ʻili.

 

Nā nīnau nīnau e pili ana i ka pau ʻana o ka ʻokikene ʻeleʻele

 

Ke hana wale nei kēia ala no nā mea ferrous?

ʻAʻole, ua hoʻohana ʻia ka uhi ʻoki hope no ka manawa lōʻihi i ka hoʻopau ʻana o ka ʻili o nā ʻāpana hana a me nā huahana i hana ʻia mai nā ferrous alloys a me nā mea ʻē aʻe e like me ke keleawe, aluminika, Cadmium, Zinc, a me nā mea maʻamau.

 

ʻO ia ke ala maikaʻi loa e pale ai i ka ʻōpala?

ʻAe, ʻo ka ʻeleʻele ʻeleʻele i uhi ʻia e kūʻē i ka makū a me ka ea e pane ana me ka ʻili a hāʻawi i ka pale maikaʻi ʻana i ka ʻōpala o nā ʻāpana.

 

He lōʻihi ka lōʻihi o ka ʻeleʻele?

Me ke kanalua ole, ua lōʻihi ka lōʻihi o ka uhi ʻana ma mua o nā ala hoʻopau ʻili e like me ka electroplating a me ka pena.

 

Ka hopena

ʻO ka hoʻopau ʻana i ka ʻeleʻele ʻeleʻele ka ʻenehana hoʻohiki maikaʻi loa no ka pale ʻana i ka corrosion a me ka hoʻohaʻahaʻa ʻana i ka ʻili i nā mea mīkini a me nā huahana.Hiki iā ia ke ola no ka lōʻihi me ka nalowale ʻole o kāna mau hiʻohiʻona a i ʻole ka hana.aia iā mākouhoʻolako lōʻihi nā lawelawe hana ma lalo o hoʻokahi hale, mai ka hoʻolālā prototype a hiki i ka hoʻopau ʻana i nā huahana.

 

Ua hāʻawi mākou i nā lawelawe hoʻopau kiʻekiʻe kiʻekiʻe no nā huahana a me nā ʻāpana e hoʻohana ana i ke ʻano ʻeleʻele oxide a me nā kaʻina hana ʻē aʻe.Inā makemake ʻoe i nā lawelawe pili no kāu mau ʻāpana mīkini a i ʻole nā ​​​​lawelawe e pili ana i ka hana ʻana, mai kānaluakāhea iā mā˚ou.

 


Ka manawa hoʻouna: ʻAukake-22-2022

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