Tushen tukwane masu launi: ci gaba mai dorewa? 

Kuna ganin 'kullun zinare masu launin zinc' a kan takamaiman takarda ko gidan yanar gizon masu siyarwa, kuma abin da ya faru nan da nan a yawancin sayayya ko da'irar injiniya shine shakku. Shin gimmick ne kawai na talla? Yadda za a yi cajin ƙima don daidaitaccen fastener tare da ɗan rini a cikin wanka? Na dade a cikin samar da kayan aiki da aikace-aikace na dogon lokaci don raba wannan izgilanci. Tsalle daga ganinsa a matsayin tsantsar ƙaya don gane shi a matsayin yuwuwar, albeit nuanced, da dorewa da bidi'a yana buƙatar tono cikin ainihin tsari, gazawar, da kuma kasuwancin duniya na ainihi waɗanda takaddun ƙayyadaddun bayanai ba su taɓa gaya muku ba.

Rashin fahimta: Fenti ne kawai

Babbar matsala ita ce zato cewa launi shine babban riga, kamar fenti. Wannan zai zama bala'i ga juriya na lalata da juriya da zare. Tsarin da muke magana akai shine canza launin zinc, musamman bayan-plating chromate tuba shafi inda aka haɗa rini. Kullin yana samun daidaitaccen Layer na zinc don kariya ta hadaya, sannan a yi wankan wucewar sinadari. A cikin wannan wanka ne gishirin ƙarfe ya samar da wani hadadden Layer, kuma za a iya shigar da rini na halitta cikin wannan matrix. Launi ba ya zaune a saman; wani bangare ne na Layer mai hana lalata kanta.

Na tuna wani aikin da aka yi shekaru baya don shingen lantarki na waje. Mai ginin gine-ginen yana son baƙar fata don dacewa da na'urar, kuma ƙungiyar kulawa ta dage da yin galvanized don lalata. Dan kwangilar, yana ƙoƙarin ɓata lokaci, ya yi amfani da madaidaicin bolts na galvanized kuma ya fesa musu baƙar fata a wurin. A cikin watanni 18, an sake dawo da mu don ƙwaƙƙwaran kayan da aka kama. Fentin da aka yanke a lokacin shigarwa, yana haifar da ƙananan ramuka, danshi ya shiga ƙasa, kuma zinc ba zai iya yin aikinsa yadda ya kamata ba. Wani lamari ne na yau da kullun na warware launi mara kyau, yana lalata aikin farko.

A nan ne tsarin tutiya mai launin da ya dace ya nuna ƙimar aikinsa na farko: yana haɗa nau'in lambar launi ko daidaitawa mai kyau tare da kiyayewa, kuma wani lokacin ma inganta aikin lalata. Layer na chromate, ko a fili, rawaya, baki, ko kore, yana ƙara ƙarin shinge. Don haka bidi’a ba ita ce launi ba; shine haɗin kai ba tare da daidaitawa na aiki ba.

Kwanciyar Dorewa: Fiye da Haɗuwa da Ido

Lokacin da muke magana ɗorewa a cikin masu ɗaure, yawanci game da kayan (karfe da aka sake fa'ida) ko matakan sutura (rage chromium hexavalent). The tukwane masu launin tutiya kwana ya fi dabara. Yi tunani game da sarrafa kadara a cikin babban masana'anta ko masana'anta masu amfani. Kuna da mil na bututu, tsarin daban-daban (ruwa, iskar gas, layukan sinadarai), duk an riƙe su tare da dubban kusoshi. Idan kowane kullin zinc na azurfa ne, ganowa don kulawa, dubawa, ko sauyawa shine mafarki mai ban tsoro. Kuna dogara da alamun da ba su da kyau ko ƙwaƙwalwar ajiya.

Yanzu, saka shuɗi don layukan ruwan sha, ja don tururi mai ƙarfi, kore don wuraren anka na kayan aikin tsaro. Nan da nan, sarrafa gani yana da mahimmanci. Wannan yana rage kurakurai yayin gyarawa. Ma'aikacin fasaha ba zai cire kuskure ba da gangan yana tunanin cewa don bututun da ba shi da mahimmanci. Wannan yana tsawaita rayuwar kadari, yana hana maye gurbin da ba dole ba, kuma yana rage zagayowar cirewa da jefar. Wannan abu ne na zahiri, ko da yake sau da yawa ba a kula da shi, fa'idar dorewa - rage sharar gida ta hanyar ingantacciyar rayuwa da daidaito.

Akwai kuma batun chromium hexavalent. Ƙarshen zinc mai haske na gargajiya na gargajiya yana amfani da chromate hexavalent, wanda aka tsara shi sosai (RoHS, REACH). Hanyoyin launi, musamman baƙi da wasu inuwa masu duhu, yawanci suna amfani da madadin chromate trivalent don cimma launi. Trivalent chrome ba shi da guba sosai kuma yana da haɗari ga muhalli. Don haka, ƙididdige launi na iya zama wani lokaci hanya mafi ƙarancin juriya don matsar da aiki zuwa ƙarin shafi mai yarda da muhalli ba tare da faɗa game da ƙayyadaddun ayyuka ba.

Haƙiƙanin Hiccups Practical and Supply Chain Realities

Ba duka ba ne kai tsaye. Daidaituwa dabba ce. Samun ainihin inuwar shuɗi ɗaya daga tsari zuwa tsari, ko ma a cikin tsari ɗaya, yana da ƙalubale. Ruwan rini ya dogara da bambance-bambancen mintuna a cikin sinadarai na wanka na wucewa, zazzabi, da lokaci. Na sami jigilar kaya inda aka ga bambancin launi wanda mai gini ya ƙi su don aikace-aikacen facade na bayyane. Dole ne mu ci kudin. Ga yawancin aikace-aikacen masana'antu, ɗan canjin launin ba shi da mahimmanci, amma dole ne ku san juriyar aikace-aikacenku don bambance-bambance.

Wani hiccup shine juriya na sawa. Layer na chromate tare da rini na iya zama ɗan ƙasa da juriya fiye da wasu kauri, bayyanannun yadudduka. Yayin shigarwa tare da kayan aikin wuta ko kuma idan an ja kullin ta tashar karfe, za ku iya ganin alamun ɓarke ​​​​yana nuna tushen zinc. Yana da kawai kwaskwarima kuma baya shafar lalata, amma batu ne na jayayya tare da abokan ciniki masu kyau. Kuna koyan ƙididdige ɗaure hannu don haɗawa ta ƙarshe ko amfani da wanki masu kariya a wuraren da ake gani.

Wannan shine inda aiki tare da ƙwararrun masana'anta ke haifar da bambanci. Kamfanin kamar Hannun Zetai Mretering co., Ltd., wanda aka kafa a cikin babban ma'auni na babban ma'auni na kasar Sin a Yongnian, yana da girma da kuma sarrafa tsari don sarrafa waɗannan masu canji fiye da karamin shagon aiki. Wurin da suke kusa da manyan hanyoyin sufuri kamar layin dogo na Beijing-Guangzhou da titin Beijing-Shenzhen ba kawai abin alfahari ba ne; yana nufin an tsara su don daidaito, babban adadin fitarwa wanda ke daidaita hanyoyin sinadarai. Kuna iya samun tsarinsu don kammala na musamman kamar wannan akan rukunin yanar gizon su a https://www.zitaifaseners.com. Ba kawai yin kusoshi ba; suna sarrafa baho na sunadarai a sikelin masana'antu, wanda shine abin da kuke buƙata don daidaiton launi.

Harka a Batun: Gwajin da ba a yi nasara ba da Nasara

Mun taɓa ƙoƙarin yin amfani da baƙaƙen tulun tulu don tsarin layin dogo na bakin teku. Ƙididdiga ta yi kira ga ƙarewar duhu da juriya mai girma. Mun sami kyakkyawan samfurin baƙar fata iri ɗaya. Amma a cikin gwaje-gwajen feshin gishiri (ASTM B117), murfin baƙar fata ya nuna samfuran lalata (zinc salts) da yawa a bayyane da sauri fiye da daidaitaccen takwarar zinc. Ayyukan lalata, ta lambobi, sun kasance iri ɗaya, amma an ƙara gazawar gani. Abokin ciniki ya firgita a kan hotunan, yana tunanin abin da aka rufe ya kasa gaba daya. Mun koyi cewa don yanayin da ba a iya gani sosai ba, lalata kayan kwalliyar launi dole ne ya zama wani ɓangare na kimantawa, ba kawai madaidaicin jan tsatsa ba. Wani lokaci, abin rufe fuska mai ƙarancin gani shine zaɓi mafi hikima.

Kwatanta hakan tare da nasara a cikin ginin ciki na zamani. Kamfanin ginin dakunan asibitin da aka riga aka yi amfani da su sun yi amfani da bolts masu launi: lemu don tallafin wutar lantarki, shuɗi don shingen layin iskar gas, launin toka don haɗin bangon tsari. Duk sun kasance zinc-plated kusoshi tare da launi chromate mai dacewa. Lokacin ƙirƙira a waje, ma'aikata za su iya tabbatar da sauri cewa suna ɗaukar madaidaicin madaidaicin sashi na dama. A wurin, masu duba za su iya tabbatar da tsarin a kallo. An daidaita ƙimar ƙimar farko ta raguwar kurakuran taro da shigarwa cikin sauri. Nasarar ɗorewa ta kasance cikin raguwar sake aiki, ƙarancin sharar gida daga shigarwa mara kyau, da sauƙin gyare-gyare na gaba saboda an tsara tsarin da hankali.

Don haka, Shin Da gaske Bidi'a ne?

Kiran shi mai ban sha'awa, sabbin abubuwan da ke canza duniya zai zama abin ban mamaki. Yana da haɓakawa, inganta aikace-aikace. The da dorewa da bidi'a lakabin ya dace lokacin da kuka yi la'akari da yanayin rayuwa gabaɗaya: yuwuwar amfani da ƙarancin chromates mai guba masu guba, raguwar sharar gida ta hanyar ingantaccen ganewa da kiyayewa, da tsawaita rayuwar sabis ta tabbatar an yi amfani da madaidaicin madaidaicin a cikin madaidaicin yanayi daga farkon.

Ba don kowane aikace-aikacen ba. Don yawancin ƙullun da aka binne a cikin na'ura ko tsari, farashi ne da ba dole ba. Amma inda launi ya ƙara aiki - aminci, ganewa, sarrafa tsarin - yana motsawa fiye da kayan ado. Ya zama kayan aiki don inganci da tsawon rai.

Makullin injiniyoyi da masu ƙididdigewa shine su wuce me yasa zan so kullin launi? tunani don tambaya shin launi zai iya magance ɓoyayyun farashi ko haɗari a cikin wannan taron? Shi ke nan motsi. Yana da ƙaramin sashi, amma kamar yadda kowa a cikin masana'antu ya sani, shaidan, kuma wani lokacin ceto, yana cikin cikakkun bayanai. Fasahar, kamar wacce masu kera kayayyaki ke ingantawa a cibiyoyi kamar Yongnian, ta balaga. Bidi'a yana cikin tunaninmu game da yadda ake amfani da shi.