Amfanin dorewa na silicone gaskat? 

Lokacin da kuka ji '' dorewar gasket na silicone,' abin da ke faruwa a cikin shaguna da yawa shine shakku. Daidai haka. An kona mu ta hanyar wanke-wanke a baya-da'awar kayan 'masu kyautu' waɗanda kawai ke nufin ƙarancin aiki ko ɓoyayyiyar ciniki. Tsawon shekaru, tsoho shine: idan ya rufe da kyau kuma yana daɗe, wa ya damu da zagayowar rayuwa? Amma wannan yana canzawa. Matsin lamba ba kawai daga tallace-tallace ba ne; yana daga injiniyoyin da ke ƙasa suna mu’amala da sharar gida, daga saye-saye da ake gasa su a kan la’akari da sarkar samar da kayayyaki, da kuma ganin an gaza gudanar da taro masu kyau saboda gazawar gasket da gurɓata tsarin. Don haka, bari mu yanke ta cikin fluff. Amfanin ɗorewa na gasket silicone ba akwati ɗaya ba ne. Yana da ɓarna, fa'ida mai fa'ida wanda ke buɗewa gabaɗayan tafiyarsa-daga abin da aka yi da shi, zuwa yadda take yi a fagen, zuwa abin da ke faruwa lokacin da aka soke injin ɗin. Yana da ƙasa game da ceton duniya a tafi ɗaya kuma game da mafi wayo, ƙarancin ɓata aikin injiniya.

Babban Material: Fiye da Juriya kawai Zafi

Kowa ya san silicone yana sarrafa matsanancin zafin jiki, -60°C zuwa 230°C, ba tare da bugun fatar ido ba. Wato hannun jarin tebur. Ainihin kusurwar ɗorewa yana farawa da rashin aiki. A cikin sarrafa abinci ko kayan aikin likita, ba za ku iya samun leaching ba. Gasket ɗin da ya gaza wanda ke gurbata tsari ba kawai asarar samfur ba ne; lamari ne da ya shafi muhalli - gurɓataccen ruwa, ɓarnatar albarkatun, tsaftacewa. Na ga mahadi na nitrile ko EPDM sun rushe kuma suna gabatar da masu yin filastik cikin tsarin. Kwanciyar silicone tana guje wa wannan yanayin gazawar gabaɗaya. Amfanin rigakafin ne.

Sannan akwai karko. Ba kawai rayuwa mai tsawo ba, amma rayuwa mai daidaituwa. A cikin wuraren da ke waje don masu canza hasken rana, alal misali, mun keɓance silicone saboda UV da juriya na ozone suna hana ɓarnar da ba a taɓa samu ba tare da kwayoyin halitta da yawa. Gasket ɗin da ke ɗaukar shekaru 15 maimakon 7 yana nufin ƙaramar sake zagayowar masana'anta, ƙarancin aikin shigarwa, da ƙaramin yanki na kayan da zai kai ga zubar da ƙasa shekaru da yawa a baya. Wannan raguwa ce ta zahiri, mai ƙididdigewa a cikin carbon da aka haɗa daga maimaita samarwa.

Amma kayan da kansa yana da sawun ƙafa. Yashi silica mai tsabta da kuma hadadden polymerization. Yana da ƙarfin kuzari a gaba. Ciniki-kashe, da kuma inda hukunci ya shigo, shine jimlar rayuwa. Don hatimi a tsaye a cikin yanayi mara kyau? Wataƙila zaɓin da ya wuce kima. Don aikace-aikace masu ƙarfi, masu tsauri, ko masu hankali, tsayin daka da amincinsa suna mayar da farashin farko sau da yawa. Yana da game da amfani da shi daidai, ba na duniya ba.

Manufacturing & The Supply Chain Gaskiyar

Wannan shine inda ka'idar ta hadu da kasan masana'anta. Ciwon kai mai dorewa. Silicone mabuɗin albarkatun ƙasa shine ƙarfe na siliki, wanda aka samo daga quartz. Ma'adinai da sarrafa abin da ba shi da tsabta. Masu masana'anta masu alhakin-kuma dole ne ku tono don nemo su-yanzu suna bin wannan, suna neman masu samar da ingantattun ayyukan makamashi. Na tuna wani aiki inda muka dage akan gano ma'aikacin likita. Farashin ya yi tsalle da kashi 20%, amma ya lalata wadatar kuma ya yi daidai da manufofin dorewarsu. Abu ne mai wuyar siyar da shi a ciki har sai mun tsara shi azaman yarda, ba kawai 'kasancewa kore' ba.

Sharar gida a cikin samarwa babban abu ne, sau da yawa shiru. Zane-zanen silicone masu yanke-mutu suna haifar da guntu. Ayyuka masu kyau, kamar wasu da na gani a ƙwararrun ƙwararrun hatimi, za su niƙa wannan tarkace kuma su sake haɗa shi cikin ƙananan samfurori ko amfani da shi don gyare-gyaren wasu abubuwan da ba su da mahimmanci. Samfurin 'yanke-amfani-jifa' na layi yana ɓatacce kuma mai tsada. An kulle fa'idar ɗorewa ta ingantaccen aiki na masana'anta. Kamfanin da ya mallaki kayan sa, kamar Hannun Zetai Mretering co., Ltd. A cikin wannan babbar cibiyar daidaitattun sassa a cikin Yongnian, mai yiwuwa yana da ma'auni da tsarin horo don rage irin wannan sharar gida, koda kuwa asalinsu shine fasteners. Ka'idodin masana'anta masu rarrafe suna fassara. Wurin su kusa da manyan hanyoyin jigilar kayayyaki (https://www.zitaifaseners.com) alamu a cibiyar sadarwa na dabaru da za ta iya rage hayakin sufuri don oda mai yawa, wanda wani yanki ne na wasan wasa.

Sannan akwai tsari. Platinum-cure tare da peroxide-cure. Platinum ya fi tsabta, ba ya barin kayan aiki, kuma yana da mahimmanci don aikace-aikace masu tsabta. Amma ya fi tsada. Zaɓin mai ɗorewa yakan dogara da ainihin bukatun aikace-aikacen. Ƙayyadaddun platinum don gaskat na kayan kasuwanci na iya wuce kima, amma ga kayan aikin semiconductor, ba za a iya sasantawa ba don aiki da tsaftar ƙarshen rayuwa. Shawara ce ta fasaha tare da abubuwan dorewa.

A cikin Aikace-aikacen: Kasawar da ba a gani ba waɗanda ke kashe albarkatu

Magana yana da arha har sai da gasket ya gaza akan layi. Na tuna wani lamari a cikin famfo na masana'antu yana rufe mai sanyaya mai laushi mai laushi. Gaskiyar roba mai arha ta asali ta kumbura kuma ta lalace a cikin watanni 6, wanda ya haifar da zubewa. Asarar mai sanyaya matsala ce ta muhalli, amma ainihin farashin shine lokacin raguwa, kuzarin da za a bushe na'urar, aiki don maye gurbinsa, da zubar da gurɓataccen gas ɗin a matsayin shara mai haɗari. Mun canza zuwa wani hadadden fluorosilicon. Ya ci 5x ƙarin kowace raka'a. Amma ya dauki shekaru 4. Jimlar kuɗin mallakar ya yi ƙasa, kuma sharar aikin ta ɓace. Wannan shine dorewa a cikin aiki: ƙarancin saɓani akai-akai, ƙarancin sharar gida.

Wani kusurwa shine zane don rarrabawa. A cikin kayan lantarki, yin amfani da gaskets na silicone na haɗin gwiwa yana sa gyara mafarki mai ban tsoro - kuna lalata gasket don buɗe na'urar. Yanzu, ƙarin ƙira suna amfani da gas ɗin silicone da aka matsa akan tsagi. A ƙarshen rayuwa, zaku iya fitar da gasket ɗin daidai. Wannan yana ba da damar raba kayan da ya dace don sake amfani da su. Yana da ƙananan zaɓin ƙira tare da babban sakamako na ƙasa. Mun tura don wannan akan aikin shinge na sadarwa. Binciken ƙira na farko ya ƙara mako guda na lokacin aikin injiniya. Sashen kula da abokin ciniki ya gode mana bayan shekaru biyu.

Ƙarshen-Rayuwa: Ƙarshen Ƙarshen Rayuwa da Hanyoyi masu Aiki

Anan shine babban kuskure: cewa silicone biodegrades sauƙi. Ba ya. A cikin sharar gida, yana da kyau inert. Wannan hakika abu ne mai kyau - ba leaching sunadarai ba. Amma ba ya juya zuwa ƙasa. Ainihin fa'idodin ƙarshen rayuwa sun bambanta. Na farko, idan yana da tsabta kuma ya rabu, ana iya sake yin amfani da silicone ta hanyar fasaha. Tsarin shine depolymerization na thermal - karya shi baya zuwa siloxanes. Ba a yadu ba saboda yana da ƙalubalen tattalin arziki don ɓarna bayan mai amfani. Duk da haka, don tsaftacewa, kayan aikin masana'antu daga masana'antun, ya fi dacewa. Wannan madaukai baya ga mahimmancin kera magudanan shara.

Konewa wata hanya ce. Lokacin da aka ƙone a yanayin zafi mai zafi a wurare masu dacewa, silicone yana komawa zuwa silica (yashi) da carbon dioxide. Tokar silica ba ta da ƙarfi. Idan aka kwatanta da kona PVC (wanda ke sakin chlorine), tsari ne mai tsafta. Don haka, a cikin yanayin rashin kuzari, abu ne mai ƙarancin inganci.

Mafi ɗorewar ƙarshen rayuwa, a zahiri, shine tsawon rai. Gasket ɗin da ya wuce kayan aikin da yake ciki shine babban nasara. Muna ganin wannan a cikin masana'antu masu nauyi. Gaske ba shine gazawar ba; da karfe gidaje rugujewa daga farko. Lokacin da aka soke wannan taron, ana sake yin amfani da karfe, kuma gaskat na silicone, idan za'a iya cire shi da tsabta, zai iya bin hanyar dawo da zafi. Manufar ita ce a kiyaye shi a cikin sabis muddin zai yiwu.

Hukuncin: Kayan aiki ne, Ba ganima ba

Don haka, shin gaskets silicone suna dawwama? Suna iya zama, da ƙarfi haka, amma ba ta atomatik ba. Ana samun fa'idar ta hanyar jerin zaɓi na daidai: zaɓar madaidaicin maki don sake zagayowar ayyuka, samowa daga masu sarrafawa tare da ingantattun ayyuka, ƙira don kiyayewa da rarrabawa, da kuma tsara yadda za a yi amfani da shi na ƙarshe. Wani sashi ne wanda, idan aka yi amfani da shi cikin hikima, yana rage jumillar sharar tsarin, amfani da makamashi, da gurɓacewar da ke haifar da gazawa.

Masana'antar tana wucewa ta hanyar buzzword. Tattaunawar yanzu game da bayanan kima na rayuwa (LCA) ne—lambobi na gaske akan carbon da aka haɗa da tanadin aiki. Har yanzu ba mu kasance a can don kowane nau'in gasket ba, amma shugabanci a bayyane yake. Dorewar gaskatsin silicone ba mallakin polymer kadai ba ne. Dukiya ce ta dukkan tsarin da yake cikinsa, tun daga yashi har zuwa yadi. Kuma wannan shine mafi ban sha'awa, kuma gaskiya, ƙalubalen injiniya.

A ƙarshe, ƙayyadaddun gasket aiki ne na hangen nesa. Zaɓin silicone, tare da ƙarin farashi na gaba da rikitarwa, fare ne akan rage gaibu, sharar gida. Wani nau'in dorewa ne mai fa'ida, wanda ya fi dacewa da mai sarrafa shuka yana duban rahotannin raguwa fiye da kasida ta tallace-tallace. Kuma wannan shine lokacin da kuka san fa'idodin gaske ne.