
Kuna nemo murfin gilashin '30cm' kuma tabbas kuna tunanin dacewa, tsabta, da yuwuwar juriyar zafi. Amma ainihin tattaunawar, wanda muke da shi a filin masana'anta ko tare da abokin ciniki wanda kawai yana da fashewa guda ɗaya, yana farawa da millimita. Da gaske ne 300mm? Ko 304mm ne don lissafin gefen wani takamaiman jerin kwanon rufi? Wannan rata na 4mm shine inda zato ya kasa kasa kuma damuwa na thermal yana ginawa. Yawancin suna tunanin wani yanki ne na gilashin da aka siffa, amma jirgin ruwa ne don tururi, mai ɗaukar zafi mai zafi, kuma aikin sa yana rataye akan cikakkun bayanai mafi yawan shafukan samfura ba a ambata ba.
Mu fito fili. Babu wani mai ƙira mai mahimmanci da ke yin murfi daidai 300.0mm a diamita don kwanon rufi 300.0mm. Zai daure. Zai guntu. Ma'auni na masana'antu, wanda muke amfani da shi a namu kayan aiki kuma muna gani daga mashahuran masu kaya, ya ƙunshi izini da gangan. Don daidaitaccen kwanon ƙarfe na bakin karfe irin na Turai, diamita na murfi na iya zama 298mm. Don kauri mai kauri mai kauri tare da leben ciki, zai iya zama 302mm. Sakamakon farashin hannun jari na EUR-ASIA COOKWARE CO., LTD. ambato a 30cm murfi, suna magana ne akan girman kwanon da aka ƙera shi don dacewa, ba girmansa na zahiri ba. Wannan shine wurin bincike na farko. Idan mai sayarwa ba zai iya gaya muku ainihin OD (diamita na waje) nan da nan da kuma izinin da aka yi niyya ba, ci gaba da taka tsantsan.
Zaɓin kayan abu a nan shine kusan gilashin soda-lemun tsami mai zafi na duniya. Ba borosilicate. Wannan kuskure ne gama gari. Borosilicate don kayan aikin labware ne da wasu bakeware masu tsayi, yana ba da mafi kyawun juriya na zafin zafi amma a farashi mai girma da fa'ida daban-daban. Don murfi, soda-lime mai zafi shine dokin aiki. Tsarin zafin jiki - dumama zuwa kusa da 620 ° C sa'an nan kuma quenching tare da matsanancin iska - yana haifar da matsa lamba. Wannan shi ne abin da ke ba shi halayen aminci, yana haifar da raguwa zuwa ƙananan ƙananan ƙwanƙwasa maimakon kaifi mai kaifi. Amma fushi kuma yana gabatar da tashin hankali a cikin ainihin gilashin. Wannan tashin hankali shine makiyin ku idan lissafin lissafi ko dumama ba daidai ba ne.
Na tuna wani tsari na abokin ciniki a Poland. Rufunan sun kasance don sabon layin tukwane da aka shirya. Rubutun sun dace daidai da zafin jiki. Amma a karkashin saurin shigar da dumama, bakin karfen tukunyar ya fadada da sauri fiye da gilashin. Mun ji rahoton an kulle murfi a kan tukwane, wasu kuma sun fashe bayan an cire su da karfi. Batun? Mun ƙirƙira ƙyallen bisa ga ƙimar faɗaɗa yanayin zafi na gas na yau da kullun. Shigarwa ya kasance mafi muni da gurɓatacce. Gyaran ba yana canza gilashin ba, amma yana haɓaka izinin diamita da wani 0.5mm. Ƙaramar lamba mai fa'ida mai yawa.
Wannan shi ne mafi yawan batu na gazawar inji, ba gilashin kanta ba. Hanyar haɗin kai shine komai. You'll see three main types: stainless steel screw-through posts with a nut and washer on the interior, bonded phenolic or Bakelite knobs, and all-metal clamp-on styles. Screw-through shine mafi ƙarfi, amma yana gabatar da matsananciyar damuwa akan gilashin da aka kunna. Ana huda ramin kafin zafin rai. Bayan zafin jiki, hakowa ba zai yiwu ba - za ku farfasa duka yanki. Don haka dole ne a daidaita gefuna na ramin da kyau kuma a shafe su. Duk wani ƙananan ƙwanƙwasa a nan ya zama wuri mai mahimmanci don gazawa.
Kullin da aka haɗa yana da alama ya fi sauƙi, amma manne yana da mahimmanci. Dole ne ya yi tsayayya da yanayin zafi daga injin daskarewa zuwa sama da 200 ° C, tsayayya da tururi da kayan wanke wanke, da kuma kula da haɗin gwiwa ƙarƙashin damuwa na gefe (kamar lokacin da wani ya zame murfin). Silicone-tushen adhesives ne na kowa, amma su thermal cycle gajiya iyaka abin damuwa ne na gaske. Mun sami dawowa inda kullin kawai ya tashi bayan shekara guda na amfani. Binciken gazawar yawanci yana nuni ne ga lalatawar manne daga gishiri mai wanki mai zafi ko hawan zafi sama da ƙayyadaddun manne. Yanzu, mun ƙayyade epoxy mai zafi don wasu layin OEM, kodayake yana ƙara farashi.
Domin 30cm murfi, Girman hannunka da jeri al'amarin don ma'auni. Ƙaramin ƙwanƙwasa mai daɗi a kan babban murfi mai nauyi mai haɗari haɗari ne. Ya kamata a sarrafa cibiyar nauyi. Wasu ƙira sun haɗa ɗan ƙaramin kubba ko wani tsauni mai ƙarfi a tsakiyar gilashin don ɗaga abin da aka makala, inganta haɓaka lokacin ɗagawa.
Ba za ku taɓa samun yawan amfanin ƙasa 100% cikin fushi ba. Warping ne shiru ƙin yarda. Gilashin lebur ɗin daidai, lokacin da ya huce, zai iya haɓaka ɗan lanƙwasa-wani lokaci kawai kashi goma na millimita. A kan babban 30cm murfi, wannan na iya haifar da girgiza a saman fili ko hatimin da bai dace ba. Kyawawan masana'antu kamar na EUR-ASIA za su sami ƙwaƙƙwaran lebur akan teburin dubawa. Za su kuma yi binciken matsi na yau da kullun; matsatsin bututun iska mara daidaituwa shine babban dalilin warp.
Sannan akwai karyewar lokaci. Murfi yana zaune a cikin akwati, ba a taɓa shi ba, kuma kuna jin pop. Ya karye. Mai laifi kusan ko da yaushe hada nickel Sulfide (NiS) ne. Ƙananan ƙazanta a cikin ɗanyen kayan gilashin na iya yin kyalkyali yayin zafi. A tsawon lokaci, waɗannan lu'ulu'u na iya fuskantar canjin lokaci, faɗaɗawa da haifar da matsanancin damuwa na ciki wanda gilashin zafin ba zai iya ƙunsa ba. Masu sana'a masu daraja suna amfani da gwajin jiƙa na zafi a kan samfurin murfi daga kowane tsari, musamman don kasuwannin fitarwa tare da babban abin alhaki. Ana yin zafi a cikin murfi a cikin tanda zuwa kusan 290 ° C na tsawon sa'o'i da yawa, yana tilasta duk wani haɗin NiS don faɗaɗa da karya gilashin kafin ya tashi. Kudi ne, amma alama ce ta inganci. Daidaitaccen aiki ne don fitar da su zuwa Jamus da Japan, inda ba za a iya sasanta ka'idojin amincin samfur ba.
Na koyi wannan hanya mai wuya tun da wuri. Wani jigilar kaya zuwa mai rarrabawa a Brazil yana fama da ɓarna a cikin ajiya. Ba mu ƙayyadad da gwajin jiƙan zafi don wannan kasuwa ba, ƙoƙarin kiyaye farashi mai gasa. Asarar kuɗi da ƙima daga wannan rukuni ɗaya ya zarce kuɗin gwaji na shekara guda. Yanzu abu ne na layi da muke tattaunawa a gaba.
Wurin da ke kewayen murfin shine yankin tsarinsa mafi rauni. Za'a iya gama gefen ta hanyoyi kaɗan: seamed (ƙasa mai santsi), gogewa zuwa babban haske, ko kuma kawai a bar shi tare da gogewar wuta daga tanda mai zafi. Gefen da aka goge wuta shine mafi rauni, yayin da yake riƙe ɓangarorin da ba a iya gani ba daga lokacin da aka yanke gilashin. Ƙarƙashin damuwa na thermal, fasa na iya yaduwa daga waɗannan gefuna.
Gefen ɗinki da gogewa ya fi ƙarfi. Amma gogewa yana haifar da zafi. Idan aka yi ba daidai ba bayan zafin jiki, zai iya sakin fushi a cikin gida (danniya mai matsawa) a gefen, ƙirƙirar zobe mai rauni. Mafi kyawun aikin shine a yi duk manyan niƙa da siffa kafin gilashin ya shiga cikin tanderun zafi. Zafin tanderun sannan a zahiri wuta tana goge gefuna na ƙasa. Wannan alama ce ta tsarin samar da balagagge. Duban ƙarfin da aka buga na EUR-ASIA - guda miliyan 15 a kowace shekara - wannan matakin sarrafa tsari ba kawai abin da ake so ba ne, yana da larura don ƙara. Wurin da suke a yankin Shandong's High-tech Zone yana ba da shawarar saka hannun jari a cikin layukan da ke sarrafa kai inda wannan injin kafin zafin ya yi daidai.
Babban la'akarin gefen shine digo ko siket. Wasu murfi gaba daya lebur ne. Wasu suna da gajeren siket na tsaye (5-10mm) don taimakawa tare da daidaitawa akan tukunyar. Wannan siket yana canza yanayin yanayin zafi. A lokacin sanyi mai sauri (kamar sanya murfi mai zafi akan tebur mai sanyi), bakin bakin siket ɗin yana yin sanyi kuma yayi kwangila da sauri fiye da tsakiyar murfi mai kauri. Wannan bambance-bambance na iya haifar da tsagewar da ta samo asali a gindin siket. Kasuwancin ƙira ne: mafi kyawun rufewa da daidaitawa vs. haɗarin girgiza zafi kaɗan kaɗan.
Babu murfi a keɓe. Yana daga cikin tsarin da tukunyar girki. Abubuwan da ke gefen tukunyar yana da mahimmanci. Bakin aluminium maras laushi yana da laushi kuma yana iya haɓaka nick ɗin da zai maida hankali kan gilashin. Bakin bakin karfe sanye take da wuya da santsi, manufa. Ƙarfin simintin gyare-gyare yana da kyau gabaɗaya, amma murfin enamel na iya zama marar daidaituwa a cikin kauri, yana haifar da manyan tabo.
Sau da yawa muna samun buƙatun don duniya 30cm murfi kayayyaki. Suna yin sulhu. Yawancin lokaci suna amfani da gasket na silicone a kewayen kewaye don cike gibin sharewa da kuma ɗaukar bayanan martaba daban-daban. Yayinda yake aiki, gasket yana kama danshi, yana iya raguwa, kuma wani abu ne da zai gaza. Ga masu samarwa masu girma da yawa da ke fitarwa zuwa kasuwanni daban-daban kamar EUR-ASIA yana yi — daga daidaitattun kasuwannin Jamusanci zuwa yankuna masu ƙima - ƙila suna da SKUs da yawa don 30cm, kowannensu ya dace da yanayin tukunyar da aka fi sani da wannan yankin. Gidan yanar gizon su, glass-lid.com, yana aiki azaman cibiya ga wannan nau'in, kodayake ainihin ƙayyadaddun ƙayyadaddun bayanai suna cikin kwangilolin OEM.
Gwajin ƙarshe, wanda ya fi mahimmanci, yana cikin ɗakin dafa abinci na gaske. Shin yana fitar da tururi da kyau, ko kuma yana rawa da rawa da ƙarfi akan tukunyar? Shin iska tana ɗigowa a cikin ruwan sama da aka rarraba ko a cikin rafi ɗaya mai ban haushi daga kullin tsakiya? Waɗannan ba siffofi ba ne kawai; su ne sakamakon lanƙwan kubba, da santsin saman ciki, da sanya kowane tashoshi na narke. Kyakkyawan murfi yana jin rashin ƙarfi kuma abin dogaro. Mai matsala kullum yana sanar da kasancewarsa. Bayan samar da miliyoyin, za ka koyi cewa makasudin shine a manta da murfi — shiru, bayyananne abokin tarayya ga tukunya. Wannan shine lokacin da ka san millimeters, fushi, da aikin gefe duk sun taru.
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