RTV vs Viton gasket: zabi mafi kyau? 

Kuna ganin wannan muhawara ta tashi koyaushe a cikin zaure da kuma kan kantin sayar da kayayyaki: yaushe kuke amfani da silin RTV tare da injina ko gyare-gyaren Viton gasket? Amsar a takaice ita ce, babu daya. Amsa mai tsayi ita ce inda abubuwa ke tabarbarewa, tsada, kuma a zahiri, inda mafi yawan mutane ke samun kuskure ta hanyar ɗaukar su azaman madadin kai tsaye. Su ne ainihin hanyoyin magance matsalolin daban-daban.

Babban Rashin Fahimta: Sealant vs. Gasket

Bari mu fara share wannan. RTV (Vulcanizing zafin daki) silicone shine tsari-in-wuri gasket. Kuna matse shi daga cikin bututu, yana warkar da iska, kuma yana cike gibin. A Biton Gasket (FKM fluoroelastomer) wani riga-kafi ne, mai ƙarfi bangaren da kuka sauke a ciki. Babban kuskuren da na gani shine wani yana ɗaukar RTV saboda yana da sauri don flange wanda ke buƙatar madaidaicin murkushewa da juriya na sinadarai na daidaitaccen Viton yanki. Na yi laifin wannan tun da wuri, ina tunanin wani katako na RTV mai zafi zai iya ɗaukar layin mai mai zafi. Bai gaza nan da nan ba, amma ya yi kuka bayan wasu zagayowar thermal. Fuskokin flange ɗin ba su yi daidai ba-wani abu da aka ƙera gasket ɗin yana ramawa, amma ɗan ƙaramin dutsen RTV ba zai iya gada ba.

Ƙarfin RTV yana cikin filaye marasa daidaituwa, aikace-aikacen ƙananan matsa lamba, ko kuma inda kake buƙatar rufe sassa uku ko fiye da mating a haɗin gwiwa. Yi tunanin murfin bawul, lokuta sarkar lokaci. Yana gafartawa. Ƙarfin Viton yana cikin ƙayyadaddun ma'auni, matsa lamba, zafi mai zafi, ko mahallin sinadarai. Ka yi tunanin tsarin mai, turbocharger man Lines, m sauran ƙarfi farashinsa. Daidai ne.

Zaɓin yakan sauko zuwa yanayin fuskokin flange. Idan an yi musu laƙabi, ko kuma an yi musu ɓarna, ko kuma aka karkatar da su fiye da ƴan dubbai na inci, RTV na iya zama zaɓi na gaskiya kawai ba tare da yin injina ba. Amma idan kana da tsabta, lebur, a layi daya fuskoki, wani m gasket ne kusan ko da yaushe m ga dogon lokacin da AMINCI da m sealing matsa lamba.

Juriya na Kemikal: Inda Viton Ya Sami Riba

Wannan shine app ɗin kisa don Viton. RTV silicones suna da kyau a kan ruwa, masu sanyaya, da wasu mai. Amma gabatar da mai (musamman haɗe-haɗe na zamani tare da ethanol), ruwan watsawa, ruwan birki, ko kaushi mai ƙarfi, kuma daidaitaccen RTV ya juya zuwa mush. Akwai RTVs na musamman na fluorosilicone, amma suna da tsada kuma har yanzu ba su da ƙarfi kamar Viton mai ƙarfi.

Na tuna wani aiki da ya ƙunshi ƙaramin injin gwajin biodiesel. Mun yi amfani da jan ƙarfe RTV akan gidan tace mai. A cikin mako guda, hatimin ya kumbura kuma ya yi laushi, wanda ya haifar da babban ɗigo. An canza shi zuwa Viton O-ring na 75-durometer daidai (ba ko da gasket ba ne) kuma matsalar ta ɓace tsawon shekaru. Farashin ɓangaren Viton ya fi girma, amma raguwar lokaci da tsaftacewa daga RTV da ya gaza sun ninka sau goma. Yana da wani classic ƙarya tattalin arziki.

Koyaushe bincika sigogin dacewa da sinadarai. Don hydrocarbons, aromatics, da acid, Viton (FKM) shine yawanci tsoho. Don kamfani kamar Hannun Zetai Mretering co., Ltd., wanda ke aiki a cikin babban madaidaicin sashin samar da tushe na Yongnian, zaɓin hanyar rufewa yana tasiri ba kawai aikin fastener ba amma duk amincin taron. Za su fahimci cewa tantance hatimin da ya dace yana da matukar mahimmanci kamar tantance madaidaicin 12.9 bolt.

Zazzabi da Haƙiƙanin Matsi

RTV silicones galibi ana sayar da su azaman zafi mai zafi, wanda gaskiya ne—wasu na iya ɗaukar tsintsaye na tsaka-tsaki zuwa 500°F/260°C. Amma wannan shine kayan da aka warke. Makullin shine ci gaba da aiki da zafin jiki da matsa lamba. Gasket ɗin Viton na iya ɗaukar 400°F/204°C ci gaba da matsi da yawa saboda ƙaƙƙarfan elastomer ce mai alaƙa. RTV yana samar da fata kuma yana warkarwa a ciki, don haka yawancin kayan sa ba daidai ba ne.

A kan gyare-gyaren da yawa don injin janareta, mun gwada RTV mai zafi mai zafi na jan karfe akan flange mai ɗan murzawa a matsayin gyara mai sauri. Ya kone kuma ya zama foda a cikin kimanin sa'o'i 48 na ci gaba da aiki. Zafin ya kasance mai tsayi da tsayi sosai, tare da hawan keke. Mun ƙera lebur ɗin flange kuma muka yi amfani da gaskat ɗin ƙarfe mai laushi - dabba daban gaba ɗaya - amma ma'anar ita ce, har ma da RTV mai zafi yana da takamaiman takamaiman taga.

Don madaidaicin hatimi a cikin tsarin mai mai zafi (ce, 250°F/121°C ci gaba), Viton gasket yana cikin yankin kwanciyar hankali. RTV a can na iya rayuwa, amma bayan lokaci, zai iya taurare kuma ya yi rauni, yana rasa ƙarfin rufewa.

Aikace-aikacen Aiki da Factor Factor

Wannan shi ne abubuwan da ba sa sanya su a cikin takaddun bayanai. Aiwatar da RTV daidai fasaha ce. Kadan, yana zubowa. Da yawa, yana matsewa a ciki kuma yana iya toshe tashoshin mai ko tashoshin firikwensin firikwensin-kuskuren bala'i da na gani sau ɗaya daidai, wanda ya kai ga kama injin. Girman bead, buƙatar ci gaba da madauki ba tare da hutu ba, lokacin magani kafin ƙara ruwa… yana cike da masu canji.

A Viton gasket ne binary. Ya dace ko bai yi ba. Kuna jujjuya abubuwan ɗawainiya a cikin madaidaicin jeri zuwa madaidaicin ƙayyadaddun bayanai, kuma kun gama. Daidaituwa shine dalilin da ya sa OEMs ke amfani da gyare-gyaren roba ko gaskets na ƙarfe a duk inda zai yiwu. Yana cire ƙwarewar ma'aikaci daga ma'auni. Samo waɗannan ingantattun abubuwan haɗin gwiwa daga masana'anta na musamman shine mabuɗin. Misali, duba albarkatun kamar https://www.zitaifaseners.com Maiyuwa ba kawai don masu ɗaure ba ne amma don fahimtar tsarin rufewa waɗannan na'urorin suna mannewa, suna nuna haɗe-haɗe na ƙirar taro.

Wannan ya ce, RTV ba makawa ne ga wasu majalisai. Lokacin da kake da hatimin kwanon mai na karfe da ke daidaitawa zuwa shingen aluminium, ƙimar faɗaɗawar thermal sun bambanta, kuma saman ba su da kyau sosai. Gaskat da aka kafa na iya zubowa a nan. Ƙunƙarar madaidaicin RTV ya kasance mai sassauƙa kuma yana ɗaukar ƙaramin motsi. Dabarar ita ce sanin wane yanayin da kuke ciki.

Farashin da Rage Lokaci: Direbobin Yanke Shawara

A kan takarda, bututu na RTV ya fi arha fiye da gaskit Viton na al'ada. Amma wannan tarko ne. Haqiqa farashin yana cikin jimlar rayuwa da haɗari. Idan gasket Viton ya kasa, kun maye gurbin gasket. Idan aikace-aikacen RTV ya gaza, yawanci kuna ciyar da sa'o'i da goge goge silicone daga fuskokin flange guda biyu - mummunan aiki wanda ke haɗarin lalata saman-kafin ku iya sake nema. Kudin aiki dwarfs farashin kayan.

Don gyare-gyaren lokaci ɗaya ko samfuri, RTV yana da ban mamaki don sassauci. Don samarwa ko tsarin mahimmanci ba kwa son sake taɓawa, saka hannun jari a cikin ingantaccen gasket ɗin da ya dace. Ina adana haja na gama-gari na Viton O-rings da kayan takarda don yankan gaskets na al'ada, amma kuma ina da nau'ikan RTV guda uku a kan shiryayye na. Su kayan aiki ne don ayyuka daban-daban.

Wani lokaci, mafi kyawun zaɓi shine matasan. Sirara, madaidaicin katako-kan-gasket inda OEM ke amfani da RTV zuwa gaskat mai ɗaukar kaya don tabbatar da ɗaukar hoto a cikin tashoshi masu mahimmanci. Kada ku yi ƙoƙarin maimaita hakan da hannu. Idan ainihin sashin ya kasance haka, maye gurbin shi da guda ɗaya.

Hukuncin Ƙarshe: Yana Game da Ayuba

Don haka, RTV vs. Viton gasket? Dakatar da tunaninsa a matsayin sabanin. Matrix zaɓi ne. Tambayi: Ruwa? Zazzabi? Matsi? Yanayin saman? Zagayen aiki? Dama don sake yin aiki?

Don rufe gidan famfo na ruwa akan motar gargajiya tare da filaye mara kyau, Ina isa ga RTV daidai. Don rufe flange ɗin famfo mai akan injin allurar kai tsaye na zamani, Ina ba da umarnin takamaiman Viton gasket. Mafi kyawun zaɓi shine wanda ya dace da takamaiman buƙatun haɗin gwiwa, na zahiri, da sinadarai na haɗin gwiwa a gaban ku, tare da nuna bambanci ga amincin gasket ɗin da aka riga aka kafa lokacin da duk daidai yake. Hikimar ba ta cikin haddar ƙayyadaddun bayanai ba, amma a cikin fahimtar mahallin hatimin. Wannan yana zuwa daga samun kuskure a wasu lokuta, da kuma koyon menene farashin tsaftacewa.