Kayan Gasket Babban Zazzabi na Masana'antu

Babban masana'antu{0}kayan gas ɗin zafin jiki wani abu ne na musamman da aka ƙera don cimma amintaccen hatimi a cikin yanayin zafi mai girma{1} (yawanci yana nufin yanayin aiki fiye da digiri 120, kuma a wasu matsanancin yanayi, har zuwa digiri 1000 ko fiye). Babban aikin sa shine don kula da haɓaka mai kyau, aikin rufewa, da kwanciyar hankali na tsari a ƙarƙashin babban zafin jiki, matsanancin matsa lamba, da yiwuwar lalata matsakaitan yanayi, hana ruwa ko zubar da iskar gas. Su ne mahimman sassa don amintaccen aiki na kayan aikin masana'antu.
Manyan masana'antu{0} kayan zafi na gasket sun ƙware sosai kuma suna da alaƙa kai tsaye ga amincin rufewa, aminci, da farashin aiki na kayan aiki.

Ma'aunin zafin jiki:Wajibi ne a fayyace ƙayyadadden zafin jiki na tsawon lokaci ({0}} zafin aiki na lokacin aiki da ɗan gajeren lokaci - zafin jiki na lokaci (kamar yanayin zafi nan take a kan{2}} lokacin da kayan aiki ya fara ko tsayawa), kuma zaɓi kayan da ke da ƙayyadaddun juriya na sama sama da 20% zuwa 30% sama da ainihin zafin jiki (ajiya ta gefen tsaro). Misali, a cikin yanayi inda zafin aiki yakai digiri 250 na dogon lokaci, yakamata a zaɓi kayan da ke da juriyar zafin jiki sama da ko daidai da digiri 300.

Matsakaicin halaye:Lokacin da ake hulɗa da kafofin watsa labaru mai mai (kamar man hydraulic, dizal), guje wa robar silicone da EPDM. Ba da fifiko ga gaskets mai rauni ko ƙarfe (cika da graphite). Lokacin da ake hulɗa da kafofin watsa labaru masu lalata (kamar sulfuric acid da caustic soda), graphite composite gaskets ko nickel gami karfe gaskets ya kamata a ba fifiko. Lokacin da ake hulɗa da abinci ko kafofin watsa labaru na magunguna, kayan da suka dace da takaddun shaida na FDA (kamar abinci{3}} roba siliki mai daraja, graphite mai tsafta) yakamata a zaɓi.

Yanayin matsi:Ƙananan matsa lamba (< 1MPa). Rubber or asbestos-free gaskets are available as options. For medium and high pressure (1 to 30MPa), metal wound or corrugated gaskets are preferred. Ultra-high pressure (>30MPa) yana buƙatar suturar ƙarfe ko gaskets ƙarfe mai tsabta (kamar tagulla ko gaskets na aluminum).

Siffan rufewa:Hatimi mai ƙarfi (kamar pistons, jujjuya shafts) yana buƙatar kayan aiki masu ƙarfi (kamar fluororubber); Don hatimi a tsaye (kamar flanges da musaya na kayan aiki), za'a iya zaɓin fiber mai haɗaka ko gaskets na ƙarfe.

Shigarwa da farashi:Rubber da asbestos{0}Gaskets kyauta suna da sauƙin shigarwa kuma suna da tsada, amma rayuwar sabis ɗin su gajeru ce. Metal gaskets bukatar da za a dace da daidai flange saman (surface roughness Ra kasa da ko daidai da 3.2μm), waxanda suke da in mun gwada da tsada, amma suna da dogon sabis rayuwa da high AMINCI.

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