Kayayyakin Motoci Babban ingancin Injin Ruwan Ruwan Gasket
Gasket
Gasket hatimin inji ne wanda ke cika sarari tsakanin saman biyu ko sama da haka, gabaɗaya don hana yaɗuwa daga ko cikin abubuwan da aka haɗa yayin da ake matsawa.
Gaskets suna ba da izinin “kasa da cikakke” saman mating akan sassan injin inda zasu iya cika rashin daidaituwa. Gasket yawanci ana samar da su ta hanyar yanke daga kayan takarda.
Gaskets-rauni
Gaskets-rauni
Gaskets-rauni sun ƙunshi cakuda ƙarfe da kayan filler.[4] Gabaɗaya, gasket yana da ƙarfe (yawanci mai arzikin carbon ko bakin karfe) rauni a waje a cikin karkace madauwari (wasu siffofi suna yiwuwa)
tare da kayan filler (gaba ɗaya graphite mai sassauƙa) rauni iri ɗaya amma yana farawa daga gefen gaba. Wannan yana haifar da sauyawar yadudduka na filler da ƙarfe.
Gasket masu Jaket biyu
Gasket ɗin jaket sau biyu wani haɗuwa ne na kayan filler da kayan ƙarfe. A cikin wannan aikace-aikacen, an yi bututu mai ƙofofin da ke kama da "C" da ƙarfe tare da ƙarin yanki da aka yi don dacewa a cikin "C" yana sa bututun ya fi girma a wuraren taro. Ana yin famfo a tsakanin harsashi da yanki.
Lokacin da ake amfani da shi, gaskat ɗin da aka matsa yana da adadin ƙarfe mafi girma a tukwici guda biyu inda ake yin lamba (saboda hulɗar harsashi / yanki) kuma waɗannan wurare biyu suna ɗaukar nauyin rufe tsarin.
Tunda duk abin da ake buƙata harsashi ne da guntu, waɗannan gaskets ana iya yin su daga kusan duk wani abu da za a iya yin shi a cikin takarda sannan a saka filler.
Yanayin aikace-aikace
A cikin injunan motoci, ana tura gas ɗin famfo ruwa a madaidaicin mahadar tsakanin gidajen famfo na ruwa da toshe injin. A lokacin aiki, waɗannan gaskets suna rufe da'irar sanyaya mai ƙarfi-matsayi mai jurewa daga lokacin sanyi (misali, -20°F/-29°C) zuwa ƙaƙƙarfan yanayin aiki da ya wuce 250°F (121°C). Misali, a cikin abin hawa da ke hawan maki masu tsayi a karkashin kaya, dole ne gasket ya kiyaye mutunci daga matsa lamba 50+ psi yayin da yake tsayayya da lalacewa daga abubuwan da ke tattare da ethylene glycol da rawar jiki. Rashin gazawa yana lalata hatimin tsarin sanyaya, yana haifar da asara mai sanyaya, saurin zafi, da yuwuwar kama injin - tabbatar da bayanan masana'antu kai tsaye da ke haɗa gazawar sanyaya zuwa kashi 30% na lalacewar injin.
