Dutsen ulushi ne kayan da aka fi amfani da su na zafin jiki a cikin ajiyar sanyi na jiragen ruwa.Babban albarkatunsa shine basalt, wanda shine nau'in fiber da aka yi ta hanyar haɓaka mai saurin sauri bayan narkewa a babban zafin jiki, har ma yana ƙara manne, man silicone da man ƙura.Dutsen uluyawanci ana sanya shi cikin ulun ulu na dutse, tubes, tubes, faranti, da sauransu, waɗanda ake amfani da su sosai a cikin ajiyar sanyi na jirgin, bangon nauyi, rufin rufin, rufi, benaye masu iyo, ɗakunan masauki, da dai sauransu Tun da kayan ulu na ulun dutsen yana da karko, sauti. sha, ingantaccen farashi yana da ƙarancin ɗanɗano, don haka ana amfani da kayan ulu na dutse da kayan ulu na gilashi don jigilar jirgin ruwa.

Gilashin uluza a iya sanya su cikin samfura tare da mafi ƙanƙanta girma mai yawa tsakanin kayan inorganic thermal insulation kayan.Sai dai kyakkyawan aikin thermal, ulun gilashin yana da wani fa'ida, wato haske cikin nauyi.Lokacin da muke jigilar su zuwa ƙasashen waje, yawanci muna tattara su da kyau, musamman maɗaɗɗen ulun gilashi, muna raguwa da rolls kuma yana iya ƙunsar rolls da yawa a cikin kwantena tunda nauyi ne kuma ƙarami.Gilashin uluana amfani da shi gabaɗaya don manyan kantuna, kofofi da tagogi, da sauran wuraren da ke buƙatar kariyar wuta, kariyar zafi.

Ana amfani da ulu na yumbu don bututun zafi tare da zafin jiki mai zafi akan jiragen ruwa da kayan kwalliyar gida tare da ƙaƙƙarfan buƙatu akan juriya na wuta.A halin yanzu, kayan kariya na wuta da ake amfani da su a kan jiragen ruwa daban-daban a gida da waje sun fi yumbu.

Ana yin samfuran silicate na siliki da kayan siliki da kayan calcareous a matsayin manyan albarkatun ƙasa.Akwai manyan nau'ikan samfura guda biyu da ake amfani da su a cikin jiragen ruwa: ɗaya shine allon silicate na calcium mai girma mai yawa (720-910kg/m3), wanda ke da ƙarfin injina da ƙarfi mai ƙarfi, mai sauƙin sarrafawa da yanke, kuma ana iya amfani dashi azaman bango. don faranti na rabe-raben refractory, linings da rufi, ɗayan kuma abu ne mai sauƙi na thermal insulation kayan tare da babban yawa na kusan 150 kg/m3 da kuma yanayin zafi na kusan 0.04 W/m · K, wanda ake amfani da shi don rufe bututun jiragen ruwa.