I-valuum tube yokuphakamisa i-adsorb kunye nezothutho ngokuthe tye: iibhokisi kunye neengxowa.
I-HMN vaguum tube yokuphefumla isetyenziswa ikakhulu kwiingxowa zeswekile, iingxowa zesanti, iingxowa zepowuni zobisi ekutyeni kunye neengxowa zamayeza kwimveliso yemichiza. Iindidi zephakheji zangaphandle zibandakanya iingxowa zephepha, iingxowa zephepha, iingxowa zeplastiki, njl. Njl. Ngokubanzi, iingxowa ezilukiweyo zifuna i-membrane ye-membrane ye-membrane ngenxa yezinto zabo ezikhululekileyo kunye nomgangatho oqinileyo. Izixhobo ze-hemali's tube zokuphakamisa zinentsebenzo elungileyo yokusebenza ebhegini yokuphatha impahla kunye nokuphakamisa imisebenzi kwishishini lokutya kunye namanye amasimi.