ʻO nā mea paʻi kaomi nā mea hana nui no ke ana ʻana i ka wai (gas, wai) a hoʻohana nui ʻia i nā ʻoihana e like me ke kemika, ka ʻaila, a me nā lāʻau lapaʻau, a me ke ola o kēlā me kēia lā (e laʻa, nā ʻōnaehana paipu). ʻO kā lākou mau hana koʻikoʻi, ʻo ia ka -ka nānā ʻana i ka manawa maoli o ke kaomi ʻōnaehana (e laʻa, ka laulā -puʻi o 0-60 MPa no nā paipu a me nā moku kaomi), ka ʻōlelo aʻo ʻana i nā pilikia o ke kaumaha (ma o nā ʻōleo lohe a ʻike ʻia a i ʻole pani ʻakomi), a me ka hōʻoia ʻana i ka holo ʻana o ke kaʻina hana palekana a paʻa. Loaʻa i nā pae kaomi maʻamau ka micro-pressure (0-600 Pa laboratory grade), haʻahaʻa (0-2.5 MPa hydraulic system), medium-a kiʻekiʻe-pressure (2.5-60 MPa mea ʻenehana), a me ka ultra-kiʻekiʻe (60 MPa a ʻoi aʻe no ka hana ʻaila). I ke koho ʻana i kahi ana kaomi, e noʻonoʻo i kona pololei (± 1% FS maʻamau), ka hoʻopili ʻana i ke kaiapuni (ka pale ʻana i ka corrosion IP65), a me ke ʻano kau ʻana (radial a axial interface).
