Injin cika layin layi sune mafi dacewa kuma suna iya cika kusan kowane ruwa.Ya dace musamman don cika buƙatun tare da fitarwa a cikin 2000BPH.Dangane da buƙatun cika samfuran samfura daban-daban, muna ba masu amfani da nau'ikan injunan cika layin layi daban-daban.Ana amfani da shi a abinci da abin sha (ruwa, giya, abubuwan sha na carbonated, ruwan 'ya'yan itace, abubuwan sha na wasanni, ruhohi, da sauransu), magunguna, magungunan kashe qwari, masana'anta, kayan kwalliya, kayan bayan gida, kulawar mutum, sunadarai, man fetur da sauran masana'antu.Fasalin aikace-aikacen na'ura mai cike da layi yana ƙayyade hanyoyin cikewar su ma daban-daban, kamar sirinji na piston, ma'aunin ruwa, injin injin, famfo gear, cika nauyi da sauransu.Tabbas, akwai hanyoyi da yawa don rufe shi, kamar: gland, dunƙule hula.LIDS masu dacewa na iya zama filastik LIDS, kambi LIDS, aluminum LIDS, famfo shugaban LIDS, da dai sauransu.