Ihe mkpuchi nke ihe ndị dị n'ime ala dị ka hydraulic Control Lines, Single Line Encapsulation, Dual-Line Encapsulation (FLATPACK), Triple-Line Encapsulation (FLATPACK) aghọwo ihe jupụtara na ngwa ala.Ihe mkpuchi nke plastik na-enye ọtụtụ uru na-enyere aka hụ na mmecha nke ọma.
Encapsulation na-edobe site na metal gaa na kọntaktị metal.
Ihe mkpuchi nwere ike inye nchebe maka ihe ndị dị n'okpuru ebe ọ nọ na oghere dị ka ahịrị nwere ike gafee ihu ájá ma ọ bụ ikekwe na kọntaktị na ọnụ ọgụgụ dị elu nke gas.
