Pu umukandara nanone bita umukandara uzunguruka "O" n'umukandara uhujwe, Kugeza ubu, Yasimbuye ibirahuri bya fibre fibre yamashanyarazi, ibiti nibicuruzwa bya reberi kandi byarakoreshejwe cyane.Ingano yacu kuva 2mm kugeza 30mm.
Pu V- umukandara Ubwoko bwacu bwa V- umukandara Y, M, Z, AD umukandara wa AD, HF / HP / HPF / cyangwa umusaruro nkibisabwa nabakiriya.Kugira ububengerane bwiza, kwihanganira gusaza neza. kwihanganira ubushyuhe (-40 ℃ + 85 ℃)