I-20mm ye-aluminium-ephezulu yerabha ye-raber septa ibhekisa kuhlobo lwenkqubo yokuvalwa esetyenziswa kwiisethingi zelebhu. Ine-Aluminium cap edityaniswe ne-septa yerabha.
I-Aluminium Cap yenzelwe ukutywina isitya, njenge-vial okanye ibhotile, kwaye idla ngokwenziwa nge-aluminium okanye ialuminium alloy.
Inika isantya esikhuselekileyo sokuthintela ukuvuza, ungcoliseko, okanye ukukhutshwa kweziqulatho.
I-Aluminium iqinisekisa ubume obukhuselekileyo, ngelixa irabha ye-raber ibonelela ngesithintelo ngokuvuza, ungcoliseko, kunye nesampula yokuphuma.