Girman bargon zaren yumbu na iya bambanta dangane da takamaiman samfurin, amma yawanci yana faɗi cikin kewayon fam 4 zuwa 8 a kowace ƙafar cubic (64 zuwa 128 kilogiram cubic).
Mafi girma yawabargunaGabaɗaya sun fi ɗorewa kuma suna da ingantattun kaddarorin rufewa na thermal, amma sun fi tsada. Ƙananan barguna yawanci sun fi nauyi da sassauƙa, suna sa su sauƙi don shigarwa da kuma rikewa, amma ƙila suna da ƙarancin aikin rufewa.
Lokacin aikawa: Satumba-06-2023