Menene fa'idodin kayan kumfa na aluminum?
Light nauyi Aluminum kumfa saboda da tsarin halaye, samar da yawa ne sosai kananan, kawai 0.2 ~ 0.4g / cm3, da yawa daga cikin karfe aluminum 0.1-0.4 sau, ban da zama da yawa ƙasa da aluminum gami, titanium gami,. ..
duba daki-daki