Polyamide (PA), wanda kuma aka sani da nailan, polymer ne mai ɗauke da ƙungiyoyin amide a cikin maimaita raka'a akan kashin bayan kwayoyin.Ana iya yin nailan ta zama robobi iri-iri, a zana shi cikin zaruruwa, kuma ana iya yin fim, sutura da manne.Saboda nailan yana da juriya mai kyau na inji, resi zafi ...
Kara karantawa