Yak ulu ɗaya ne na fiber na dabba na alatu, yana da laushi sosai, dumi, haske da santsi, kusan ulun yak ya fito ne daga Tibet da lardin Qinghai na kasar Sin.Akwai ulun yak mai launin ruwan kasa mai duhu da ulun fari na halitta, diamita na ulun yak shine 19.0-20mic, kuma tsayin ya kasance daga 24mm zuwa 28mm.
Saboda yak ulu fiber yana da gajere, don haka yana da wuya a samar da mafi munin yak ulu.A haƙiƙa akwai wasu abokan ciniki a kasuwa don siyan ulun yak, suna amfani da saman yak ulu don jujjuya zaren da ba a taɓa gani ba.
Bayan lokaci mai yawa na samar da gwaji, a ƙarshe mun sami mafi munin yak ulu cikin nasara, tsayin saman ya kai 38mm.Mun yi wasu umarni don saman yak ulu kuma muna samun kyakkyawan bayani game da shi.Yanzu muna ƙara yawan ulun yak don saduwa da buƙatar abokan ciniki.
Lokacin aikawa: Nuwamba-30-2022