Yadda Ake Yin Sulun Tudu
Ba za a iya yin ulu kai tsaye zuwa kafet ba. Akwai matakai da yawa waɗanda dole ne a magance su. Manyan hanyoyin sun hada da yankan, zage-zage, bushewa, sieving, carding, da dai sauransu, daga cikinsu zage-zage da bushewa sune matakai masu mahimmanci.
Zazzage ulu shine don cire mai, gumi, ƙura da sauran ƙazanta a cikin ulu. Idan aka yi amfani da shi ba daidai ba, zai shafi tsarin bi-biyu kai tsaye, kuma ba za a iya tabbatar da ingancin samfurin da aka gama ba. A baya, ulun wanke yana buƙatar ƙarfin mutum, jinkirin inganci, tsada mai tsada, ƙa'idodin tsaftacewa mara daidaituwa, da ƙarancin tsabtatawa.
Saboda ci gaban al'umma a yau, kayan aikin injiniya sun maye gurbin ma'aikata, don haka kayan aiki mai kyau yana da mahimmanci. A halin yanzu, yawancin masana'antun ji suna amfani da injin samar da tururi. Me yasa masana'antu masu jin dadi suyi amfani da janareta na tururi? Hakan ya faru ne saboda ana amfani da janareta na tururi da farko don jiƙa da dumama ulun, sai a danne. Kayan ulu yana kwance kuma ba sauƙin damfara kai tsaye ba. Dole ne danshi ya kasance don sanya zaren ulu suyi nauyi, kuma dole ne a tabbatar da aikin aikin. Ba za a iya nutsar da tsarin kai tsaye cikin ruwa ba, don haka yana da kyau a yi amfani da janareta na tururi. Ana samun aikin humidification da dumama, kuma bargon da aka yi yana da ƙarfi kuma baya raguwa.
Bugu da ƙari, ana haɗuwa da injin tururi tare da aikin bushewa don bushewa da tsabtace ulu. Ana fara dumama gashin ulu da husuma don sa ya kumbura, sannan a yi bushewa don samun ulu mai yawa.