Samar da samfuran roba

A lokacin aikin shirye-shiryen albarkatun kasa, dole ne a auna sinadarai daidai gwargwadon tsari.Domin danyen roba da na'ura mai haɗawa su haɗu daidai da juna, ana buƙatar sarrafa wasu kayan:

Ya kamata a yi laushi da ɗanyen roba a cikin ɗakin bushewa na 60-70 ℃ kafin a yanke shi kuma a karya cikin ƙananan guda;

Toshe kamar abubuwan da ake ƙarawa kamar paraffin, stearic acid, rosin, da sauransu suna buƙatar murkushe su;

Idan sinadarin foda ya ƙunshi ƙazanta na inji ko tarkace, yana buƙatar dubawa kuma a cire shi;

Abubuwan da ake ƙara ruwa (Pin tar, coumarone) suna buƙatar dumama, narkewa, ruwa mai fitar da ruwa, da tacewa;

Dole ne a bushe wakili mai haɗawa, in ba haka ba yana da sauƙi ga clumping kuma ba za a iya tarwatsawa daidai lokacin haɗuwa ba, yana haifar da kumfa a lokacin vulcanization kuma yana shafar ingancin samfurin;

3. Tace

Raw roba yana da roba kuma ba shi da abubuwan da ake buƙata (plasticity) don sarrafawa, yana yin wahalar sarrafawa.Domin inganta filastik, ya zama dole a tsaftace danyen roba;Ta wannan hanyar, mai haɗawa yana da sauƙi a tarwatsa a cikin ɗanyen roba yayin haɗuwa;A lokaci guda kuma, yayin da ake birgima da haɓakawa, yana taimakawa haɓaka haɓakar abubuwan roba (shiga cikin masana'anta na fiber) da samar da ruwa.Tsarin lalata kwayoyin dogon sarka na danyen roba don samar da filastik ana kiransa filastik.Akwai hanyoyi guda biyu don tace danyen robar: gyaran injina da tacewa ta thermal.Mechanical plasticizing shine tsari na rage lalacewa na kwayoyin roba masu dogon sarkar da kuma canza su daga yanayi mai laushi zuwa yanayin filastik ta hanyar extrusion na inji da gogayya na na'urar filastik a ƙananan yanayin zafi.Thermoplastic refining ne tsari na shigar da zafi matsa iska a cikin danyen roba, wanda, a karkashin aikin zafi da oxygen, degrades da kuma rage dogon sarkar kwayoyin, game da shi samun roba.

4. Hadawa

Don daidaitawa da yanayin amfani daban-daban, cimma nau'ikan aiki daban-daban, da haɓaka aikin samfuran roba da rage farashi, ya zama dole don ƙara abubuwan ƙari daban-daban ga ɗanyen roba.Hadawa tsari ne na haɗa ɗanyen robar da aka yi da robobi tare da mai haɗawa da sanya shi a cikin mahaɗin roba.Ta hanyar haɗawa na inji, mai haɗawa yana gaba ɗaya kuma an tarwatsa shi daidai a cikin ɗanyen roba.Hadawa shine muhimmin tsari a cikin samar da samfuran roba.Idan haɗuwa ba daidai ba ne, aikin roba da ƙari ba za a iya amfani da su gaba ɗaya ba, wanda ke shafar aikin samfurin.Kayan roba da aka samu bayan hadawa, wanda aka fi sani da hadewar roba, wani abu ne da aka gama gamawa da shi don kera kayayyakin roba daban-daban, wanda aka fi sani da roba.Yawancin lokaci ana sayar da shi a matsayin kayayyaki, kuma masu saye za su iya sarrafa kayan roba kai tsaye tare da ɓoye kayan roba don samar da samfuran roba da ake buƙata.Bisa ga nau'i-nau'i daban-daban, roba mai gauraye yana da jerin nau'i daban-daban da nau'o'in nau'i daban-daban tare da kaddarorin daban-daban, suna ba da zabi.