Za a iya raba roba na halitta zuwa manne sigari, daidaitaccen manne, crepe adhesive, da latex bisa ga tsarin masana'antu daban-daban da siffofi. Ana tace man taba sigari, an ƙarfafa shi cikin zanen gado na bakin ciki ta ƙara formic acid, bushe da kyafaffen don samar da Ribbed Smoked Sheet (RSS) .Yawancin roba na halitta da ake shigo da su daga kasar Sin, man taba sigari ne, wanda gaba daya ana rarraba shi bisa ga kamanninsa kuma an kasa shi zuwa matakai biyar: RSS1, RSS2, RSS3, RSS4, RSS5 da sauransu. An lasafta shi azaman manne na waje.Standard roba shine latex wanda aka ƙarfafa kuma aka sarrafa shi zuwa barbashi.Domestic halitta roba ne m misali roba, kuma aka sani da barbashi roba.Madaidaitan manne na cikin gida (SCR) gabaɗaya ana rarraba su bisa ga haɗin kai na zahiri da sinadarai da alamomi na duniya, waɗanda suka haɗa da abubuwa bakwai: abun cikin najasa, ƙimar filastik ta farko, ƙimar riƙe filastik, abun ciki na nitrogen, abun cikin al'amura maras tabbas, abun cikin ash, da fihirisar launi.Daga cikin su, ana amfani da abubuwan da ba su da tsarki a matsayin ma'aunin ƙayyadaddun abubuwa, kuma an kasu kashi huɗu bisa adadin ƙazanta: SCR5, SCR10, SCR20, SCR50, da sauransu, wanda yayi daidai da na farko, na biyu, na uku, da na huɗu. Robar da ake samu a kasuwa ana yin ta ne daga latex daga bishiyoyin robar ganye guda uku.Kashi 91% zuwa 94% na abubuwan da ke cikin sa sune robar hydrocarbons, yayin da sauran abubuwan da ba na roba ba ne kamar su furotin, fatty acid, ash, da sukari.Robar dabi'a ita ce roba ta duniya da aka fi amfani da ita. Robar dabi'a ana yin ta ne daga latex, kuma wani yanki na abubuwan da ba na roba ba da ke kunshe a cikin latex ya kasance a cikin robar dabi'a.Gabaɗaya, roba na halitta ya ƙunshi 92% zuwa 95% roba hydrocarbons, yayin da ba na roba hydrocarbons lissafin 5% zuwa 8%.Saboda hanyoyi daban-daban na samarwa, asali, har ma da lokutan girbin roba daban-daban, rabon waɗannan abubuwan na iya bambanta, amma gabaɗaya suna cikin kewayon. Protein na iya haɓaka ɓarnawar roba da jinkirta tsufa.A daya bangaren kuma, sunadaran suna da karfin sha ruwa, wanda zai iya shigar da roba don sha danshi da kyawon tsayuwa, da rage insulation, sannan kuma suna da illar kara samar da zafi. Abubuwan da ake samu na acetone sune wasu sinadarai masu kitse da sterols, wasu daga cikinsu suna aiki kamar na halitta. antioxidants da accelerators, yayin da wasu za su iya taimakawa wajen tarwatsa powdered Additives a lokacin hadawa da kuma taushi danyen roba.Ash yafi dauke da gishiri irin su magnesium phosphate da calcium phosphate, tare da wani karamin adadin karfe mahadi kamar jan karfe, manganese, da kuma baƙin ƙarfe.Domin waɗannan ions ƙarfe masu canzawa na valence na iya haɓaka tsufa na roba, ya kamata a sarrafa abubuwan da ke cikin su. Abubuwan da ke cikin danshi a busassun roba baya wuce 1% kuma yana iya ƙafe yayin sarrafawa.Duk da haka, idan abun da ke ciki ya yi yawa, ba wai kawai yana sanya danyen robar ya zama mai sauƙi a lokacin ajiya ba, amma kuma yana rinjayar aikin sarrafa robar, kamar yanayin da ke tattare da haɗin gwiwar don yin cukuwa yayin haɗuwa;A yayin aikin birgima da fitar da ruwa, ana samun kumfa cikin sauƙi, yayin da a lokacin aikin vulcanization, ana samar da kumfa ko soso kamar sifofi.
Lokacin aikawa: Mayu-25-2024
