Zomatira, zimagwirizanitsa mwamphamvu zida ziwiri kapena zingapo zomatira zomwe zakhala zikugwiritsidwa ntchito pamwamba ndipo zimakhala ndi mankhwala omwe ali ndi mphamvu zamakina. Mwachitsanzo, epoxy resin, phosphoric acid copper monoxide, white latex, etc. Kulumikizana uku kungakhale kosatha kapena kuchotsedwa, malingana ndi mtundu wa zomatira ndi zosowa za ntchito.
Malinga ndi kapangidwe ka mankhwala, zomatira zimapangidwa makamaka ndi zomatira, diluents, machiritso, ma fillers, plasticizers, coupling agents, antioxidants ndi zina zothandizira. Zosakaniza izi palimodzi zimatsimikizira zomwe zimamatira, monga kukhuthala, kuthamanga kwa machiritso, mphamvu, kukana kutentha, kukana nyengo, etc.
Mitundu ya zomatira
I. Polyurethane zomatira
Wogwira ntchito kwambiri komanso polar. Ili ndi zomatira zabwino kwambiri zama mankhwala okhala ndi zida zam'munsi zomwe zimakhala ndi mpweya wokhazikika, monga thovu, pulasitiki, matabwa, zikopa, nsalu, mapepala, zoumba ndi zinthu zina porous, komanso zitsulo, galasi, mphira, pulasitiki ndi zinthu zina zosalala pamwamba..
II.Epoxy resin zomatira
Amapangidwa kuchokera ku epoxy resin base material, machiritso, diluent, accelerator ndi filler. Ili ndi magwiridwe antchito abwino, magwiridwe antchito, mtengo wotsika komanso njira yosavuta yolumikizirana.
III.Cyanoacrylic zomatira
Iyenera kuchiritsidwa popanda mpweya. Choyipa ndichakuti kukana kutentha sikokwanira, nthawi yochiritsa ndi yayitali, ndipo sikoyenera kusindikiza ndi mipata yayikulu.
IV.Polyimide zochokera zomatira
Chomatira chosunga mbewu chosamva kutentha kwambiri chomwe chimalimbana ndi kutentha kwambiri ndipo chingagwiritsidwe ntchito mosalekeza pa 260 ° C. Ili ndi ntchito yabwino kwambiri yotsika kutentha komanso kutsekereza. The kuipa ndi kuti mosavuta hydrolyzed pansi zinthu zamchere.
V.Phenolic utomoni zomatira
Ili ndi kukana kwabwino kwa kutentha, mphamvu yomangirira kwambiri, kukana kukalamba bwino komanso kutchinjiriza kwamagetsi kwabwino kwambiri, ndipo ndiyotsika mtengo komanso yosavuta kugwiritsa ntchito. Koma ndiyenso gwero la fungo la formaldehyde mu mipando.
VI.Acrolein-based adhesive
Akagwiritsidwa ntchito pamwamba pa chinthu, chosungunuliracho chidzasungunuka, ndipo chinyezi pamwamba pa chinthucho kapena kuchokera kumlengalenga chidzachititsa kuti monoma ikhale yothamanga kwambiri ya anionic polymerization kuti ipange unyolo wautali ndi wamphamvu, ndikugwirizanitsa zigawo ziwirizo.
VII. Zomatira za Anaerobic
Sichidzalimba pamene chikukhudzana ndi mpweya kapena mpweya. Mpweya ukakhala paokha, kuphatikiza ndi mphamvu ya chitsulo pamwamba pa chitsulo, ukhoza polymerize ndi kulimba mofulumira kutentha firiji, kupanga chomangira champhamvu ndi chisindikizo chabwino.
VIII.Zomatira za Inorganic
Ikhoza kupirira kutentha kwakukulu ndi kutentha kochepa komanso imakhala ndi mtengo wotsika. Zosavuta kukalamba, ndi kapangidwe kosavuta komanso kumamatira kwambiri.
IX.Hot kusungunula zomatira
Zomatira za thermoplastic zomwe zimagwiritsidwa ntchito ngati chitsulo chosungunula kenako zimamangirizidwa zitazizidwa kukhala zolimba. M'moyo watsiku ndi tsiku, atha kugwiritsidwa ntchito ngati zomangira buku.
Posankha zomatira, muyenera kuganizira zinthu monga mtundu wa adherend, machiritso a zomatira, malo ogwiritsira ntchito komanso chuma. Mwachitsanzo, pazochitika zomwe zimafunikira kunyamula katundu wokulirapo, zomatira zamapangidwe okhala ndi mphamvu yayikulu ziyenera kusankhidwa; kwa ntchito zomwe zimafunikira kuchiza mwachangu, zomatira zothamanga mwachangu ziyenera kusankhidwa.
Kawirikawiri, zomatira zimagwira ntchito yofunika kwambiri pakupanga mafakitale amakono komanso moyo watsiku ndi tsiku. Iwo osati kuphweka njira yolumikizira ndi kuchepetsa ndalama, komanso kumapangitsanso khalidwe ndi kudalirika kwa mankhwala. Ndi kupita patsogolo kwa sayansi ndi zamakono komanso kupititsa patsogolo chidziwitso cha chilengedwe, zomatira zam'tsogolo zidzakhala zokonda zachilengedwe, zogwira mtima komanso zogwira ntchito zambiri.
Pambuyo pomvetsetsa mwachidule zomwe zomatira ndi mitundu yake, funso lina likhoza kubwera m’maganizo mwanu. Ndi zinthu zotani zomwe zingagwiritsidwe ntchito ndi zomatira? Chonde dikirani kuti muwone m'nkhani yotsatira.
Nthawi yotumiza: Jan-17-2025