Ukukhethwa kwengubo yangaphakathi yeetoti ze-tinplate (oko kukuthi, iitoti zetsiti ezigqunywe ngentsimbi) ngokuqhelekileyo zixhomekeke kubume bezinto eziqulethweyo, ezijolise ekuphuculeni ukuxhathisa kwe-can's corrosion, ukukhusela umgangatho wemveliso, kunye nokuthintela ukuphendula okungafunekiyo phakathi kwesinyithi kunye neziqulatho. Ngezantsi yimixholo eqhelekileyo kunye nokukhetha okuhambelanayo kweengubo zangaphakathi:
1. Iziselo (umzekelo, iziselo ezibandayo, iijusi, njl.njl.)
Kwiziselo ezinezithako ezine-asidi (ezifana nejusi yelamuni, ijusi yeorenji, njl. njl.), intuthuko yangaphakathi idla ngokuba yi-epoxy resin coating okanye i-phenolic resin coating, njengoko ezi zambatho zinika ukuxhathisa okugqwesileyo kwe-asidi, ukuthintela ukusabela phakathi kokuqulathiweyo kunye nesinyithi kunye nokuphepha ukuvumba okanye ukungcoliseka. Kwiziphuzo ezingenayo i-acidic, i-polyester elula yokugqoka (njengefilimu ye-polyester) idla ngokwaneleyo.
2. Ibhiya kunye nezinye iziselo ezinxilisayo
Iziselo ezinxilisayo zigqwesa ngakumbi kwisinyithi, ngoko ke i-epoxy resin okanye i-polyester ityabeka zidla ngokusetyenziswa. Ezi zogquma zikwahlula ngokufanelekileyo utywala kwitoti yentsimbi, ukuthintela ukubola kunye nokutshintsha kwencasa. Ukongezelela, ezinye iingubo zibonelela ngokhuseleko lwe-oxidation kunye nokukhusela ukukhanya ukukhusela incasa yesinyithi ekungeneni kwisiselo.
3. Iimveliso zokutya (umzekelo, iisuphu, imifuno, inyama, njl.)
Kwiimveliso ezityebileyo okanye ezine-asidi yokutya, ukhetho lwengubo lubaluleke kakhulu. Iingubo zangaphakathi eziqhelekileyo ziquka i-epoxy resin, ngokukodwa i-epoxy-phenolic resin composite coatings, engaboneleli kuphela ukuchasana kwe-asidi kodwa inokumelana nokushisa okuphezulu kunye noxinzelelo, ukuqinisekisa ukugcinwa kwexesha elide kunye neshelufu yokutya.
4. Iimveliso zobisi (umzekelo, ubisi, iimveliso zobisi, njl.)
Iimveliso zobisi zifuna iingubo eziphezulu zokusebenza, ngokukodwa ukuphepha ukusebenzisana phakathi kwengubo kunye neeprotheni kunye namafutha kubisi. Iingubo zePolyester ziqhele ukusetyenziswa njengoko zibonelela ngokugqwesa ukuxhathisa iasidi, ukuxhathisa kwe-oxidation, kunye nozinzo, ngokufanelekileyo ukugcina incasa yeemveliso zobisi kunye nokuqinisekisa ukugcinwa kwazo kwexesha elide ngaphandle kokungcoliseka.
5. Ioyile (umzekelo, ioyile ezityiwayo, ioyile yokuthambisa, njl.njl.)
Kwiimveliso zeoli, ukugquma kwangaphakathi kufuneka kugxininise ekukhuseleni ioli ekuphenduleni ngesinyithi, ukuphepha ukucima i-flavour okanye ukungcola. I-epoxy resin okanye iingubo ze-polyester zisetyenziswa ngokuqhelekileyo, njengoko ezi ngqungquthela zihlukanisa ngokufanelekileyo ioli kwi-metal yangaphakathi ye-can, iqinisekisa ukuzinza kunye nokhuseleko lwemveliso yeoli.
6. Iikhemikhali okanye iipeyinti
Kwiimveliso ezingezizo ukutya ezifana neekhemikhali okanye iipeyinti, i-coating yangaphakathi ifuna ukunika ukuxhathisa okuqinileyo kwe-corrosion, ukumelana neekhemikhali, kunye nokumelana nobushushu obuphezulu. Iingubo ze-epoxy resin okanye i-chlorinated polyolefin i-coatings zikhethwa ngokuqhelekileyo, njengoko zithintela ngokufanelekileyo ukuphendula kweekhemikhali kunye nokukhusela okuphakathi.
Isishwankathelo seMisebenzi yeNgqungquthela yaNgaphakathi:
• Ukunganyangeki kokuhlwa: Kunqanda ukusabela phakathi kwezinto ezingaphakathi kunye nentsimbi, ukwandisa ubomi beshelufu.
• Ukuthintelwa kokungcoliseka: Kunqanda ukuvuza kweencasa zentsimbi okanye ezinye iincasa ezingezizo kwisiqulatho, ukuqinisekisa umgangatho wencasa.
• Iimpawu zokutywina: Kuphucula ukusebenza kwetoti yokutywina, ukuqinisekisa ukuba iziqulatho azichatshazelwa zizinto zangaphandle.
• Ukuxhathisa i-oxidation: Ukunciphisa ukuvezwa kweziqulatho kwi-oksijini, ukulibazisa iinkqubo ze-oxidation.
• Ukumelana nobushushu: Okubaluleke ngakumbi kwiimveliso ezilungiswayo kubushushu obuphezulu (umzekelo, ukuvalwa kokutya).
Ukukhetha i-coat yangaphakathi efanelekileyo kunokuqinisekisa ngokufanelekileyo ukhuseleko kunye nomgangatho wemveliso epakishweyo ngelixa uhlangabezana nemigangatho yokhuseleko lokutya kunye neemfuno zokusingqongileyo.
Ixesha lokuposa: Dec-10-2024