Sezvo vanhu vachinyanya kutarisisa kuchengetedzwa kwezvakatipoteredza uye budiriro inoenderera mberi, kushandiswa kwemapaipi mumaindasitiri akasiyana-siyana kwave kwakajairika. Zvisinei, mapaipi anowanzo sangana nemamiriro ezvinhu akaoma, akadai sekupisa kwakanyanya, kumanikidzwa kwakanyanya, uye ngura, zvichikonzera kukuvara kwakanyanya kwavari, zvichikonzera mari yakawanda yekugadzirisa uye, mune dzimwe nguva, tsaona kana njodzi dzezvakatipoteredza. Kuti vakunde matambudziko aya, mapaipi anogona kuputirwa nejira rekudzivirira sengeKupfeka kwe3LPEuye machira eFBE ekuwedzera kuramba kwavo ngura uye kuvandudza kugara kwavo kwenguva refu.
Kuputira kwe3LPE, ndiko kuti, kuputira kwepolyethylene kwezvikamu zvitatu, isystem yekuputira ine zvikamu zvakawanda ine fusion bonded epoxy (FBE) base layer, adhesive layer uye polyethylene topcoat layer. Sisitimu yekuputira ine resistance yakanaka yekuora, simba remakanika uye resistance yekukanganisa, zvichiita kuti ishandiswe zvakanyanya mumapaipi emafuta negasi,mapaipi emvura nedzimwe nzvimbo dzemaindasitiri uko mapaipi anosangana nemamiriro ekunze ane ngura.
Kuvhara kweFBE, kune rumwe rutivi, isystem yekuvhara ine coat imwe chete ine thermosetting epoxy powder coating inoshandiswa pamusoro pepombi. Sisitimu yekuvhara ine kunamira kwakanaka, kukwesha kwakanyanya uye kuramba kukanganiswa uye kuramba makemikari zvakanaka, zvichiita kuti ive yakakodzera kuchengetedzwa kwemapaipi mumaindasitiri akasiyana-siyana akadai semafuta negesi, mvura nekutakura.
Zvese zviri zviviri 3LPE coating neFBE coating zvinoshandiswa zvakanyanya muinjiniya yemapombi nekuda kwehunhu hwazvo hwakanaka hwekudzivirira. Zvisinei, huwandu hwekushandiswa kwadzo hunosiyana zvichienderana nemamiriro chaiwo ayo pombi inoda kugadzirisa.
Mumapaipi emafuta negasi, 3LPE coating inofarirwa nekuti inogona kuramba kukuvadza kwemafuta negasi, pamwe nekukanganiswa nekukweshana kwevhu rakatenderedza. Pamusoro pezvo, 3LPE coating inogonawo kuramba kupatsanurwa kwecathodic, kunova kuparadzaniswa kwecoating kubva pamusoro pesimbi nekuda kwe electrochemical reactions. Izvi zvakakosha zvikuru kumapaipi akachengetedzwa ne cathodically kubva mukuora.
In mapaipi emvura, FBE coating ndiyo sarudzo yekutanga nekuti inogona kudzivirira kugadzirwa kwebiofilm uye kukura kwebhakitiriya, izvo zvinogona kusvibisa kunaka kwemvura. FBE coating yakakodzerawo pamapaipi anofambisa zvinhu zvinokuvadza, zvakaita sejecha, matombo kana dhaka, nekuda kwekusapfeka zvakanaka.
Mupaipi yekufambisa, kuputira kwe3LPE kana FBE kunogona kushandiswa zvichienderana nemamiriro chaiwo ekufambisa. Kana paipi iri munzvimbo ine ngura, senge nzvimbo yegungwa, kuputira kwe3LPE kunosarudzwa nekuti kunodzivirira ngura yemvura yegungwa nezvisikwa zvemugungwa. Kana paipi iri munzvimbo dzine ngura dzakadai semaminerari kana matombo, kuputira kweFBE kunosarudzwa nekuti kunogona kupa kudzivirira ngura kuri nani pane kuputira kwe3LPE.
Muchidimbu, huwandu hwekushandiswa kwe3LPE coating uye FBE coating hunosiyana zvichienderana nemamiriro chaiwo emainjiniya emapaipi. Masisitimu maviri ekuputira ane zvakanakira nezvakaipira. Kusarudzwa kwesisitimu yekuputira kunofanirwa kufunga nezvezvinhu zvakasiyana-siyana zvakaita semhando yenzvimbo, tembiricha nekumanikidzwa kwepombi, uye nharaunda yakapoteredza. Nekuvandudzwa kuri kuramba kuchiitwa tekinoroji yepombi, tinotenda kuti pachava nemasisitimu ekuputira matsva uye anoshanda zvakanaka kuti azadzise zvinodiwa zviri kukura zvekudzivirira nekuchengetedzeka kwepombi.
Tine fekitori inodzivirira ngura inogona kugadzira 3PE coating, epoxy coating nezvimwewo. Kana muine mubvunzo ndapota taurai nesu.
Nguva yekutumira: Kurume-20-2023