Iingcebiso zokuthenga utshani bokwenziwa 1: isilika yengca
1. Izinto ezikrwada Izinto ezikrwada ezenziwe ngotshani olungeyonyani ikakhulu yipolyethylene (PE), ipolypropylene (PP) kunye nenylon (PA)
1. I-Polyethylene: Ivakala ithambile, kwaye inkangeleko yayo kunye nokusebenza kwayo kwezemidlalo kusondele kakhulu kwingca yendalo. Yamkelwe kakhulu ngabasebenzisi kwaye isetyenziswa kakhulu kwimarike.
2. I-Polypropylene: I-fiber yengca iqinile kwaye ilula ukuyinyibilikisa. Isetyenziswa ngokubanzi kwiinkundla zetenisi, kwiindawo zokudlala, kwiindlela zokubaleka okanye kwiimhlobiso, kwaye ukumelana kwayo nokuguguleka kubi kancinci kune-polyethylene.
3. I-Nylon: Yeyona nto iluhlaza yokuqala eyenziwe ngefayibha yengca yokwenziwa kwaye ikwayeyona nto iluhlaza ilungileyo. Amazwe aphuhlileyo afana ne-United States asebenzisa kakhulu ingca ye-nylon.
Iingcebiso zokuthenga utshani obungengobomntu2: Ezantsi
1. Uboya obulukiweyo obuyi-PP obuphantsi: buhlala ixesha elide, busebenza kakuhle ekulweni nokugqwala, bunamathela kakuhle kwiglu nakwingca, kulula ukuguga, kwaye ixabiso liphindwe kathathu kunelaphu elilukiweyo le-PP.
2. I-PP esezantsi elukiweyo: ukusebenza ngokubanzi, amandla okubopha abuthathaka
Ifayibha yeglasi esezantsi (igridi esezantsi): Ukusetyenziswa kwefayibha yeglasi nezinye izinto kunokunceda ukwandisa amandla ezantsi kunye namandla okubopha kwefayibha yengca.
3. I-PU ezantsi: inamandla kakhulu ekulweni nokwaluphala, ihlala ixesha elide; inamathela kakhulu kumgca wengca, kwaye inobuhlobo nokusingqongileyo kwaye ayinavumba, kodwa ixabiso liphezulu, ingakumbi iglue ye-PU engenisiweyo ibiza kakhulu.
4. Umzantsi olukiweyo: Umzantsi olukiweyo awusebenzisi iglu engasemva ukunamathela ngqo kwingcambu yefayibha. Lo mzantsi ungenza lula inkqubo yemveliso, ugcine izinto eziluhlaza, kwaye kwizinto ezibalulekileyo, unokuhlangabezana nemidlalo engavumelekanga yingca eqhelekileyo yokwenziwa.
Iingcebiso ezintathu zokuthenga utshani bokwenziwa: iglu
1. I-Butadiene latex yinto eqhelekileyo kwimarike yotyani bokwenziwa, isebenza kakuhle, ixabiso liphantsi, kwaye inyibilika ngamanzi.
2. Iglu yePolyurethane (PU) yinto esetyenziswa kwihlabathi liphela. Amandla ayo kunye namandla ayo okubopha aphindwe kaninzi kune-butadiene latex. Ihlala ixesha elide, inombala omhle, ayiboli kwaye ayigugi, kwaye inobuhlobo nokusingqongileyo, kodwa ixabiso layo libiza kakhulu, kwaye isabelo sayo semarike kwilizwe lam siphantsi.
Iingcebiso zokuthenga utshani obungeyonyani 4: Umgwebo wesakhiwo semveliso
1. Inkangeleko: umbala oqaqambileyo, izithole zengca eziqhelekileyo, ukugoba okufanayo, isithuba seenaliti esifanayo ngaphandle kokutsiba, ukuhambelana okuhle; ukufana ngokubanzi kunye nokuba tyaba, akukho mahluko ucacileyo wombala; iglu ephakathi esetyenzisiweyo ezantsi kwaye ingene ngasemva, akukho glue ivuzayo okanye yonakeleyo.
2. Ubude bengca eqhelekileyo: Ngokwesiseko, okukhona ibala lebhola ekhatywayo lide, kokukhona lingcono (ngaphandle kweendawo zokuzonwabisa). Ingca ende yangoku yi-60mm, esetyenziswa kakhulu kumabala ebhola ekhatywayo. Ubude bengca eqhelekileyo esetyenziswa kumabala ebhola ekhatywayo bumalunga ne-30-50mm.
3. Ubuninzi bengca:
Vavanya kwiimbono ezimbini:
(1) Jonga inani leenaliti zengca ezingasemva kwengca. Okukhona iinaliti zininzi kwimitha nganye yengca, kokukhona zingcono.
(2) Jonga isithuba esiphakathi kwemigca ukusuka ngasemva kwengca, oko kukuthi, isithuba esiphakathi kwemigca yengca. Okukhona isithuba esiphakathi kwemigca sixinene, kokukhona singcono.
4. Ubuninzi befayibha yengca kunye nobubanzi befayibha yefayibha. Iintambo zengca zezemidlalo eziqhelekileyo ziyi-5700, 7600, 8800 kunye ne-10000, oko kuthetha ukuba xa ubuninzi befayibha yengca buphezulu, kokhona umgangatho ungcono. Okukhona iingcambu zininzi kwiqela ngalinye lentambo yengca, kokukhona intambo yengca icocekile kwaye kokhona umgangatho ungcono. Ububanzi befayibha bubalwa kwi-μm (micrometer), ngokubanzi phakathi kwe-50-150μm. Okukhona ububanzi befayibha bukhulu, kokukhona bungcono. Okukhona ububanzi bukhulu, kokukhona intambo yengca iqinile kwaye kokukhona inganyangeki. Okukhona ububanzi befayibha buncinci, kokukhona ifana nephepha leplastiki elincinci, elinganyangekiyo. Isalathisi sefayibha ngokuqhelekileyo kunzima ukusilinganisa, ngoko ke iFIFA ngokubanzi isebenzisa isalathisi sobunzima befayibha.
5. Umgangatho wefayibha: Okukhona ubunzima bobude beyunithi efanayo bukhulu, kokukhona intambo yengca ingcono. Ubunzima befayibha yengca bulinganiswa ngobuninzi befayibha, buchazwa kwi-Dtex, kwaye buchazwa njenge-1 gram kwi-10,000 yeemitha zefayibha, ebizwa ngokuba yi-1Dtex.Ubunzima bomsonto wengca bukhulu ngakumbi, okukhona intambo yengca ityebile, kokukhona intambo yengca ikhula, kokukhona imelana nokuguguleka kwayo, kwaye okukhona intambo yengca ikhula, kokukhona ixesha lokusebenza lide. Njengoko intambo yengca inzima, kokukhona ixabiso liphezulu, kubalulekile ukukhetha ubunzima bengca obufanelekileyo ngokweminyaka yabadlali kunye nobuninzi bokusetyenziswa kwayo. Kwiindawo zemidlalo ezinkulu, kucetyiswa ukusebenzisa ingca elukiweyo ngentambo yengca enobunzima obungaphezulu kwe-11000 Dtex.
Ixesha leposi: Julayi-18-2024
