Kwimveliso yeentambo, ukukhethwa kwezinto zokwambathisa izinto kuchaphazela ngokuthe ngqo ukusebenza kwemveliso, ubomi benkonzo, kunye nokhuseleko lokusebenza. Izinto zokwambathisa izinto ezisetyenziswa kakhulu namhlanje ziquka iPolyvinyl Chloride (PVC), iPolyethylene (PE), kunye neCross-linked Polyethylene (XLPE). Ngenxa yezakhiwo zazo ezahlukeneyo zeemolekyuli kunye neempawu zezinto, nganye ifanelekile kwiimeko ezahlukeneyo zokusetyenziswa.
1. Ukufakwa kwePolyvinyl Chloride (PVC)
I-PVC yenye yezona zinto zisetyenziswa kakhulu ekugqumeni intambo, eyaziwa ngokuba namandla ayo oomatshini, ukulula kokuyicubungula, kunye nokuxhathisa kakuhle ii-asidi kunye ne-alkali. Ngokufaka izongezo ezithintela ilangatye kwifom yayo, ugqumi lwe-PVC lunokufezekisa ukusebenza okusebenzayo kokugquma ilangatye, okulwenza lufaneleke kwiintambo kunye neentambo ezisetyenziswa ngokubanzi.
Ngokuxhomekeke ekubeni lukhuni kangakanani, i-PVC eguquguqukayo isetyenziswa kakhulu kwiileya zokufaka izinto ezigqumayo, ngelixa i-PVC eqinileyo isetyenziswa njenge-cable sheathing. Kufuneka kuqatshelwe ukuba ubushushu obusebenzayo obuvumelekileyo bexesha elide (ubushushu bomqhubi) kwiintambo ezigqumayo zePVC buqhele ukuba yi-70 °C, kwaye iPVC inokuvelisa umsi oxineneyo xa itshayiswa emlilweni.
2. Ukufakwa kwePolyethylene (PE)
Ukufakwa kwe-PE kuphawulwa ziimpawu zayo zombane ezibalaseleyo, kubandakanya ukungaguquguquki kwe-dielectric ephantsi, ukulahleka kwe-dielectric ephantsi, kunye nokumelana nomthamo ophezulu, okwenza ukuba ifaneleke ngokukodwa ukuhanjiswa kwesignali ye-frequency ephezulu. Ukongeza, i-PE ibonisa ukusebenza okuhle kakhulu kubushushu obuphantsi kunye nozinzo lweekhemikhali.
Iintambo ezifakwe i-PE zisetyenziswa kakhulu kwiintambo zonxibelelwano lwedatha, iintambo ze-coaxial, kunye neentambo zamandla eziphantsi ukuya kweziphakathi. Ubushushu obusebenzayo obuvumelekileyo bexesha elide (ubushushu bomqhubi) bokugquma i-PE buhlala buyi-70 °C.
3.I-Polyethylene edityanisiweyo (XLPE)Ukuvala ubushushu
I-XLPE sisixhobo sokulungisa ubushushu esiveliswa ngokudityaniswa ngokweekhemikhali okanye ngokwasemzimbeni kwesakhiwo semolekyuli esithe ngqo se-PE kwinethiwekhi enamacala amathathu. Le nkqubo yokudibanisa iphumela ekuphucukeni okukhulu ekusebenzeni kwezinto.
Ukufakwa kwe-XLPE kubonelela:
Ubushushu bokusebenza obuvumelekileyo bexesha elide bunyuke bafikelela kwi-90 °C
Ukumelana nobushushu obufutshane ukuya kuthi ga kwi-250 °C
Amandla oomatshini aphuculweyo kunye nokumelana okuphuculweyo nokuqhekeka koxinzelelo lokusingqongileyo
Kwangaxeshanye, i-XLPE igcina iipropati zombane ezibalaseleyo ze-PE. Ngenxa yoko, i-XLPE ibe yeyona nto ikhethwayo yokukhusela iintambo zombane eziphakathi neziphezulu, iintambo zamandla amatsha, kunye nokusetyenziswa kwemizi-mveliso eneemeko zokusebenza ezinzima.
4. Isikhokelo sokukhetha isicelo
I-PVC-iintambo ezifakwe i-insulation: Zingabizi kwaye ziyasebenza, zifanelekile kwiintambo zesakhiwo sangaphakathi, iintambo zolawulo oluqhelekileyo, kunye nezinye iindawo eziqhelekileyo ezomileyo.
Iintambo ezifakwe i-PE: Ukusebenza kakuhle kombane, kulungele unxibelelwano lwedatha, ukuhanjiswa kwesignali, kunye nokusetyenziswa okufuna iimpawu ezizinzileyo ze-capacitance.
Iintambo ezifakwe i-XLPE: Ukusebenza okuphezulu okugqibeleleyo, okucetyiswayo kwiinethiwekhi zomgogodla wokuhambisa umbane, iindawo ezinobushushu obuphezulu, iimeko ezifumileyo, kunye nokusetyenziswa kwemizi-mveliso eneemfuno zokuthembeka okuphezulu kakhulu.
Kwizicelo zobunjineli ezisebenzayo, ukukhethwa kwezinto zokwambathisa kufuneka kuthathele ingqalelo ubushushu bokusebenza, iimeko zokusingqongileyo, iiparameter zombane, iimfuno zoomatshini, kunye nohlahlo lwabiwo-mali lweendleko. Ngokuqhubeka nophuhliso lobuchwepheshe kunye nemveliso enkulu, umlinganiselo weendleko nokusebenza kweentambo ze-XLPE uyaqhubeka nokuphucuka, nto leyo ekhokelela kuluhlu lwazo lokusetyenziswa olwandayo.
Ngathi
Njengomthengisi wezixhobo zekhebula oqeqeshiweyo, i-ONE WORLD iseke imigca epheleleyo yemveliso yee-PE, XLPE, kunye nee-PVC insulation compounds, ezixhaswa zizixhobo zovavanyo eziphambili ezifana neeMelt Flow Rate Testers, iiHot Set / Heat Elongation Testers, kunye neeHigh-Voltage Breakdown Test Systems, ezibonelela ngesiseko esiqinileyo sehardware sokuqinisekisa umgangatho wemveliso.
Sisebenzise inkqubo yolawulo lomgangatho engqongqo, esebenza ngokupheleleyo equka ukukhethwa kwezinto eziluhlaza, ulawulo lwemveliso, kunye nokuhlolwa kokugqibela kwemveliso. Ngokusebenzisa iinkqubo zokondla ezichanekileyo ze-gravimetric kunye nokujonga kwi-intanethi ngexesha langempela, siqinisekisa ukuhambelana kunye nozinzo kuzo zonke iiparameter zokusebenza eziphambili. Zonke iimveliso zipakishwe kusetyenziswa ukupakisha i-aluminiyam-plastiki vacuum okumelana nokufuma ukugcina ukuthembeka kwezinto ngexesha lokugcina kunye nokuthuthwa.
Izixhobo zethu zokwambathisa zihambelana ngokungqongqo ne-GB/T 15065 kunye neminye imigangatho yesizwe efanelekileyo. Sizimisele ukubonelela ngezisombululo zekhebula ezithembekileyo, ezikhuselekileyo, nezisebenza kakuhle zokuhambisa umbane, ukuvelisa amandla ahlaziyekayo, ubunjineli bonxibelelwano, kunye noluhlu olubanzi lwezicelo zoshishino.
Ixesha lokuposa: Jan-30-2026