Ama-cable compound e-silane-crosslinked polyethylene (XLPE) aluhlobo lokufakwa kwe-thermoset okusetshenziswa kuma-cable kagesi. Akhiqizwa ngama-molecule e-polyethylene axhumanisa ngamakhemikhali kusetshenziswa ama-composition e-silane, aguqula isakhiwo sama-molecule esiqondile se-polyethylene sibe inethiwekhi enezinhlangothi ezintathu. Le nqubo ithuthukisa ukuzinza kokushisa kwezinto, amandla omshini, kanye nezakhiwo zikagesi, okwenza zifanelekele izinhlelo ezahlukene, kusukela ekudlulisweni kwamandla aphansi kuya kwaphezulu kuya ezinhlelweni zezimoto.
Ukukhiqizwa kwezinto zokwakha ikhebula ze-silane-crosslinked polyethylene (XLPE) kubhekene nezinselele zobuchwepheshe ezibalulekile, okuhlanganisa ukulawulwa kokuxhumanisa ngaphambi kokuxhumanisa, ukwenza ngcono ukuncipha kokushisa, ukulungiswa kwekristalu, kanye nokuqina kwenqubo. Intuthuko yakamuva kwezesayensi yezinto ezibonakalayo kanye nezindlela zokukhiqiza ibhekana nalezi zithiyo, ithuthukisa kakhulu ikhwalithi yomkhiqizo kanye nemikhiqizo yokucubungula.
1. Ukunciphisa Ukuxhumanisa Ngaphambi Kokusha Nokushisa
Inselele:Enqubweni yeSioplas, ukuchayeka komswakama ngesikhathi sokuxuba nokukhipha izingxenye A no-B kungabangela ukusabela kwe-hydrolysis kanye nokujiya ngaphambi kwesikhathi. Lokhu kuholela ekuxhumeni okungalawulwa kwangaphambi kokuxhumanisa, okuholela ekuqineni okukhulu kokuncibilika, ukugeleza okungekuhle, izindawo ezimahhadlahhadla, kanye nezakhiwo zokuvikela ezithintekile njenge-voltage ephansi yokuqhekeka.
Isixazululo:
Ukuhlanganiswa Kokwengeza Kokugcoba:Ukuhlanganisaama-masterbatches asekelwe ku-silicone, njengeIsithasiselo sokucubungula esisekelwe ku-silicone sika-SILIKEI-LYPA-208C, ithuthukisa ukugeleza kokuncibilika ngempumelelo, inciphisa ukunamathela kokuncibilika ezikulufini nasezifeni, futhi ivimbela ngempumelelo ukuxhumanisa ngaphambi kokushintshana ngaphandle kokuthinta ikhwalithi yokugcina yokuxhumanisa.
Isithasiselo se-silicone LYPA-208Cinokusebenza okuqinile kokulwa nokuxhumanisa ngaphambi kokuxhumanisa ngaphandle kokuthinta ikhwalithi yokugcina yokuxhumanisa.
I-Silicone masterbatch LYPA-208C isusa izinkinga zobuso ezifana “nesikhumba sikashaka” futhi ithuthukisa ukushelela kobuso
Isithasiselo esisekelwe ku-silicone i-LYPA-208C sinciphisa kakhulu i-torque yokukhipha futhi sivimbele ukugcwala kwenjini
Izithasiselo zeSiloxane LYPA-208Ckuthuthukisa ukuzinza komugqa we-extrusion kanye nesilinganiso sokuphuma
Ukuthuthukiswa kwe-Temperature Gradient:Ukusebenzisa amazinga okushisa ebhareli le-extrusion elihlukaniswe ngezigaba phakathi kuka-140°C no-180°C kusiza ekunciphiseni ukushisa ngokweqile kwendawo. Ukunciphisa isikhathi sokuhlala ezindaweni ezinokushisa okuphezulu kunciphisa kakhulu ingozi yokuxhumanisa ngaphambi kwesikhathi.
Ukucubungula Okunezinyathelo Ezimbili:Ukusebenzisa indlela enezinyathelo ezimbili, lapho i-silane ixhunyelelwa khona kwi-polyethylene ngaphambi kokukhipha, kunciphisa ukucindezeleka okuhlobene nokukhipha okusemgqeni, ngaleyo ndlela kunciphisa amathuba okuxhumanisa ngaphambi kwesikhathi ngesikhathi sokukhipha uma kuqhathaniswa nezindlela zesinyathelo esisodwa.
2. Ukuthuthukiswa Kokusebenza Kokuncipha Kokushisa
Inselele:Ukuncipha okukhulu kwezingqimba zokushisa kuyingozi ekuguqukeni kwesakhiwo kanye nokwehluleka kukagesi, okuhlobene nokuqondiswa kwekristalu kanye nokuguquguquka kokupholisa.
Izixazululo:
Izinhlelo Zokupholisa Ezinezigaba Eziningi:Ukusebenzisa uchungechunge lwezigaba zokupholisa zamanzi ashisayo, afudumele, nabandayo kunciphisa amazinga okwakheka kwamakristalu, kuphatha ngempumelelo ukuthambekela kokushisa nokunciphisa ukuncishiswa.
Ukulungiswa Kwepharamitha Yokunwebeka: Ukusebenzisa ama-extruder anobude obude kuya kububanzi obuphezulu (≥30:1) kwandisa isikhathi sokugcinwa kokuncibilika, kucindezela ukwakheka kwekristalu okungafuneki. Ukusebenzisa ukucindezela kuyafa kwezintambo ezincane (≤6mm²) kunciphisa ukwakheka kwekristalu okubangelwa ukuqondiswa, okulawula kakhulu ukuncipha.
Ukukhethwa Kwezinto:Ukusebenzisa i-polyethylene exhunywe nge-silane enezinyathelo ezimbili kuvumela ukulawula okuhle kakhulu ekuziphatheni kwe-crystallization, okufaka isandla ekuthuthukisweni kokuqina kokushisa.
3. Ukulinganisela Ubukristalu Nezakhiwo Zemishini
Inselele:Ukucwebezela okuphezulu kubangela ukubuthaka, kuyilapho ukucwebezela okunganele kunciphisa ukumelana nokushisa.
Izixazululo:
Ukulawula Izinga Lokushisa Elincibilikayo:Ukuphakamisa amazinga okushisa okuncibilika ku-190°C–210°C ngezikhathi zokuhlala ezinde kunciphisa ukwakheka kwekristalu, yize ukuphathwa ngokucophelela kuyadingeka ukuvimbela ukuhlangana kwangaphambi kwesikhathi.
Umklamo we-Catalyst Masterbatch:Ukusebenzisa i-extrusion enama-screw amabili kuqinisekisa ukusabalala okufanayo kwama-catalyst e-organotin, okwenza ngcono ukusebenzisana phakathi kokuxhumanisa kanye ne-crystallinity ukuze kuthuthukiswe izakhiwo zemishini.
4. Ukuthuthukisa Ukuzinza Kwenqubo
Inselele:Ukuzwela ekushintsheni kwenqubo kubangela ukungazinzi kwengcindezi yokukhipha kanye nokukhubazeka kobuso.
Izixazululo:
Ukuthuthukiswa Kwemishini:Ukusebenzisa izinhlelo zokuxuba izigubhu ezinamakhoni amabili kuqinisekisa ukusabalala okufanayo kwezithasiselo ze-silane, kanye nobude bokuxuba obudlula amahora angu-2.5 ukuze kufezwe ukuvumelana okuhle kakhulu.
Ukuqapha Kwangempela:Ukuqapha okuqhubekayo kwamandla esikulufo kanye nesivinini sokujikeleza kuvumela ukulungiswa okusheshayo kwezilungiselelo zokushisa kanye nezinqubo zokuhlanza isikhunta, kugcina izimo zokucubungula zizinzile.
Izitayela Zemboni kanye Nombono Wesikhathi Esizayo Wokukhiqizwa Kwekhebula le-XLPE
Ukuhlanganiswa kokucubungula okunezinyathelo ezimbili kuhlanganiswe nezithasiselo ezisebenzayo, njenge-masterbatches esekelwe ku-silicone, kuvele njengesu elihamba phambili lokunqoba izinselele zokucubungula ekukhiqizweni kwekhebula le-XLPE. Lokhu kusungulwa kubikwa ukuthi kukhuphule isivuno sokukhiqiza ngamaphesenti angaphezu kuka-10 ~ 20% ekusetshenzisweni kokuhlola, okuthuthukisa ukuthembeka kwekhebula le-XLPE emikhakheni yokudlulisa amandla kanye neyezimoto. Uma sibheka phambili, abakhiqizi bagxile ocwaningweni nasekuthuthukisweni kobuchwepheshe bokupholisa obuguquguqukayo kanye nokulawula izinqubo ezihlakaniphile ukuze kuthuthukiswe ukusebenza kwezinto ze-XLPE, kuhlangatshezwane nesidingo esikhulayo sekhebula elisebenza kahle kakhulu.
Ngokwamukela lawa maqhinga okucubungula athuthukile kanye nokusungula izinto ezintsha, abakhiqizi bangathuthukisa kakhulu ukusebenza kahle kanye nekhwalithi yokukhiqizwa kwekhebula le-XLPE, baqinisekise ukulethwa kwemikhiqizo emihle kakhulu ehlangabezana nezidingo ezishintshayo zezicelo zikagesi zesimanje.
For the method to optimize XLPE cable processing and surface performance, contact SILIKE Tel: +86-28-83625089 or via email: amy.wang@silike.cn, or visit the website www.siliketech.com to learn more. Chengdu SILIKE Technology Co., Ltd – A pioneering Chinese silicone additive specialist with many years of expertise in wire and cable compounds.
Vula umkhiqizo ophezulu kanye nokusebenza kahle kwekhebula—khethaIzinsiza Zokucubungula ze-SILIKE Silicone zezixazululo zakho ze-XLPE Cables compounds.
Kungakhathaliseki ukuthi uhlose ukuthuthukisa ukusebenza kahle kokukhiqiza, ukuvimbela ukuxhumanisa kwangaphambili ku-XLPE, ukususa amaphutha ebusweni njenge-"shark skin", ukuthuthukisa ubuhle bendawo, noma ukunciphisa isikhathi sokungasebenzi, i-SILIKE Silicone Masterbatches inikeza umkhawulo wokusebenza okudingayo kumugqa wekhebula le-XLPE.
Isikhathi sokuthunyelwe: Ephreli-10-2025
