Intshayelelo kwi-Low Smoke PVC Wire kunye neCable Compounds
Iintambo ze-PVC (iPolyvinyl Chloride) kunye neekhompawundi zentambo ezinomsi omncinci zizinto ezikhethekileyo ze-thermoplastic ezenzelwe ukunciphisa umsi kunye nokukhutshwa kwegesi enobuthi ngexesha lokutsha. Oku kuzenza zibe lukhetho olubalulekileyo kwizicelo apho ukhuseleko lomlilo luphambili. Ezi khompawundi zisetyenziselwa ukufudumala kunye nokugquma iintambo zombane, zibonelela ngeempawu eziphambili:
Ulwakhiwo:Iikhompawundi zePVC ezinomsi omncinci zenziwe ngokudibanisa i-resin yePVC, ii-plasticizers (ezifana ne-dioctyl phthalate kunye ne-tri-2-ethylhexyl trimellitate), izinto ezithintela ilangatye (umz., i-antimony trioxide, i-aluminium trihydrate, kunye ne-zinc borate), izinto ezizinzisayo (ezisekelwe kwi-calcium/zinc), izinto zokuzalisa (i-calcium carbonate), kunye nezinto zokuthambisa.
Iipropati zomsi ophantsi:Ngokungafaniyo ne-PVC eqhelekileyo, enokunciphisa ukubonakala ukuya kuthi ga kwi-90% kwimizuzu engama-30 kuphela ngenxa yomsi omninzi, iikhompawundi ze-PVC ezinomsi omncinci zenzelwe ukuhlangabezana nemigangatho yokhuseleko efana ne-BS EN 61034. Ezi khompawundi zivumela ubuncinci ukuhanjiswa kokukhanya kwe-60% ngexesha lokutsha, nto leyo ephucula kakhulu ukhuseleko.
Ukuthintela ilangatye: I-PVC ngokwendalo ineempawu zokungatshisi ilangabi ngenxa yomxholo wayo we-chlorine, ophuculwa ngezongezo ezongezelelweyo zokungatshisi ilangabi. Ezi zinto zihambelana nemigangatho engqongqo efana ne-IEC 60332-1-2, UL VW1, kunye ne-E84 (isalathisi sokusasazeka kwelangabi <25, isalathisi esiphuhliswe ngumsi <50).
Izicelo:Isetyenziswa rhoqo kwiindawo ezinobungozi obukhulu ezifana namaziko edatha, iitonela, iinqwelomoya, iinqwelo zikaloliwe, kunye nezakhiwo zikawonke-wonke, ucingo lwePVC olunomsi omncinci kunye neentambo zibalulekile ekunciphiseni iingozi ezinxulumene nomsi kunye nomsi onobuthi xa kutsha.
Imingeni Eqhelekileyo Yokucubungula kunye Nezisombululo Zeekhompawundi Zeentambo ZePVC Ezinomsi Ophantsi Neentambo
Ukucubungula iikhompawundi ze-PVC ezinomsi omncinci kubandakanya ukulawula imingeni eyahlukeneyo, ingakumbi ngenxa yokwenziwa kwazo okuntsonkothileyo. Ngezantsi, sixoxa ngezinye zeengxaki zokucubungula eziqhelekileyo kunye nezisombululo zazo:
1. Umxholo Ogcweleyo Okhokelela Ekuhambeni Okubi Nokushukuma Okuphezulu
Umngeni:Ukuze kufumaneke iimpawu eziphantsi zomsi, iikhompawundi zePVC zihlala ziqulathe amanqanaba aphezulu ezizalisi ezingaphiliyo ezifana ne-aluminium trihydrate (ATH) okanye i-magnesium hydroxide (Mg(OH)₂) — ngesiqhelo ziyi-20-60% ngobunzima. Ngelixa ezi zalisi zinciphisa umsi nelangatye, zinokunyusa i-viscosity, zinciphise ukuhamba kwamanzi, kwaye zibangele ukuguguleka kwezixhobo.
Izisombululo:
Faka izixhobo zokucoca ezifana nezinto zokuthambisa zangaphakathi/zangaphandle (umz., i-calcium stearate, ii-polyethylene waxes, okanyeizongezo ze-silicone) kwi-0.5-2.0 phr ukunciphisa i-viscosity nokuphucula ukuhamba kwamanzi.
Sebenzisa ii-extruders ezine-L/D ephezulu ukuze uphucule ukuxuba kunye nokusasazwa kwe-filler.
Sebenzisa iinkqubo zokuxova nge-kneader ezine-conical force feeding ukuqinisekisa ukuba i-combination iyafana.
Khetha izizalisi ezinobukhulu beesuntswana ezilawulwayo kunye nonyango lomphezulu ukuphucula ukuhambelana kunye nokunciphisa ukurhawuzelelwa.
2. Uzinzo lobushushu
Umngeni:I-PVC inokonakala ngexesha lokucubungula, ingakumbi xa inezinto ezininzi zokuzalisa kunye nemithwalo ethintela ilangabi, ikhuphe igesi ye-hydrogen chloride (HCl) ekhokelela ekuwohlokeni kwezinto, ekutshintsheni kombala, nasekuboleni kwezixhobo.
Izisombululo:
Yongeza izinto zokuqinisa ubushushu ezifana neziqinisi ezisekwe kwi-calcium/zinc kwi-2-4 phr ukuze unciphise i-HCl kwaye uthintele ukubola.
Sebenzisa ioyile yesoya efakwe i-epoxidized (ESO) njengesizinzisi esidibeneyo sokuphucula ubushushu kunye nokuzinza kwefoto.
Lawula amaqondo obushushu okucubungula ngokuchanekileyo (160-190°C) ukuze uphephe ukugqithisa kakhulu.
Faka ii-phenolic antioxidants (umz., iBisphenol A kwi-0.3-0.5%) ukuze womeleze uxhathiso lokwaluphala ngexesha lokucubungula.
3. Ukufuduka kwePlasticizer
Umngeni:Iiplastiki ezisetyenziselwa ukuphucula ukuguquguquka zinokuhamba phantsi kobushushu obuphezulu (umz., kwiindawo zolwazi), nto leyo ekhokelela ekwakhekeni kweentsalela ezinokuphazamisana nokudluliselwa kwesignali okanye zinciphise ubude bexesha leentambo.
Izisombululo:
Sebenzisa iiplastiki zepolymeric ezingafudukiyo endaweni yezo ze-monomeric (umz., i-DOP, i-DINP) ukunciphisa ukufuduka.
Phuhlisa iifomyula zeplenum "ezingenalo ulwelo", njengoko zaqalwa yi-OTECH, ukuthintela ukufuduka kwe-plasticizer kwiindawo ezinobushushu obuphezulu.
Khetha izinto zokufaka iplastiki ezifana ne-TOTM, eziguquguqukayo kancinci kwaye zilungele ukusetyenziswa kumaqondo obushushu aphezulu.
4. Ukulinganisela Ukuthintela Ilangatye kunye nokuCima Umsi
Umngeni:Ukwandisa ukulibaziseka komlilo ngokusebenzisa izongezo ezifana ne-antimony trioxide (3-5%) okanye ii-brominated compounds (12-15%) kunokunyusa ukukhutshwa komsi, okwenza kube nzima ukulinganisela zombini iimpawu. Ngokufanayo, izizalisi ezifana ne-calcium carbonate zinokunciphisa umsi kodwa zinokunciphisa i-oxygen index, nto leyo echaphazela ukulibaziseka komlilo.
Izisombululo:
Sebenzisa iindibaniselwano ezisebenzisanayo zokurhoxisa ilangatye (umz., i-ATH ene-zinc borate) ukuze uphucule ukurhoxiswa komlilo kunye nokucinywa komsi. Umzekelo, i-ATH ikhupha umphunga wamanzi ukuze iphazamise ukutsha kwaye yenze umaleko we-char okhuselayo, onciphisa umsi.
Nciphisa umthwalo weCaCO₃ ube yi-20-40 phr ukuze kubekho ibhalansi phakathi kweendleko, ukucima umsi, kunye nokungakhawulezi komlilo, njengoko ubuninzi obugqithisileyo bunokunciphisa i-oxygen index.
Hlola iindlela ze-PVC ezidityanisiweyo, ezifana ne-radiation cross-linked PVC, ukuphucula ukubambezeleka komlilo ngaphandle kokuxhomekeka kakhulu kwizithako ze-halogenated.
5. Ubuchule bokuSebenza kunye noMgangatho woMphezulu
Umngeni:Ubuninzi bokugcwalisa kunye nomxholo wokongeza izinto kunokubangela ukuba umphezulu ungagqitywa kakuhle, ukuvuza kwamanzi, kunye nokukhupha okungahambelaniyo, nto leyo echaphazela inkangeleko kunye nokusebenza kwemveliso yekhebula lokugqibela.
Izisombululo:SebenzisaUmgubo we-silicone we-SILIKE LYSI-100AOkuisongezo esisekelwe kwi-siliconeisetyenziswa kakhulu njengeisongezo esisebenzayo sokucubungula i-lubricantkwiinkqubo ze-resin ezihambelana ne-PVC ukuphucula iipropati zokucubungula kunye nomgangatho womphezulu. Ezifana nokuhamba kakuhle kwe-resin, ukuzaliswa kunye nokukhululwa kwesikhunta, i-torque encinci ye-extruder, kunye ne-coefficient ephantsi yokungqubana, i-mar enkulu, kunye nokumelana nokukrala...
1) Iikhompawundi zentambo zePVC ezinomsi omncinci kunye neentambo: ukukhupha okuzinzileyo, uxinzelelo oluncinci lokufa, umphezulu ogudileyo wentambo kunye nentambo.
2) Ucingo lwe-PVC kunye nentambo ezingqubanayo eziphantsi: I-Coefficient ephantsi yokungqubana, imvakalelo egudileyo ehlala ixesha elide.
3) Imveliso yePVC enganyangekiyo ekukrweleni: Ayikhubeki, njengakwii-PVC shutters.
4) Iiprofayili zePVC: ukuzaliswa ngcono kwesikhunta kunye nokukhululwa kwesikhunta, akukho flash yesikhunta.
5) Umbhobho wePVC: isantya sokukhupha esikhawulezayo, i-COF enciphileyo, ukugudiswa komphezulu okuphuculweyo, kunye neendleko ezigciniweyo.
Ukuba ujongene nemingeni yokucubungula i-PVC compound kunye neziphene zomphezulu, okanye unengxaki yokucubungula ucingo kunye neentambo zePVC ezingasebenzisi msi kakhulu, zamaI-LYSI-100A Silicone Powder yokukhupha izinto ngokutyibilikayo kunye nokusebenza kakuhle.
For help locating specific information about a particular product, you can contact us at Tel: +86-28-83625089 / +86-15108280799, via email: amy.wang@silike.cn, or visit our website www.siliketech.com to discover how SILIKE can solve your PVC wire and cable production challenges related to processing properties and surface quality. We offer solutions including:
Phucula Umgangatho Womphezulu Kwiikhompawundi zePVC Ezingenamsi Uphantsi
Phucula i-PVC Cable Extrusion ngeSilicone Powder
Uncedo Lokucubungula Iikhompawundi zePVC Ukunciphisa Ukungqubana
Khulisa ukusebenza kakuhle kwe-PVC Wire kunye neCable Extrusion
Phucula ukuhamba kakuhle kwePVC Compound ukuze kukhawuleziswe ukukhutshelwa ngaphandle
Izongezo zeSilicone zokuphucula ukusebenza kakuhle kwe-PVC
Khulisa ukusebenza kwe-PVC Cable Compound ngeSilicone Masterbatch
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Ixesha leposi: Meyi-09-2025
