Cov tshuaj sib xyaw ua ke ntawm Silane-crosslinked polyethylene (XLPE) cable yog ib hom thermoset rwb thaiv tsev siv rau hauv cov xov hluav taws xob. Lawv tau tsim los ntawm kev sib txuas ntawm cov tshuaj polyethylene siv cov tshuaj silane, uas hloov cov qauv molecular ntawm polyethylene mus rau hauv lub network peb-seem. Cov txheej txheem no ua rau cov khoom siv thermal stability, lub zog mechanical, thiab cov khoom hluav taws xob zoo dua, ua rau nws haum rau ntau yam kev siv, los ntawm qis mus rau siab voltage fais fab kis mus rau automotive systems.
Kev tsim cov khoom siv silane-crosslinked polyethylene (XLPE) cable compound ntsib teeb meem tseem ceeb, suav nrog kev tswj hwm ua ntej crosslinking, kev ua kom zoo dua thermal shrinkage, kev hloov kho crystallinity, thiab kev ruaj khov ntawm cov txheej txheem. Cov kev nce qib tsis ntev los no hauv kev tshawb fawb txog cov ntaub ntawv thiab cov txheej txheem tsim khoom tau daws cov teeb meem no, ua rau cov khoom zoo dua thiab cov txiaj ntsig ua tiav zoo dua.
1. Kev Ua Ntej Crosslinking thiab Kev Txo Qhov Kub
Kev Sib Tw:Hauv cov txheej txheem Sioplas, kev raug dej noo thaum lub sijhawm sib xyaw thiab extrusion ntawm Qhov A thiab B tuaj yeem ua rau muaj kev hydrolysis thiab condensation reactions ua ntej lub sijhawm. Qhov no ua rau tsis tswj tau pre-crosslinking, ua rau muaj viscosity yaj ntau dua, tsis muaj dej ntws zoo, cov nplaim tsis zoo, thiab cov khoom rwb thaiv tsev tsis zoo xws li qis dua qhov hluav taws xob tawg.
Kev daws teeb meem:
Kev Sib Koom Ua Ke ntawm Cov Khoom Siv Ntxiv rau Lubricant:Kev koom ua kecov masterbatches ua los ntawm silicone, xws liSILIKE cov khoom siv ua cov khoom siv siliconeLYPA-208C, ua kom zoo dua cov dej ntws yaj, txo cov nplaum yaj rau cov ntsia hlau thiab tuag, thiab tiv thaiv kev sib txuas ua ntej yam tsis cuam tshuam rau qhov zoo ntawm kev sib txuas zaum kawg.
Cov khoom siv silicone LYPA-208Cmuaj kev ua tau zoo tiv thaiv kev sib txuas ua ntej yam tsis cuam tshuam rau qhov zoo ntawm kev sib txuas zaum kawg.
Silicone masterbatch LYPA-208C tshem tawm cov qhov tsis zoo ntawm qhov chaw xws li "daim tawv nqaij ntses" thiab ua kom qhov chaw du.
Cov khoom siv silicone LYPA-208C txo qhov extrusion torque thiab tiv thaiv kev thauj khoom ntawm lub cev muaj zog
Cov Khoom Siv Siloxane LYPA-208Cua rau cov kab extrusion ruaj khov thiab cov zis tawm sai dua
Kev Txhim Kho Qhov Kub thiab Txias:Kev siv qhov kub ntawm lub thoob extrusion uas faib ua ntu ntawm 140 ° C thiab 180 ° C pab txo qhov kub hnyiab hauv zos. Kev txo lub sijhawm nyob hauv thaj chaw kub siab ua rau txo qhov kev pheej hmoo ntawm kev sib txuas ua ntej lub sijhawm.
Kev Ua Ob Kauj Ruam:Siv ob txoj kev, qhov twg silane raug grafted rau ntawm polyethylene ua ntej extrusion, txo qhov kev nyuaj siab cuam tshuam nrog in-line grafting, yog li txo qhov yuav ua rau muaj kev sib txuas ua ntej thaum lub sijhawm extrusion piv rau ib kauj ruam.
2. Kev Ua Haujlwm Zoo Tshaj Plaws ntawm Thermal Shrinkage
Kev Sib Tw:Kev ntsws ntawm cov txheej rwb thaiv tsev ntau dhau ua rau muaj kev hloov pauv ntawm cov qauv thiab kev puas tsuaj ntawm hluav taws xob, uas txuas nrog kev taw qhia ntawm crystalline thiab kev ua kom txias.
Cov Kev Daws Teeb Meem:
Cov Tshuab Txias Ntau Theem:Siv cov dej kub, dej sov, thiab dej txias ua ke ua rau cov crystallization qeeb qeeb, tswj tau qhov thermal gradients thiab txo qhov shrinkage.
Kev Kho Kom Zoo Dua ntawm ExtrusionSiv cov extruders uas muaj qhov ntev thiab txoj kab uas hla (≥30:1) ua kom lub sijhawm yaj ntev dua, tiv thaiv kev siv crystallization tsis xav tau. Siv cov pwm nias rau cov cables me dua (≤6mm²) txo qhov kev taw qhia ua rau crystallization, thiab tswj kev ntsws ntxiv.
Kev Xaiv Khoom Siv:Kev siv ob kauj ruam silane-crosslinked polyethylene tso cai rau kev tswj hwm zoo dua ntawm tus cwj pwm crystallization, pab txhawb rau kev ruaj khov thermal zoo dua.
3. Kev Sib Npaug ntawm Crystallinity thiab Mechanical Properties
Kev Sib Tw:Kev siv crystallinity siab ua rau brittleness, thaum tsis txaus crystallization ua rau tsis muaj zog thermal.
Cov Kev Daws Teeb Meem:
Kev Tswj Kub Yaj:Kev ua kom qhov kub ntawm cov yaj nce mus txog 190 ° C–210 ° C nrog lub sijhawm nyob ntev dua yuav txo qhov kev sib xyaw ua ke ntawm cov siv lead ua ke, txawm hais tias kev tswj hwm zoo yog qhov tsim nyog los tiv thaiv kev sib txuas ua ntej lub sijhawm.
Tsim Catalyst Masterbatch:Siv cov twin-screw extrusion ua kom muaj kev sib kis ntawm cov catalysts organotin, ua kom zoo dua qhov kev sib cuam tshuam ntawm crosslinking thiab crystallinity los txhim kho cov khoom siv kho tshuab.
4. Txhim Kho Kev Ruaj Ntseg ntawm Cov Txheej Txheem
Kev Sib Tw:Kev nkag siab rau qhov kev hloov pauv ntawm cov txheej txheem ua rau muaj kev tsis ruaj khov ntawm lub siab extrusion thiab qhov tsis zoo ntawm qhov chaw.
Cov Kev Daws Teeb Meem:
Kev Txhim Kho Khoom Siv:Kev siv cov txheej txheem sib tov ob lub khob hliav qab ua kom muaj kev sib xyaw ua ke ntawm cov tshuaj silane, nrog rau lub sijhawm sib tov tshaj 2.5 teev kom ua tiav qhov sib xws zoo tshaj plaws.
Kev Saib Xyuas Lub Sijhawm Tiag Tiag:Kev saib xyuas tas mus li ntawm cov ntsia hlau tam sim no thiab qhov ceev ntawm kev sib hloov ua rau muaj kev hloov kho sai rau qhov chaw kub thiab cov txheej txheem ntxuav pwm, tswj hwm cov xwm txheej ua haujlwm ruaj khov.
Kev Lag Luam thiab Kev Pom Zoo Yav Tom Ntej ntawm XLPE cable manufacturing
Kev koom ua ke ntawm ob kauj ruam ua ke nrog cov khoom siv ntxiv, xws li cov masterbatches ua los ntawm silicone, tau tshwm sim los ua lub tswv yim tseem ceeb los kov yeej cov teeb meem ua tiav hauv kev tsim cov cable XLPE. Cov kev tsim kho tshiab no tau tshaj tawm tias tau nce cov txiaj ntsig ntau dua 10 ~ 20% hauv cov ntawv thov sim, txhim kho kev ntseeg siab ntawm XLPE cables hauv kev xa hluav taws xob thiab kev lag luam tsheb. Saib rau pem hauv ntej, cov chaw tsim khoom tab tom tsom mus rau kev tshawb fawb thiab kev txhim kho cov thev naus laus zis txias thiab kev tswj hwm cov txheej txheem ntse kom txhim kho cov khoom siv XLPE ntxiv, ua tau raws li qhov xav tau ntawm cov cables ua tau zoo.
Los ntawm kev siv cov tswv yim ua tiav thiab cov khoom siv tshiab no, cov chaw tsim khoom tuaj yeem txhim kho qhov ua tau zoo thiab zoo ntawm XLPE cable ntau lawm, kom ntseeg tau tias cov khoom zoo tshaj plaws uas ua tau raws li qhov xav tau ntawm cov ntawv thov hluav taws xob niaj hnub.
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.
Qhib kev tsim khoom ntau dua thiab kev ua haujlwm ntawm cable - xaivSILIKE Silicone Processing Aids rau koj cov kev daws teeb meem sib xyaw XLPE Cables.
Txawm koj lub hom phiaj yog kom ua kom zoo dua qhov kev tsim khoom, tiv thaiv kev sib txuas ua ntej hauv XLPE, tshem tawm cov qhov tsis zoo ntawm qhov chaw xws li "daim tawv nqaij ntses", txhim kho qhov zoo nkauj ntawm qhov chaw, lossis txo qhov tsis ua haujlwm, SILIKE Silicone Masterbatches muab qhov kev ua tau zoo uas koj cov kab XLPE cable xav tau.
Lub sijhawm tshaj tawm: Plaub Hlis-10-2025
