Cov yam ntxwv
UHMWPE muaj kev cuam tshuam zoo heev, qhov qis qis-kub cuam tshuam, thiab tshuaj lom neeg tsis kam, thiab ntau dua} Txawm li cas los xij, thiab cov tshuaj kub, thiab cov khoom siv tsis zoo piv rau cov dav dav Engineering plastics . nws coefficient ntawm expantion yog qhov siab loj. Nyob rau hauv thaum ntxov hnub, nws tsuas yog tsim los ntawm nias thiab sintering Txoj kev . Tam sim no, nws kuj tuaj yeem ua cov khoom siv tshuab hluav taws xob, cov tshuaj tua hluav taws xob ntau dua li cov khoom siv tshuab hluav taws xob, cov tshuaj tua hluav taws xob tsis zoo, cov tshuaj lom neeg ua kom zoo nkauj, kev ua kom zoo nkauj corrosion, nkees heev Kuj, cov suab nrov damping tsis kam, thiab lwm yam khoom siv tau txias (}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Tensile lub zog ntawm kev sib tsoo ntawm 40mPA, ib qho kev sib tw uas tsis muaj zog ntawm 300 hli, thiab tsis tuaj yeem hloov cov ntaub pua chaw (MPC) yog 20 hli. Kev Thauj Mus Los, Kho Mob, Kev Siv Tshuaj thiab Cov Khaub Ncaws Hnav, Cov Khaub Ncaws Kub, thiab Viav Rau Cov Khaub Ncaws, nws yog siv los ua lub thawv npog, Wipers, cov khoom sib xyaw ua ke, pob qij txha, cov ntxaij lim dej ntau dua li cov roj carbon steel. Nws tseem siv, cov kabmob, lub log lub log, lub hnub qub log, Li qub, twj tso kua mis, cov ntaub ntawv qhia, cov ntaub qhwv cov ntaub qhwv, cov pob qij txha, thiab cov pob qij txha, thiab siv cov khoom siv thauj mus los rau cov khoom siv thauj mus los rau cov khoom lag luam.
Khoom nta:
Xav Yuam Kev Ua Tau
| Ntaub ntawv | Uhmw-Pe | HDPE | PC | Abs | Pa66 | Pom |
| Cuam tshuam lub zog kuj / cm ² | Ntau dua los yog sib npaug rau 140 | 27 | 60~100 | 20~60 | 60~90 | 20 |
Hnav Yaus Ua Haujlwm
| Ntaub ntawv | Uhmw-Pe | Pai | Pa66 | Ptfe | Pom | HDPE | Tooj daj |
| Slurry Ahabras Incalation Index | 1 | 4 | 5 | 5 | 6 | 10 | 27 |
Dej nqus cov yam ntxwv
| Ntaub ntawv | Uhmw-Pe | PC | Abs | Pom | Pa66 | Ptfe |
| Dej nqus dej | <0.01 | 0.15 | 0.2~0.45 | 0.25 | 1.5 | <0.01 |
| Ntaub ntawv | Dynamic kev sib txhuam | ||
| Tsis muaj lubrication dej hauv lubrication roj lubrication | |||
| Uhmw-Pe | 0.07~0.22 | 0.05~0.10 | 0.05~0.08 |
| Pa66 | 0.15~0.40 | 0.14~0.19 | 0.06~0.11 |
| Pom | 0.15~0.35 | 0.10~0.20 | 0.05~0.10 |
| Ptfe | 0.04~0.25 | 0.04~0.08 | 0.04~0.08 |
Tsawg-ceev cov yam ntxwv
| Ntaub ntawv | Uhmw-Pe | PC | Pa | NTUP | Pom | Ptfe |
| Tus txheeb ze ceev | 0.94 | 1.20 | 1.02~1.14 | 1.31 | 1.41 | 2.12 |
Ultra-siab molecular hnyav polyethylene (UHMW-PE) yog ib tug qauv siv hluav taws xob engineering thiab kev ua tau zoo tshaj plaws.
Kev loj hlob ntawm ultra-siab molecular hnyav polyethylene tau nrawm nrawm rau xyoo 1980} {{{{} Qhov nruab nrab txhua xyoo kev loj hlob hauv peb lub teb chaws yog siab dua 30% {{} Xyoo 1978, kev noj hauv ntiaj teb yog 12, {}}} {} {} {{{{{xyoo ntawm cov ultra-siab polyethylene kev lag luam tshwj xeeb ceev ceev. Cov hauv qab no yog keeb kwm kev txhim kho:
Cov kev tshawb xav yooj yim txog ultra-siab molecular hnyav polyethylene fibers tau tshaj tawm xyoo 1930.
Qhov tshwm sim ntawm Gel spinning thiab yas hloov kho tau ua rau cov kev sib tw tseem ceeb hauv tebchaws qib siab uas muaj qhov sib xyaw ua ke nrog 100, {} nws tau ua tiav tsim thiab muab tso rau hauv Kev lag luam muaj ntau lawm hauv Suav teb hauv 1964. Nyob rau hauv 1975, Netherlyns tau siv UMOPENT {10} Npaj ua kom zoo rau kev tsim khoom siab rau kev tsim cov khoom siv hluav taws xob zoo siab Fibers thiab muaj kev lag luam invenpeem {{}} hauv lub siab ua haujlwm nrog cov roj ntsha uas muaj zog rau kev tshawb fawb thiab thev naus laus zis los ntawm Ministry of Science thiab Technology daim ntawv tsis muaj . 056 Cov khoom lag luam thiab thev naus laus zis kev lag luam tshiab
Kev Qhia Tawm
Ultra-siab molecular phaus polyethylene yog ib hom kev ua kom zoo, nws yog qhov tsim nyog los ntawm kev ua haujlwm siab, nws yog qhov tsim nyog los tiv thaiv cov yam ntxwv ntawm nws. tus Cov qauv qhia tshwj xeeb yog raws li hauv qab no:
Txoj Cai Uas Muaj Kev Cai: Cov kev nqus tshwj xeeb ntawm cov khoom ua los ntawm cov ntshiab li ultra-siab}} 95, nrog ib qho ntom ntom nti, tso cai rau lawv kom ntab dej. Yog tias nws tsis yog cov khoom siv ntshiab polyethylene, nws yuav tog rau hauv qab dej.
2. kub ntsuas: Cov khoom siv ua kom zoo nkauj polyethylene yuav tsis ua kom muaj zog polyethylene, nws yuav defren ntawm 200 degrees Celsius.
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{{0 {}} ntug kev sim cov txuj ci: cov khoom siv tsis zoo, thiab yuav muaj cov khoom siv ntshiab, thiab cov khoom siv ntshiab thiab du ntawm cov cua sov {}}
Ua Kev Ua Tau
Vim tias qhov tseeb ntawm ultra-siab molecular phaus phaus polyethylene ({ sai .}} los ntawm kev hloov pauv ntawm cov khoom lag luam ua kom zoo, tshuab moulding, tshuab moulding, tshuab moulding, tshuab moulding thiab molding los ntawm lwm cov kev tshwj xeeb {}}
Nias thiab Sintering
Nias Sintering yog cov txheej txheem txheej txheem tshaj plaws rau ultra-siab molecular phaus hnyav polyethylation thiab ib txwm muaj hluav taws xob ntau txoj kev yuav tuaj yeem ua tau
(2) Ultra-high-high-high-high-high-high-high-high-high-high-high-high-high-high-high-high-high-sptioning fixed
2.} Extrusion Molding
Extrusion Molding cov khoom siv feem ntau suav nrog cov plunger extruders, ib leeg-ntsia hlau extruders feem ntau tig hauv tib cov lus qhia .
Nyob rau hauv 1960s, plunger extruders tau feem ntau siv. mitson-1970 qhov kawg ntawm 1994, Tuam Tshoj tsim tshwj xeeb ib leeg-ntsia hlau extruder rau φra-siab molecular hnyav polyethylene (UHMW-PIPES rau 1997.
(3) txhaj tshuaj moulding
Mitsui petrochemical lub tuam txhab tau tsim kev txhaj tshuaj moulding txheej txheem ntawm ultra-siab molecular hnyav polyethylene (Uhmw-Pe) . Nyob rau hauv 1983, Tuam Txhab Txhaj Tshuaj Ntau Polyethylene Cooking Ntau Lawm Kev Kho Mob pob qij txha, thiab lwm yam .
(4) tshuab moulding
Thaum ua cov roj av siab polyethylene (UHMW-PE) yog li ntawd, nws yog qhov muaj peev xwm tawm ntawm cov roj ntsha tau tshwm sim vim yog cov roj av thiab cov khoom siv roj av loj, nws yog qhov tseeb ultra-siab molecular phaus polyethylene (UHMW-PE) kuj tseem tuaj yeem ua rau muaj kev ua yeeb yam ntev thiab kev sib txuas ntawm cov yeeb yaj kiab ntev ntev, uas yog nquag ua rau muaj kev puas tsuaj ntev.
Ib-stat PE daim ntawv pov thawj Hoobkas hauv Suav teb
Xa koj cov lus nug rau peb cov lus qhia txog lub zog hloov pauv rau koj txoj kev lag luam lossis kev ua tiav ntawm cov neeg siv khoom tshiab, ua kom koj cov neeg siv khoom tshiab, thiab ua tiav cov khoom lag luam tshiab