Nkhani - Mayankho a Mavuto Omwe Amakhalapo Okhudza Kuchuluka kwa Zinthu ndi Kukweza Chitonthozo, Kukongola, ndi Kulimba mu Kapangidwe Kofewa

Kusintha: Kuchuluka kwa TPE

TPE, kapena thermoplastic elastomer, ndi chinthu chogwiritsidwa ntchito mosiyanasiyana chomwe chimaphatikiza kulimba kwa mphira ndi kulimba kwa pulasitiki. Itha kupangidwa kapena kutulutsidwa mwachindunji, ndi TPE-S (styrene-based thermoplastic elastomer) yomwe imagwiritsidwa ntchito kwambiri, kuphatikiza SEBS kapena SBS elastomers za thermoplastic engineering plastics. TPE-S nthawi zambiri imatchedwa TPE kapena TPR mumakampani a elastomer.

Komabe, TPE overmolding, yomwe imadziwikanso kuti thermoplastic elastomer overmolding, ndi njira yopangira yomwe imaphatikizapo kupanga thermoplastic elastomer material (TPE) pamwamba pa substrate kapena maziko. Njirayi imagwiritsidwa ntchito kuphatikiza makhalidwe a TPE, monga kusinthasintha kwake ndi kufewa kwake, ndi makhalidwe enieni a substrate yomwe ili pansi pake, yomwe ingakhale pulasitiki yolimba, chitsulo, kapena chinthu china.

Kuumba kwa TPE kumagawidwa m'mitundu iwiri, imodzi ndi youmba yeniyeni ndipo inayo ndi youmba yabodza. Zinthu zoumba za TPE nthawi zambiri zimakhala zogwirira ndi zogwirira, chifukwa cha kukhudza kwapadera kwa zinthu zofewa za pulasitiki za TPE, kuyambitsa zinthu za TPE kumawonjezera mphamvu ya chinthucho yogwira komanso kumva kukhudza. Chinthu chodziwika bwino ndi njira yopangira zinthu zoumba, nthawi zambiri pogwiritsa ntchito jekeseni wamitundu iwiri kapena jekeseni yachiwiri yopangira pulasitiki ndiye youmba yeniyeni, pomwe chitsulo chomangirira ndi nsalu ndi choumba yabodza, m'munda wa kuumba kwenikweni, zinthu za TPE zimatha kulumikizidwa ndi mapulasitiki ena ogwiritsidwa ntchito, monga PP, PC, PA, ABS ndi zina zotero, zomwe zimagwiritsidwa ntchito mosiyanasiyana.

Ubwino wa Zipangizo za TPE

1. Kapangidwe kake koletsa kutsetsereka: TPE imapereka malo achilengedwe osatsetsereka, zomwe zimapangitsa kuti zinthu zosiyanasiyana monga zogwirira za gofu, zogwirira zida, zogwirira mano, ndi TPE zikhale zogwiritsidwa ntchito pazida zamasewera zowumbidwa.
2. Kufewa ndi Chitonthozo: Kufewa kwa TPE, ikagwiritsidwa ntchito ngati gawo lakunja pa zipangizo zolimba za rabara, kumatsimikizira kuti imakhala yomasuka komanso yosamata.
3. Kulimba Kwambiri: Ndi kuuma komwe kumakhala pakati pa 25A-90A, TPE imapereka kusinthasintha kwa kapangidwe, zomwe zimathandiza kusintha kukana kuwonongeka, kusinthasintha, ndi zina zambiri.
4. Kukana Kwapadera kwa Ukalamba: TPE imasonyeza kukana kwamphamvu kwa ukalamba, zomwe zimathandiza kuti zinthu zikhale ndi moyo wautali.
5. Kusintha Mtundu: TPE imalola kusintha mtundu mwa kuwonjezera ufa wa mtundu kapena masterbatch ya utoto ku kapangidwe kake.
6. Kuyamwa Modzidzimutsa ndi Kapangidwe kake Kosalowa Madzi: TPE imayamwa modzidzimutsa komanso imayamwa madzi, zomwe zimapangitsa kuti ikhale yoyenera kulumikizidwa m'malo omwe mukufuna komanso kugwira ntchito ngati chinthu chotseka.

Zifukwa za Kupopera kwa TPE Kosatetezeka

1. Kuvuta kwa kusanthula kwa pulasitiki yophimba pamwamba: Mapulasitiki omwe amagwiritsidwa ntchito kwambiri ndi ABS, PP, PC, PA, PS, POM, ndi zina zotero. Mtundu uliwonse wa pulasitiki, makamaka uli ndi TPE yofanana ndi zinthu zophimba pamwamba. Ponena za izi, PP ndiye kukulunga bwino kwambiri; PS, ABS, PC, PC + ABS, PE pulasitiki yophimba pamwamba yachiwiri, koma ukadaulo wophimba pamwamba ndi wokhwima kwambiri, kuti ukwaniritse ovemolding yolimba popanda zovuta; zovuta zophimba pamwamba pa nayiloni PA zidzakhala zazikulu, koma m'zaka zaposachedwa ukadaulo wapita patsogolo kwambiri.

2. Mtundu waukulu wa kuuma kwa TPE yopangidwa ndi pulasitiki: kuuma kwa PP yopangidwa ndi pulasitiki ndi 10-95A; PC, ABS yopangidwa ndi pulasitiki ndi 30-90A; PS yopangidwa ndi pulasitiki ndi 20-95A; nayiloni PA yopangidwa ndi pulasitiki ndi 40-80A; POM yopangidwa ndi pulasitiki ndi 50-80A.

Mavuto ndi Mayankho mu TPE Overmolding

1. Kuyika ndi Kuchotsa Zigawo: Sinthani kuyanjana kwa TPE, sinthani liwiro la jakisoni ndi kupanikizika, ndikukonza kukula kwa chipata.

2. Kuchotsa zinthu molakwika: Sinthani zinthu za TPE kapena onjezerani tinthu ta nkhungu kuti tichepetse kuwala.

3. Kuyeretsa ndi Kumamatira: Sinthani kuchuluka kwa zowonjezera kuti muthane ndi mpweya wochepa wa mamolekyulu.

4. Kusintha kwa Zigawo za Pulasitiki Yolimba: Sinthani kutentha kwa jakisoni, liwiro, ndi kukakamiza, kapena limbitsani kapangidwe ka nkhungu.

Tsogolo: Yankho la Si-TPV ku Mavuto Ofala Pakukongoletsa Kwambiri Kuti Chikoka Chokongola Chikhale Chokhalitsa

Ndikofunikira kudziwa kuti tsogolo la overmolding likusintha ndikugwirizana bwino ndi zinthu zofewa!

Elastomer yatsopano iyi yopangidwa ndi silicone yokhala ndi thermoplastic ithandiza kuti pakhale mawonekedwe ofewa m'mafakitale osiyanasiyana okhala ndi mawonekedwe omasuka komanso okongola.

SILIKE imabweretsa njira yatsopano, yopangira ma elastomer okhala ndi thermoplastic Silicone (omwe ndi a Si-TPV), opitilira malire achikhalidwe. Zinthuzi zimaphatikiza makhalidwe olimba a ma elastomer a thermoplastic ndi makhalidwe a silicone omwe amafunidwa, zomwe zimapangitsa kuti azigwira ntchito mofewa, azimva ngati silika, komanso azikana kuwala kwa UV ndi mankhwala. Ma elastomer a Si-TPV amamatira kwambiri pazinthu zosiyanasiyana, zomwe zimapangitsa kuti zinthu zizitha kukonzedwa ngati zipangizo za TPE zachikhalidwe. Amachotsa ntchito zina, zomwe zimapangitsa kuti zinthu ziyende mwachangu komanso kuti ndalama zichepe. Si-TPV imapereka mawonekedwe ofanana ndi a rabara a silicone kuzinthu zomalizidwa zopangidwa kale. Kuphatikiza pa makhalidwe ake odabwitsa, Si-TPV imalandira kukhazikika mwa kubwezeretsanso ndikugwiritsidwanso ntchito m'njira zachikhalidwe zopangira. Izi zimawonjezera kukonda zachilengedwe komanso zimathandiza kupanga zinthu zokhazikika.

Ma elastomer a Si-TPV opanda pulasitiki ndi oyenera kugwiritsidwa ntchito pazinthu zokhudzana ndi khungu, zomwe zimapereka mayankho m'mafakitale osiyanasiyana. Kuti zinthu zikhale zofewa mu zida zamasewera, zida, ndi zogwirira zosiyanasiyana, Si-TPV imawonjezera 'kumverera' kwabwino kwambiri ku chinthu chanu, kulimbikitsa luso la kapangidwe kake ndikuphatikiza chitetezo, kukongola, magwiridwe antchito, ndi ergonomics pamene ikutsatira njira zotetezera chilengedwe.

Ubwino wa Soft Overmolding ndi Si-TPV

1. Kugwira Kowonjezereka ndi Kukhudza: Si-TPV imapereka kukhudza kosalala komanso koyenera khungu kwa nthawi yayitali popanda njira zina zowonjezera. Imathandizira kwambiri kugwira ndi kukhudza, makamaka pa zogwirira ndi zogwirira.

2. Chitonthozo Chowonjezereka ndi Kumva Kosangalatsa: Si-TPV imapereka kumva kosagwedezeka komwe kumalimbana ndi dothi, kumachepetsa kuyamwa kwa fumbi, komanso kumachotsa kufunikira kwa mapulasitiki ndi mafuta ofewetsa. Simagwa mvula ndipo siinunkha.

3. Kulimba Kwabwino: Si-TPV imawonjezera kukana kukanda ndi kukanda, kuonetsetsa kuti utoto wake umakhala wolimba kwa nthawi yayitali, ngakhale utakhudzidwa ndi thukuta, mafuta, kuwala kwa UV, ndi mankhwala. Imasungabe kukongola kwake, zomwe zimathandiza kuti zinthu zikhale ndi moyo wautali.

4. Mayankho Osiyanasiyana Okhudza Kuumba Zinthu: Si-TPV imadzimamatira yokha ku pulasitiki yolimba, zomwe zimathandiza kuti ikhale ndi njira zapadera zoumba zinthu zambiri. Imalumikizana mosavuta ndi PC, ABS, PC/ABS, TPU, PA6, ndi zinthu zina zofanana za polar popanda kufunikira zomatira, zomwe zimasonyeza luso lapadera loumba zinthu zambiri.

Pamene tikuwona kusintha kwa zinthu zopanga zinthu mopitirira muyeso, Si-TPV imadziwika ngati mphamvu yosintha zinthu. Ubwino wake wosayerekezeka wokhudza zinthu zofewa komanso kukhazikika kwake zimapangitsa kuti ikhale zinthu zamtsogolo. Fufuzani zomwe zingatheke, pangani mapangidwe anu, ndikukhazikitsa miyezo yatsopano m'magawo osiyanasiyana pogwiritsa ntchito Si-TPV. Landirani kusintha kwa zinthu zopanga zinthu mopitirira muyeso - tsogolo ndi tsopano!

Nthawi yotumizira: Januwale-30-2024