{"id":4959,"date":"2022-09-23T00:03:02","date_gmt":"2022-09-23T08:03:02","guid":{"rendered":"https:\/\/zetarmoulding.com\/?p=4959"},"modified":"2022-09-23T01:22:12","modified_gmt":"2022-09-23T09:22:12","slug":"tpe-soft-rubber-silicone","status":"publish","type":"post","link":"https:\/\/zetarmoulding.com\/tr\/tpe-yumusak-kaucuk-si%cc%87li%cc%87kon\/","title":{"rendered":"TPE yumu\u015fak kau\u00e7uk ve silikon aras\u0131ndaki \u00f6zellikler ve farklar"},"content":{"rendered":"

Plastik par\u00e7alar\u0131n \u00fcst kal\u0131plamas\u0131. Genellikle, sert plastik par\u00e7alarla g\u00fc\u00e7l\u00fc bir ba\u011f olu\u015fturmak i\u00e7in \u00fcst kal\u0131plama malzemesi olarak yumu\u015fak malzeme kullan\u0131l\u0131r.<\/strong><\/p>\n\n\n\n

\u00dcst kal\u0131plama yoluyla, yumu\u015fak dokunu\u015f, kaymazl\u0131k, d\u00fc\u011fme i\u015flevi, katlanabilirlik, s\u0131zd\u0131rmazl\u0131k vb. gibi plastik par\u00e7alar i\u00e7in gereken belirli \u00f6zel i\u015flevleri elde etmek i\u00e7in.<\/strong><\/p>\n\n\n\n

Yayg\u0131n olarak kullan\u0131lan sert plastikler PP, ABS, PC, PE, PS ve PA; yumu\u015fak malzemeler ise TPE, TPR, TPU, TPV, PVC ve silikondur.<\/strong><\/p>\n\n\n\n

Bununla birlikte, \u00e7evre koruma ve ana uygulama alanlar\u0131n\u0131n analizine dayanarak, piyasada en yayg\u0131n g\u00f6r\u00fclen yumu\u015fak kaplama (yap\u0131\u015fkan kaplama) malzemeleri TPE\/TPR ve silikondur.<\/strong><\/p>\n\n\n\n

TPE\/TPR ve silikonun her ikisi de m\u00fckemmel yumu\u015fak kau\u00e7uk plastiklerdir. Her ikisi de \u00fcst kal\u0131plama ikincil kal\u0131plama i\u00e7in kullan\u0131labilir, ancak iki malzeme de farkl\u0131 end\u00fcstrilerdeki \u00fcst kal\u0131plama uygulamalar\u0131n\u0131 belirledikleri \u00f6l\u00e7\u00fcde farkl\u0131 \u00f6zelliklere sahiptir.<\/p>\n\n\n\n

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\"\"<\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n

TPE yaz\u0131l\u0131m\u0131 ile silikon bile\u015fimi aras\u0131ndaki fark<\/mark><\/h2>\n\n\n\n

1.1 Silika jel, inorganik silika ve organik silikon bile\u015fikleri olarak ikiye ayr\u0131l\u0131r<\/strong><\/mark><\/p>\n\n\n\n

\u0130norganik silika jel, genellikle sodyum silikat ve s\u00fclf\u00fcrik asit ile reaksiyona sokularak ve ya\u015fland\u0131rma ve asit kabarc\u0131klar\u0131 gibi bir dizi i\u015flem sonras\u0131 i\u015flemle yap\u0131lan olduk\u00e7a aktif bir adsorban malzemedir.<\/p>\n\n\n\n

Silika jel, mSiO2 nH2O kimyasal form\u00fcl\u00fcne sahip, suda ve herhangi bir \u00e7\u00f6z\u00fcc\u00fcde \u00e7\u00f6z\u00fcnmeyen, toksik olmayan ve tats\u0131z, kimyasal olarak kararl\u0131, g\u00fc\u00e7l\u00fc alkali ve hidroflorik asit d\u0131\u015f\u0131nda hi\u00e7bir madde ile reaksiyona girmeyen amorf bir malzemedir.<\/p>\n\n\n\n

Silikon bir t\u00fcr organik silikon bile\u015fi\u011fidir, Si-C ba\u011f\u0131n\u0131 ifade eder ve en az bir organik grup do\u011frudan bile\u015fi\u011fin silikon atomuna ba\u011fl\u0131d\u0131r, geleneksel olarak genellikle oksijen, k\u00fck\u00fcrt, nitrojen ve di\u011fer organik gruplar arac\u0131l\u0131\u011f\u0131yla da bile\u015fi\u011fin silikon atomu ile ba\u011flant\u0131l\u0131 organik silikon bile\u015fikleri olarak da ele al\u0131n\u0131r. Silikon temel olarak \u00fc\u00e7 kategoriye ayr\u0131l\u0131r: silikon kau\u00e7uk<\/a>, silikon re\u00e7ine ve silikon ya\u011f\u0131.<\/p>\n\n\n\n

1.2 Genellikle stiren elastomer modifikasyonuna dayanan bir\u00e7ok TPE t\u00fcr\u00fc vard\u0131r<\/strong><\/mark><\/p>\n\n\n\n

Genellikle, TPE, modifiye edilmi\u015f malzemelerin kar\u0131\u015f\u0131m\u0131n\u0131n temeli olarak stiren bazl\u0131 termoplastik elastomer SBC'yi ifade eder TPES bir\u00e7ok TPE t\u00fcr\u00fc vard\u0131r (TPES, TPV, TPU, TPEE, TPO, vb. dahil). Bu makaledeki TPE esas olarak SBC bazl\u0131 modifiye TPES tipi elastomeri ifade etmektedir.<\/p>\n\n\n\n

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\"\"<\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n

G\u00f6r\u00fcn\u00fcmdeki farkl\u0131l\u0131klar<\/mark><\/h2>\n\n\n\n

\u0130norganik silikon kimyasal form\u00fcl\u00fc xSio2-yH2O. \u015feffaf veya s\u00fct beyaz\u0131 gran\u00fcler veya boncuk benzeri kat\u0131.<\/p>\n\n\n\n

Organik silikonun silikon ya\u011f\u0131 i\u00e7eren birden fazla farkl\u0131 \u00e7e\u015fidi vard\u0131r, silikon kau\u00e7uk<\/a>ve silikon re\u00e7ine. Bu nedenle, s\u0131v\u0131, kat\u0131 blok veya gran\u00fcl halinde \u00e7e\u015fitli g\u00f6r\u00fcn\u00fcmler mevcuttur.<\/p>\n\n\n\n

TPE, sabit bir bile\u015fimi olmayan harmanlanm\u0131\u015f bir malzemedir. Ancak g\u00f6r\u00fcn\u00fcm genellikle \u015feffaf veya beyaz gran\u00fcllerdir.<\/p>\n\n\n\n

Performans farkl\u0131l\u0131klar\u0131<\/mark><\/h2>\n\n\n\n

Is\u0131 direnci<\/strong><\/mark><\/p>\n\n\n\n

TPE genellikle 80 ~ 100 \u2103 \u0131s\u0131ya dayan\u0131kl\u0131d\u0131r, silikon genellikle 100 ~ 150 \u2103 y\u00fcksek s\u0131cakl\u0131\u011fa dayanabilir.<\/p>\n\n\n\n

Esneklik, kal\u0131c\u0131 deforme olabilirlik<\/mark><\/strong><\/p>\n\n\n\n

TPE fiziksel \u00e7apraz ba\u011fl\u0131 bir yap\u0131d\u0131r, TPE'nin fiziksel \u00f6zellikleri iyidir, ancak belirli bir kal\u0131c\u0131 deformasyon vard\u0131r; silikon genellikle \u00e7apraz ba\u011flama i\u00e7in bir ba\u011flay\u0131c\u0131 madde ekler, kat\u0131 silikon ve s\u0131v\u0131 silikon<\/a>kimyasal \u00e7apraz ba\u011fl\u0131 yap\u0131dad\u0131r ve kal\u0131c\u0131 deformasyona kar\u015f\u0131 iyi diren\u00e7 g\u00f6sterir. Veya silikon, TPE'den daha fazla esnekli\u011fe ve deformasyona kar\u015f\u0131 dirence sahiptir.<\/p>\n\n\n\n

G\u0131da s\u0131n\u0131f\u0131 \u00f6zellikleri<\/mark><\/strong><\/p>\n\n\n\n

G\u0131da s\u0131n\u0131f\u0131 malzemeler i\u00e7in spesifik test y\u00f6ntemleri \u00fclkeden \u00fclkeye ve b\u00f6lgeden b\u00f6lgeye de\u011fi\u015fmektedir. Ancak mevcut temel anlay\u0131\u015f a\u015fa\u011f\u0131daki gibidir.<\/p>\n\n\n\n

Bir silikon bile\u015fimi, ABD g\u0131da s\u0131n\u0131f\u0131 standart de\u011feri FDA 21CFR 177.2600 ve Alman g\u0131da ile temas eden malzemeler standard\u0131 LFGB ile uyumlu olarak, ya\u011f \u00e7\u00f6z\u00fcc\u00fc (zeytinya\u011f\u0131, n-heksan vb.) Kal\u0131nt\u0131 testi yoluyla nispeten tek, \u00e7o\u011fu silikondur.<\/p>\n\n\n\n

TPE baz re\u00e7inesi ve yumu\u015fat\u0131c\u0131 ya\u011f, ya\u011fl\u0131 s\u0131v\u0131 i\u00e7inde kolayca \u00e7\u00f6z\u00fclebilen kal\u0131nt\u0131 organik k\u00fc\u00e7\u00fck molek\u00fcller i\u00e7erebilir.<\/p>\n\n\n\n

\u015eu anda, 21CFR 177.2600 ve LFGB ile uyumlu olabilen birka\u00e7 \u00f6zel silikon malzeme form\u00fclasyonu d\u0131\u015f\u0131nda, \u00e7o\u011fu TPE, \u00f6zellikle de d\u00fc\u015f\u00fck sertlikteki TPE'ler, iki g\u0131da s\u0131n\u0131f\u0131 testini ge\u00e7ememektedir.<\/p>\n\n\n\n

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\"\"<\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n

Kal\u0131plama Ekipmanlar\u0131<\/strong><\/mark><\/p>\n\n\n\n

Silikon kau\u00e7uk termosettir. \u00c7o\u011fu kal\u0131plamak i\u00e7in hidrolik pres kullan\u0131r, ancak baz\u0131 s\u0131v\u0131 silikon LSR enjeksiyon makinesi ile kal\u0131planabilir.<\/p>\n\n\n\n

TPE termoplastiktir, \u00e7o\u011funlukla bir enjeksiyon kal\u0131plama<\/a> kal\u0131plamay\u0131 ekstr\u00fcde etmek i\u00e7in makine veya ekstr\u00fczyon makinesi.<\/p>\n\n\n\n

Trim ve at\u0131k geri d\u00f6n\u00fc\u015f\u00fcm\u00fc<\/mark><\/strong><\/p>\n\n\n\n

TPE k\u0131rp\u0131nt\u0131lar\u0131 ve hurdalar\u0131 100% geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclebilir.<\/p>\n\n\n\n

Silikon hurdalar\u0131n\u0131n geri d\u00f6n\u00fc\u015f\u00fcm\u00fc zordur.<\/p>\n\n\n\n

\u00dcst kal\u0131plama<\/mark><\/strong><\/p>\n\n\n\n

TPE ve PP, ABS, PC, PA, PS, PE, SAN gibi sert plastiklerin \u00e7o\u011fu iyi bir \u015fekilde kal\u0131planabilir ve tamamlamak i\u00e7in yap\u0131\u015ft\u0131r\u0131c\u0131ya ihtiya\u00e7 duymadan bir olarak yap\u0131\u015ft\u0131r\u0131labilir.<\/p>\n\n\n\n

Silikon ve sert plastiklerin \u00fcst kal\u0131plamas\u0131 i\u00e7in genellikle \u00f6nceden yap\u0131\u015ft\u0131r\u0131c\u0131 uygulan\u0131r ve ard\u0131ndan enjeksiyon yap\u0131\u015ft\u0131rma i\u015flemi ger\u00e7ekle\u015ftirilir. Ancak, yabanc\u0131 \u00fclkelerde yap\u0131\u015ft\u0131r\u0131c\u0131ya gerek kalmadan do\u011frudan kal\u0131planabilen ve yap\u0131\u015ft\u0131r\u0131labilen modifiye silikon oldu\u011fu s\u00f6ylenmektedir.<\/p>\n\n\n\n

Silikon \u00fcst kal\u0131plama uygulamas\u0131<\/mark><\/h2>\n\n\n\n

Silikon (kat\u0131) genellikle ya\u011f ile preslenirken, \u00fcst kal\u0131plama i\u00e7in kullan\u0131lan silikon h\u0131zl\u0131 olmas\u0131 i\u00e7in genellikle s\u0131v\u0131 formdad\u0131r enjeksiyon kal\u0131plama<\/a>. Silikon ile \u00fcst kal\u0131plama i\u00e7in uygulama \u00f6rnekleri a\u015fa\u011f\u0131daki gibidir.<\/p>\n\n\n\n

Mutfak e\u015fyalar\u0131, sofra tak\u0131mlar\u0131 ve \u00e7evre koruma i\u00e7in y\u00fcksek gereksinimleri olan di\u011fer \u00fcr\u00fcnler (ya\u011f direnci, y\u00fcksek s\u0131cakl\u0131k direnci, g\u0131da ile do\u011frudan temas), elastikiyet i\u00e7in y\u00fcksek gereksinimleri olan \u00fcr\u00fcnler ve kal\u0131c\u0131 deformasyona kar\u015f\u0131 diren\u00e7 (tekrar tekrar bas\u0131lmas\u0131 gereken baz\u0131 anahtar \u00fcr\u00fcnler gibi).<\/p>\n\n\n\n

Silikon \u00fcst kal\u0131plama \u00f6zellikleri: ikincil enjeksiyon s\u0131ras\u0131nda, silikon ve sert plastik par\u00e7alar aras\u0131nda m\u00fckemmel \u00fcst kal\u0131plama yap\u0131\u015fmas\u0131 sa\u011flamak i\u00e7in genellikle \u00f6nceden e\u015fle\u015fen yap\u0131\u015ft\u0131r\u0131c\u0131y\u0131 f\u0131r\u00e7alamak gerekir; genellikle daha y\u00fcksek bir enjeksiyon kal\u0131b\u0131<\/a> s\u0131cakl\u0131k kullan\u0131l\u0131r ve ince par\u00e7alar\u0131n \u00fcst kal\u0131plama s\u0131ras\u0131nda olu\u015fabilecek deformasyonuna dikkat edilmelidir.<\/p>\n\n\n\n

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\"\"<\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n

Maliyet kar\u015f\u0131la\u015ft\u0131rmas\u0131<\/mark><\/h2>\n\n\n\n

D\u00fc\u015f\u00fck u\u00e7lu kat\u0131 silikon, fiyat\u0131 d\u00fc\u015f\u00fck u\u00e7lu TPE ile kar\u015f\u0131la\u015ft\u0131r\u0131labilir, yakla\u015f\u0131k 20.000 yuan\/ton veya daha az.<\/p>\n\n\n\n

Orta-\u00fcst seviye (s\u0131v\u0131) silikon kau\u00e7uk<\/a>Fiyat \u00fcst d\u00fczey TPE'ye yak\u0131n, yakla\u015f\u0131k 30.000 ~ 50.000 yuan\/ton.<\/p>\n\n\n\n

Ancak, TPE uygulamalar\u0131n\u0131n \u00e7o\u011fu orta ve alt-u\u00e7 pazarda yer al\u0131rken, orta ve \u00fcst-u\u00e7 silikon pazar\u0131n ana ak\u0131m\u0131n\u0131 olu\u015fturmaktad\u0131r.<\/p>\n\n\n\n

Bu nedenle, genel olarak, TPE fiyat\u0131 hala silikondan daha ucuzdur. \u00dcretim verimlili\u011fini ve silikon malzemenin yeniden kullan\u0131m\u0131n\u0131 g\u00f6z \u00f6n\u00fcnde bulundurursak, TPE avantaj\u0131 daha belirgin olacakt\u0131r<\/p>\n\n\n\n

Tan\u0131mlama y\u00f6ntemi<\/mark><\/h2>\n\n\n\n

Silikon: tutu\u015fur, parlak bir alev olarak yanar, beyaz duman \u00fcretir ve kal\u0131nt\u0131 beyaz bir tozdur.<\/p>\n\n\n\n

TPE: yanar, alev sar\u0131 veya sar\u0131d\u0131r ve alt ucunda ye\u015fil vard\u0131r, hafif veya kal\u0131n siyah duman \u00fcretir.<\/p>","protected":false},"excerpt":{"rendered":"

Plastik par\u00e7alar\u0131n \u00fcst kal\u0131plamas\u0131. Genellikle, sert plastik par\u00e7alarla g\u00fc\u00e7l\u00fc bir ba\u011f olu\u015fturmak i\u00e7in \u00fcst kal\u0131plama malzemesi olarak yumu\u015fak malzeme kullan\u0131l\u0131r. Yumu\u015fak dokunu\u015f, kaymazl\u0131k, d\u00fc\u011fme i\u015flevi, katlanabilirlik, s\u0131zd\u0131rmazl\u0131k vb. gibi plastik par\u00e7alar i\u00e7in gereken belirli \u00f6zel i\u015flevleri elde etmek i\u00e7in \u00fcst kal\u0131plama yoluyla. PP, ABS, PC, PE, PS, [...] gibi yayg\u0131n olarak kullan\u0131lan sert plastikler<\/p>","protected":false},"author":1,"featured_media":2594,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4959","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/posts\/4959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/comments?post=4959"}],"version-history":[{"count":28,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/posts\/4959\/revisions"}],"predecessor-version":[{"id":5004,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/posts\/4959\/revisions\/5004"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/media\/2594"}],"wp:attachment":[{"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/media?parent=4959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/categories?post=4959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmoulding.com\/tr\/wp-json\/wp\/v2\/tags?post=4959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}