{"id":4705,"date":"2026-08-05T17:36:22","date_gmt":"2026-08-05T09:36:22","guid":{"rendered":"https:\/\/rysilicone.com\/?p=4705"},"modified":"2026-08-05T17:36:48","modified_gmt":"2026-08-05T09:36:48","slug":"silicone-vs-polyurethane","status":"publish","type":"post","link":"https:\/\/rysilicone.com\/tr\/silicone-vs-polyurethane\/","title":{"rendered":"Silikon mu, poli\u00fcretan m\u0131: Hangi malzeme uygulaman\u0131za daha uygun?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Silikon ve poli\u00fcretan kar\u015f\u0131la\u015ft\u0131rmas\u0131, tek bir evrensel kazanan\u0131 olan bir yar\u0131\u015fma de\u011fildir. Se\u00e7im, y\u00fcke, s\u0131cakl\u0131\u011fa, ortama, kullan\u0131m \u00f6mr\u00fcne ve \u00fcretim y\u00f6ntemine ba\u011fl\u0131d\u0131r. <strong>A\u015f\u0131r\u0131 s\u0131cakl\u0131k de\u011fi\u015fimleri, UV \u0131\u015f\u0131nlar\u0131na maruz kalma ve uzun s\u00fcreli s\u0131zd\u0131rmazl\u0131k i\u00e7in silikonu tercih edin. A\u015f\u0131nmaya, y\u00fck ta\u015f\u0131maya, darbelere ve geni\u015f sertlik se\u00e7eneklerine sahip olmas\u0131 i\u00e7in poli\u00fcretan\u0131 tercih edin.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu basit kural, bir\u00e7ok erken hatay\u0131 \u00f6nler. Ancak bu, nihai malzeme spesifikasyonu i\u00e7in yeterli de\u011fildir. Bir tekerlek, statik conta, t\u0131bbi vana, dolgu macunu ve in\u015faat s\u0131zd\u0131rmazl\u0131k malzemesi bu polimerlerden birini kullanabilir, ancak malzemeden ayn\u0131 i\u015fi yapmas\u0131n\u0131 beklemezler.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00f6netici \u00d6zeti<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Is\u0131, so\u011fuk, UV \u0131\u015f\u0131nlar\u0131, ozon veya uzun s\u00fcreli s\u0131k\u0131\u015ft\u0131rma sonras\u0131 toparlanma gibi fakt\u00f6rlerin kullan\u0131m \u00f6mr\u00fcn\u00fc etkiledi\u011fi durumlarda silikon genellikle daha g\u00fcvenli bir se\u00e7imdir.<\/strong><\/li>\n\n\n\n<li><strong>Poli\u00fcretan genellikle a\u015f\u0131nmaya, darbeye, tekrarlanan temasa ve y\u00fcksek mekanik y\u00fcklere kar\u015f\u0131 daha dayan\u0131kl\u0131d\u0131r.<\/strong><\/li>\n\n\n\n<li><strong>Herhangi bir malzeme ailesini genel bir kar\u015f\u0131la\u015ft\u0131rma tablosundan onaylamay\u0131n. Ger\u00e7ek kaliteleri ayn\u0131 test y\u00f6ntemi, s\u0131cakl\u0131k, numune geometrisi ve \u015fartland\u0131rma ko\u015fullar\u0131n\u0131 kullanarak kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Silikon ve Poli\u00fcretan Kar\u015f\u0131la\u015ft\u0131rmas\u0131 (Bir Bak\u0131\u015fta)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Karar fakt\u00f6r\u00fc<\/th><th>Silikon elastomer<\/th><th>Poli\u00fcretan elastomer<\/th><\/tr><\/thead><tbody><tr><td>Polimer yap\u0131s\u0131<\/td><td>Organik yan gruplara sahip inorganik silikon-oksijen omurgas\u0131<\/td><td>Polioller ve izosiyanatlardan olu\u015fan organik polimer<\/td><\/tr><tr><td>Tipik g\u00fc\u00e7<\/td><td>S\u0131cakl\u0131k kararl\u0131l\u0131\u011f\u0131, hava ko\u015fullar\u0131na dayan\u0131kl\u0131l\u0131k, elektrik yal\u0131t\u0131m\u0131, bas\u0131n\u00e7 geri kazan\u0131m\u0131<\/td><td>A\u015f\u0131nma direnci, y\u0131rt\u0131lma dayan\u0131m\u0131, \u00e7ekme dayan\u0131m\u0131, darbe emilimi<\/td><\/tr><tr><td>Tipik zay\u0131fl\u0131k<\/td><td>Daha d\u00fc\u015f\u00fck a\u015f\u0131nma direnci ve daha y\u00fcksek hammadde maliyeti<\/td><td>Is\u0131ya, UV \u0131\u015f\u0131nlar\u0131na, hidrolize ve form\u00fclasyon kimyas\u0131na kar\u015f\u0131 daha hassas.<\/td><\/tr><tr><td>Sertlik aral\u0131\u011f\u0131<\/td><td>\u00c7ok yumu\u015faktan sert kau\u00e7u\u011fa kadar \u00e7e\u015fitli kal\u0131planm\u0131\u015f kau\u00e7uk t\u00fcrleri mevcuttur.<\/td><td>Esnek k\u00f6p\u00fck ve yumu\u015fak elastomerden sert sistemlere kadar \u00e7ok geni\u015f bir yelpaze.<\/td><\/tr><tr><td>D\u0131\u015f mekan maruziyeti<\/td><td>Genellikle UV \u0131\u015f\u0131nlar\u0131na ve ozona kar\u015f\u0131 g\u00fc\u00e7l\u00fcd\u00fcr.<\/td><td>Aromatik veya alifatik kimyaya ve stabilizat\u00f6r paketine b\u00fcy\u00fck \u00f6l\u00e7\u00fcde ba\u011fl\u0131d\u0131r.<\/td><\/tr><tr><td>Islak servis<\/td><td>D\u00fc\u015f\u00fck su emme kapasitesi, ancak ba\u011f tasar\u0131m\u0131 yine de \u00f6nemlidir.<\/td><td>Polieter t\u00fcrleri genellikle polyester t\u00fcrlerine g\u00f6re hidrolize daha iyi diren\u00e7 g\u00f6sterir.<\/td><\/tr><tr><td>\u0130\u015fleme<\/td><td>HCR s\u0131k\u0131\u015ft\u0131rma\/transfer kal\u0131plama, LSR enjeksiyon kal\u0131plama, ekstr\u00fczyon, kaplama<\/td><td>D\u00f6kme elastomer, RIM, k\u00f6p\u00fck, kaplama, yap\u0131\u015ft\u0131r\u0131c\u0131, TPU enjeksiyon kal\u0131plama veya ekstr\u00fczyon<\/td><\/tr><tr><td>Maliyet y\u00f6nlendirmesi<\/td><td>Genellikle daha y\u00fcksek malzeme maliyeti<\/td><td>Genellikle daha d\u00fc\u015f\u00fck olsa da, tak\u0131m maliyeti, hurda, ikincil i\u015flemler ve kullan\u0131m \u00f6mr\u00fc bu kar\u015f\u0131la\u015ft\u0131rmay\u0131 tersine \u00e7evirebilir.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-1024x576.jpg\" alt=\"\" class=\"wp-image-18942\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Bunlar malzeme ailesine \u00f6zg\u00fc e\u011filimlerdir. Garanti edilmi\u015f de\u011ferler de\u011fillerdir. Dolgulu, y\u00fcksek k\u0131vaml\u0131 silikon kau\u00e7uk ile d\u00f6kme polyester poli\u00fcretan, her biri kendi polimer ailesinin tamam\u0131n\u0131 temsil ediyormu\u015f gibi kar\u015f\u0131la\u015ft\u0131r\u0131lmamal\u0131d\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Silikonu Ne Zaman Tercih Etmelisiniz?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uygulama termal d\u00f6ng\u00fc, d\u0131\u015f mekan hava ko\u015fullar\u0131na maruz kalma, d\u00fc\u015f\u00fck s\u0131cakl\u0131k esnekli\u011fi veya uzun s\u00fcreli s\u0131zd\u0131rmazl\u0131k kuvveti ile kontrol ediliyorsa silikon tercih edin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A\u015f\u0131r\u0131 s\u0131cakl\u0131k de\u011fi\u015fimleri ve \u0131s\u0131 d\u00f6ng\u00fcs\u00fc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bir\u00e7ok genel ama\u00e7l\u0131 silikon elastomer, -45\u00b0C ila 200\u00b0C civar\u0131nda uzun s\u00fcreli kullan\u0131m i\u00e7in belirtilirken, baz\u0131 kalitelerin daha dar veya daha geni\u015f limitleri olabilir. Dow, bir SYLGARD silikon elastomeri i\u00e7in -45\u00b0C ila 200\u00b0C&#039;yi uzun vadeli kullan\u0131\u015fl\u0131 bir aral\u0131k olarak listeliyor ve limitlere yak\u0131n yerlerde par\u00e7a d\u00fczeyinde do\u011frulaman\u0131n hala gerekli oldu\u011fu konusunda uyar\u0131yor. Rogers, BISCO h\u00fccresel silikon serisi i\u00e7in -55\u00b0C ila 200\u00b0C aral\u0131\u011f\u0131n\u0131 listeliyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d6nemli olan, bro\u015f\u00fcrde yaz\u0131l\u0131 olan en y\u00fcksek s\u0131cakl\u0131k de\u011fil. \u00d6nemli olan, par\u00e7a s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f, gerilmi\u015f veya s\u0131v\u0131ya maruz kalm\u0131\u015f haldeyken y\u00fczlerce \u0131s\u0131 d\u00f6ng\u00fcs\u00fcnden sonra ne oldu\u011fudur. Sertlik, uzama, s\u0131k\u0131\u015ft\u0131rma kal\u0131c\u0131 deformasyonu, yap\u0131\u015fma ve elektriksel \u00f6zellikler ayn\u0131 oranda ya\u015flanmayabilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Poli\u00fcretan \u0131s\u0131ya dayan\u0131kl\u0131d\u0131r, ancak kullan\u0131labilir aral\u0131\u011f\u0131 kimyasal bile\u015fimine g\u00f6re b\u00fcy\u00fck \u00f6l\u00e7\u00fcde de\u011fi\u015fir. Amerikan Kimya Konseyi, baz\u0131 poli\u00fcretan \u00fcr\u00fcnlerinin alevsiz termal bozunmas\u0131n\u0131n 150-180\u00b0C civar\u0131nda ba\u015flayabilece\u011fini belirtmektedir. Bu bir bozunma uyar\u0131s\u0131d\u0131r, \u00f6nerilen bir \u00e7al\u0131\u015fma aral\u0131\u011f\u0131 de\u011fildir. Belirli bir poli\u00fcretan s\u0131n\u0131f\u0131 i\u00e7in s\u00fcrekli kullan\u0131m limitleri normalde \u00e7ok daha d\u00fc\u015f\u00fckt\u00fcr ve teknik veri sayfas\u0131ndan al\u0131nmal\u0131d\u0131r.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">UV \u0131\u015f\u0131nlar\u0131, ozon ve d\u0131\u015f mekan hava ko\u015fullar\u0131na maruz kalma<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silikon, genellikle a\u00e7\u0131kta kalan contalar, ayd\u0131nlatma bile\u015fenleri, d\u0131\u015f mekan kaplamalar\u0131 ve cam derzleri i\u00e7in daha d\u00fc\u015f\u00fck riskli bir se\u00e7enektir. Silikon-oksijen omurgas\u0131, UV \u0131\u015f\u0131nlar\u0131na ve ozona kar\u015f\u0131 g\u00fc\u00e7l\u00fc diren\u00e7 sa\u011flar. Dow, yap\u0131sal silikon mastiklerin UV radyasyonuna, \u0131s\u0131ya, neme, ozona ve a\u015f\u0131r\u0131 s\u0131cakl\u0131klara dayan\u0131kl\u0131 oldu\u011funu belirtmektedir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Poli\u00fcretan i\u00e7in daha spesifik bir soru sormak gerekiyor: Sistem aromatik mi yoksa alifatik mi ve hangi stabilizat\u00f6rler veya kaplamalar onu koruyor? Aromatik poli\u00fcretan UV \u0131\u015f\u0131nlar\u0131 alt\u0131nda renk de\u011fi\u015ftirebilir. Renk de\u011fi\u015fimi her zaman an\u0131nda mekanik ar\u0131za anlam\u0131na gelmez, ancak g\u00f6r\u00fcn\u00fcr bile\u015fenler i\u00e7in \u00f6nemlidir ve y\u00fczey ya\u015flanmas\u0131n\u0131n bir g\u00f6stergesi olabilir. Alifatik sistemler, genellikle daha y\u00fcksek bir form\u00fclasyon maliyetiyle renk stabilitesini art\u0131r\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ekipler, ilk \u00e7ekme dayan\u0131m\u0131 verileri kabul edilebilir g\u00f6r\u00fcnd\u00fc\u011f\u00fc i\u00e7in hava ko\u015fullar\u0131na ba\u011fl\u0131 a\u015f\u0131nmay\u0131 genellikle hafife al\u0131rlar. Ger\u00e7ek fark, aylar s\u00fcren g\u00fcne\u015f \u0131\u015f\u0131\u011f\u0131, nem ve termal hareketten sonra ortaya \u00e7\u0131kar. Siyah bir end\u00fcstriyel silindir ve beyaz bir d\u0131\u015f mekan contas\u0131 ayn\u0131 kabul kriterlerine sahip de\u011fildir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Uzun s\u00fcreli s\u0131zd\u0131rmazl\u0131k ve s\u0131k\u0131\u015ft\u0131rma geri kazan\u0131m\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Is\u0131ya maruz kalan statik contalar i\u00e7in silikon, genellikle genel ama\u00e7l\u0131 poli\u00fcretandan daha iyi s\u0131zd\u0131rmazl\u0131k kuvvetini korur. D\u00fc\u015f\u00fck s\u0131k\u0131\u015ft\u0131rma kal\u0131c\u0131 deformasyonu \u00f6nemlidir \u00e7\u00fcnk\u00fc bir conta sa\u011flam g\u00f6r\u00fcnse bile temas bas\u0131nc\u0131n\u0131 kaybedebilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u0131k\u0131\u015ft\u0131rma kal\u0131c\u0131 deformasyon de\u011ferleri kolayca yanl\u0131\u015f kullan\u0131labilir. Kat\u0131 kau\u00e7uk i\u00e7in ASTM D395 ve h\u00fccresel malzemeler i\u00e7in ASTM D3574 farkl\u0131 numuneler ve prosed\u00fcrler kullan\u0131r. S\u0131cakl\u0131k, s\u0131k\u0131\u015ft\u0131rma y\u00fczdesi, geri kazan\u0131m s\u00fcresi ve numune kal\u0131nl\u0131\u011f\u0131 sonucu de\u011fi\u015ftirir. De\u011ferleri yaln\u0131zca test ko\u015fullar\u0131 e\u015fle\u015fti\u011finde kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bir kabin contas\u0131 veya pil muhafazas\u0131 i\u00e7in, sadece ilk s\u0131k\u0131\u015ft\u0131rma kuvvetini de\u011fil, daha fazlas\u0131n\u0131 kontrol ederiz. Ayr\u0131ca bo\u015fluk tolerans\u0131n\u0131, hedef s\u0131k\u0131\u015ft\u0131rmay\u0131, kuvvet gev\u015femesini, kapatma y\u00fck\u00fcn\u00fc ve eskime sonras\u0131 toparlanmay\u0131 da kontrol ederiz. Yumu\u015fak bir contan\u0131n a\u015f\u0131r\u0131 s\u0131k\u0131\u015ft\u0131r\u0131lmas\u0131, malzemenin kendisi uygun olsa bile kullan\u0131m \u00f6mr\u00fcn\u00fc k\u0131saltabilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Temizlik, biyouyumluluk ve g\u0131da ile temas uygulamalar\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silikon yayg\u0131n olarak \u015fu ama\u00e7larla kullan\u0131l\u0131r: <a href=\"https:\/\/rysilicone.com\/tr\/baby-silicone-feeding-set\/\">bebek \u00fcr\u00fcnleri<\/a>, Mutfak e\u015fyalar\u0131, t\u0131bbi bile\u015fenler, borular ve vanalar gibi alanlarda uygun kalitelerde silikon kullan\u0131l\u0131r \u00e7\u00fcnk\u00fc bu kaliteler \u0131s\u0131ya dayan\u0131kl\u0131l\u0131k, esneklik ve temiz kal\u0131plama \u00f6zelliklerini bir arada sunar. Ancak bu, her silikon kalitesinin ayn\u0131 olmad\u0131\u011f\u0131 anlam\u0131na gelmez. <a href=\"https:\/\/rysilicone.com\/tr\/food-grade-vs-medical-grade-silicone\/\">g\u0131da g\u00fcvenli veya t\u0131bbi s\u0131n\u0131f<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uygunluk, tam bile\u015fim ve nihai par\u00e7a test kapsam\u0131na aittir. FDA 21 CFR 177.2600, LFGB tavsiyeleri, USP S\u0131n\u0131f VI ve ISO 10993 farkl\u0131 sorulara cevap vermektedir. Pigmentler, k\u00fcrleme sonras\u0131 ko\u015fullar, kal\u0131p ay\u0131r\u0131c\u0131 maddeler, yap\u0131\u015ft\u0131r\u0131c\u0131lar ve bask\u0131, nihai par\u00e7ay\u0131 de\u011fi\u015ftirebilir. Malzemeyi onaylamadan \u00f6nce bile\u015fim beyan\u0131n\u0131 ve ilgili test raporunu isteyin.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Poli\u00fcretan\u0131 Ne Zaman Tercih Etmelisiniz?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Par\u00e7a kayma a\u015f\u0131nmas\u0131na, yuvarlanma temas\u0131na, darbeye, y\u00fcksek y\u00fcke maruz kald\u0131\u011f\u0131nda veya silikonun verimli bir \u015fekilde sa\u011flayamad\u0131\u011f\u0131 bir sertlik seviyesine ihtiya\u00e7 duydu\u011funda poli\u00fcretan tercih edin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A\u015f\u0131nmaya, kesilmeye ve y\u0131rt\u0131lmaya kar\u015f\u0131 dayan\u0131kl\u0131.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Poli\u00fcretan genellikle tekerlekler, silindirler, kaz\u0131y\u0131c\u0131lar, tahrik bile\u015fenleri, koruyucu pedler, madencilik par\u00e7alar\u0131 ve malzeme ta\u015f\u0131ma bile\u015fenleri i\u00e7in daha g\u00fc\u00e7l\u00fc bir adayd\u0131r. Amerikan Kimya Konseyi, poli\u00fcretan elastomerlerin a\u015f\u0131nma, darbe, kesikler, y\u0131rt\u0131lmalar, ya\u011flar ve \u00e7\u00f6z\u00fcc\u00fclere kar\u015f\u0131 dayan\u0131kl\u0131l\u0131k gibi \u00f6zelliklere sahip oldu\u011funu belirtmektedir. BASF ayr\u0131ca, y\u00fck ta\u015f\u0131ma kapasitesi ve a\u015f\u0131nma direncinin performans\u0131 belirledi\u011fi end\u00fcstriyel tekerlekler i\u00e7in de poli\u00fcretan\u0131 konumland\u0131rmaktad\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu avantaj teorik de\u011fildir. Tekrarlanan temaslarda, silikon y\u00fczey bir kenar\u0131ndan cilalanabilir, \u00e7izilebilir veya y\u0131rt\u0131labilirken, poli\u00fcretan k\u0131s\u0131m y\u00fck ta\u015f\u0131maya devam eder. Ar\u0131za genellikle standart bir \u00e7ekme numunesinin ortas\u0131nda de\u011fil, bir giri\u015f noktas\u0131nda, keskin bir k\u00f6\u015fede, yap\u0131\u015ft\u0131r\u0131lm\u0131\u015f aray\u00fczde veya yerel gerilim yo\u011funla\u015fmas\u0131nda ba\u015flar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A\u015f\u0131nma direncini DIN 53516 veya ASTM D5963 gibi bir test y\u00f6ntemiyle belirtin. &quot;M\u00fckemmel a\u015f\u0131nma direnci&quot; gibi bir ifade, tedarik\u00e7i kar\u015f\u0131la\u015ft\u0131rmas\u0131 i\u00e7in yeterli de\u011fildir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Y\u00fck ta\u015f\u0131ma ve darbe davran\u0131\u015f\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Poli\u00fcretan, y\u00fcksek \u00e7ekme dayan\u0131m\u0131, y\u0131rt\u0131lma dayan\u0131m\u0131 ve y\u00fck ta\u015f\u0131ma kapasitesine sahip olacak \u015fekilde form\u00fcle edilebilirken ayn\u0131 zamanda esnekli\u011fini de korur. Bu \u00f6zelli\u011fi sayesinde tamponlar, amortis\u00f6rler, tekerlekler, ba\u011flant\u0131 elemanlar\u0131 ve koruyucu par\u00e7alar i\u00e7in kullan\u0131\u015fl\u0131d\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sadece sertlik bu davran\u0131\u015f\u0131 a\u00e7\u0131klamaz. Shore A 80 sertli\u011findeki iki malzeme farkl\u0131 mod\u00fcl, geri tepme, histerezis, y\u0131rt\u0131lma mukavemeti ve \u0131s\u0131 birikimine sahip olabilir. Dinamik bir tekerlek i\u00e7in y\u00fck, h\u0131z, \u00e7al\u0131\u015fma d\u00f6ng\u00fcs\u00fc, g\u00f6bek tasar\u0131m\u0131, \u00e7al\u0131\u015fma s\u0131cakl\u0131\u011f\u0131 ve kabul edilebilir d\u00fcz nokta davran\u0131\u015f\u0131 gereklidir. Daha sert bir bile\u015fik y\u00fck kapasitesini art\u0131rabilir ancak daha fazla titre\u015fim iletebilir ve farkl\u0131 i\u00e7 \u0131s\u0131 \u00fcretebilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Geni\u015f sertlik ve i\u015fleme se\u00e7enekleri<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Poli\u00fcretan, d\u00f6kme elastomerleri, esnek ve sert k\u00f6p\u00fckleri, kaplamalar\u0131, yap\u0131\u015ft\u0131r\u0131c\u0131lar\u0131, s\u0131zd\u0131rmazl\u0131k malzemelerini ve termoplastik poli\u00fcretan\u0131 kapsar. Bu geni\u015f yelpaze, m\u00fchendislerin sertlik, yo\u011funluk, geri tepme, s\u00f6n\u00fcmleme ve i\u015fleme yolunu standart bir silikon kau\u00e7uk program\u0131na g\u00f6re daha geni\u015f bir \u015fekilde ayarlamas\u0131na olanak tan\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Buradaki dezavantaj, form\u00fclasyon hassasiyetidir. &quot;Poli\u00fcretan&quot; tek bir malzeme de\u011fildir. Polyester, polieter ve polikarbonat yumu\u015fak segmentleri farkl\u0131 davran\u0131r. \u0130zosiyanat kimyas\u0131 ayr\u0131ca UV stabilitesini, mekanik davran\u0131\u015f\u0131 ve i\u015flemeyi de etkiler. Sadece Shore sertli\u011fini sabit tutan bir tedarik\u00e7i de\u011fi\u015fikli\u011fi bile kullan\u0131m \u00f6mr\u00fcn\u00fc de\u011fi\u015ftirebilir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Boyanabilirlik ve yap\u0131\u015fma<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Boyama gerektiren yap\u0131 derzleri ve montajlar\u0131 i\u00e7in poli\u00fcretan mastik genellikle daha kolay entegre edilir. Bir\u00e7ok silikon y\u00fczeyin boyanmas\u0131 zordur ve <a href=\"https:\/\/rysilicone.com\/tr\/how-to-bond-silicone-rubber\/\">ba\u011f kurmak zor<\/a> Plazma i\u015flemi, astar veya silikona \u00f6zg\u00fc yap\u0131\u015ft\u0131r\u0131c\u0131 kullan\u0131lmadan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bunu &quot;poli\u00fcretan daha iyi yap\u0131\u015f\u0131r&quot; \u015feklinde genelle\u015ftirmeyin. Yap\u0131\u015fma, alt tabakaya, y\u00fczey enerjisine, kirlili\u011fe, astara, derz hareketine, k\u00fcrlenme durumuna ve yap\u0131\u015ft\u0131r\u0131c\u0131 kimyas\u0131na ba\u011fl\u0131d\u0131r. Cam, anotlanm\u0131\u015f al\u00fcminyum, boyal\u0131 metal, ABS, naylon ve i\u015flenmemi\u015f polipropilen farkl\u0131 do\u011frulama gerektirir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Is\u0131, su ve kimyasallar karar\u0131 nas\u0131l de\u011fi\u015ftirir?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Do\u011fru cevap, maruz kalma s\u00fcresine, konsantrasyona, s\u0131cakl\u0131\u011fa ve mekanik gerilime ba\u011fl\u0131d\u0131r. Oda s\u0131cakl\u0131\u011f\u0131nda yap\u0131lan k\u0131sa bir silme testi, 80\u00b0C&#039;de s\u00fcrekli dald\u0131rma i\u015fleminin sonu\u00e7lar\u0131n\u0131 \u00f6ng\u00f6rmez.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Su ve hidroliz<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silikon d\u00fc\u015f\u00fck su emme \u00f6zelli\u011fine sahiptir ve genellikle nemli veya \u0131slak ortamlarda iyi performans g\u00f6sterir. Poli\u00fcretan performans\u0131, yumu\u015fak segment kimyas\u0131na b\u00fcy\u00fck \u00f6l\u00e7\u00fcde ba\u011fl\u0131d\u0131r. Polieter poli\u00fcretan genellikle polyester poli\u00fcretandan daha iyi hidroliz direncine sahiptir. Polyester t\u00fcrleri g\u00fc\u00e7l\u00fc mekanik ve ya\u011f direnci \u00f6zellikleri sa\u011flayabilir, ancak uzun s\u00fcreli s\u0131cak su veya y\u00fcksek nem maruziyetinde mukavemetini kaybedebilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu durum s\u0131kl\u0131kla g\u00f6zden ka\u00e7\u0131r\u0131l\u0131r \u00e7\u00fcnk\u00fc her iki kalite de k\u0131sa s\u00fcreli oda s\u0131cakl\u0131\u011f\u0131nda bekletmeye dayanabilir. Hidroliz \u0131s\u0131 ile h\u0131zlan\u0131r. Islak ortamlarda kullan\u0131lan poli\u00fcretan par\u00e7alar i\u00e7in, \u00fczerinde anla\u015f\u0131lan bir ya\u015fland\u0131rma ko\u015fulundan sonra \u00e7ekme dayan\u0131m\u0131, uzama dayan\u0131m\u0131, sertlik de\u011fi\u015fimi ve boyutsal de\u011fi\u015fim \u00f6zelliklerini isteyin.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-1024x576.jpg\" alt=\"\" class=\"wp-image-18938\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ya\u011flar, yak\u0131tlar, \u00e7\u00f6z\u00fcc\u00fcler, asitler ve alkaliler<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Polimer ailelerinden hi\u00e7biri her konuda \u00fcst\u00fcnl\u00fck sa\u011flayam\u0131yor. <a href=\"https:\/\/rysilicone.com\/tr\/chemical-properties-of-silicone\/\">kimyasal maruziyet<\/a>. Silikon baz\u0131 yak\u0131tlar, ya\u011flar ve polar olmayan \u00e7\u00f6z\u00fcc\u00fclerde \u015fi\u015febilir. Poli\u00fcretan ya\u011flara ve a\u015f\u0131nmaya kar\u015f\u0131 iyi diren\u00e7 g\u00f6sterebilir, ancak konsantre asitler veya alkali \u00e7\u00f6zeltiler baz\u0131 \u00e7e\u015fitlerine zarar verebilir. BASF, poli\u00fcretan\u0131n kimyasal direncinin maruz kalma s\u00fcresi, s\u0131cakl\u0131k, konsantrasyon ve kimyasal t\u00fcr\u00fcne ba\u011fl\u0131 olarak de\u011fi\u015fti\u011fini ve bozulman\u0131n \u015fi\u015fme ve molek\u00fcler zincir k\u0131r\u0131lmas\u0131n\u0131 takip edebilece\u011fini belirtmektedir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D471 veya ilgili bir uygulama standard\u0131na dayal\u0131 bir dald\u0131rma testi kullan\u0131n. Hacim de\u011fi\u015fimini, k\u00fctle de\u011fi\u015fimini, sertli\u011fi, \u00e7ekme dayan\u0131m\u0131n\u0131 ve g\u00f6rsel durumu kaydedin. Sadece baz polimeri de\u011fil, renkli bile\u015fi\u011fin kendisini test edin.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kal\u0131planm\u0131\u015f par\u00e7alar i\u00e7in hangi malzeme daha iyidir?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Par\u00e7a geometrisi ve hacmi, \u00f6zellik tablosundan \u00f6nce \u00fcretim yolunu belirleyebilir.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-1024x576.jpg\" alt=\"\" class=\"wp-image-18940\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Silikon kal\u0131plama yollar\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rysilicone.com\/tr\/complete-silicone-material-guide\/\">Y\u00fcksek k\u0131vaml\u0131 silikon kau\u00e7uk<\/a> Bile\u015fime ve geometriye ba\u011fl\u0131 olarak s\u0131k\u0131\u015ft\u0131rma kal\u0131plama, transfer kal\u0131plama, ekstr\u00fczyon veya enjeksiyon kal\u0131plama y\u00f6ntemleriyle \u00fcretilebilir. S\u0131v\u0131 silikon kau\u00e7uk, iki bile\u015fenli bir \u00f6l\u00e7\u00fcm sistemi, so\u011fuk yolluk ve \u0131s\u0131tmal\u0131 bir kal\u0131p kullan\u0131r. LSR, y\u00fcksek hacimli par\u00e7alar, ince kesitler, otomatik kal\u0131ptan \u00e7\u0131karma ve kal\u0131p \u00fcst\u00fc kaplama i\u00e7in, alet ve alt tabaka buna uygun \u015fekilde tasarland\u0131\u011f\u0131nda iyi sonu\u00e7 verir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rysilicone.com\/tr\/high-precision-silicone-molding\/\">Silikon kal\u0131plama<\/a> Ay\u0131rma hatt\u0131nda ve havaland\u0131rma deliklerinde \u00e7apak kontrol\u00fc yap\u0131lmal\u0131d\u0131r. D\u00fc\u015f\u00fck viskoziteli LSR \u00e7ok k\u00fc\u00e7\u00fck bo\u015fluklara girebilir. Bu nedenle, tak\u0131m uyumu, vakum, enjeksiyon bas\u0131nc\u0131 ve s\u0131k\u0131\u015ft\u0131rma stabilitesi, genel bir malzeme kar\u015f\u0131la\u015ft\u0131rmas\u0131n\u0131n \u00f6nerdi\u011finden daha fazla \u00e7apa\u011f\u0131 etkiler.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Poli\u00fcretan kal\u0131plama yollar\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f6kme poli\u00fcretan, d\u00fc\u015f\u00fck ila orta hacimli, kal\u0131n kesitli, silindir, tekerlek ve b\u00fcy\u00fck elastomerik par\u00e7alar i\u00e7in kullan\u0131\u015fl\u0131d\u0131r. Reaksiyon enjeksiyon kal\u0131plama, daha b\u00fcy\u00fck par\u00e7alar\u0131 ve karma\u015f\u0131k \u015fekilleri destekler. TPU, termoplastik ekipmanlarla enjeksiyon kal\u0131plama veya ekstr\u00fczyon y\u00f6ntemiyle \u00fcretilebilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nem kontrol\u00fc bir\u00e7ok poli\u00fcretan sistem i\u00e7in kritik \u00f6neme sahiptir. Polioller, prepolimerler, dolgu maddeleri, kal\u0131plar ve ortam havas\u0131 su i\u00e7erebilir. Su, izosiyanat ile reaksiyona girerek karbondioksit, kabarc\u0131klar, bo\u015fluklar veya tutars\u0131z \u00f6zellikler olu\u015fturabilir. Bu nedenle kurutma, kar\u0131\u015f\u0131m oran\u0131, gaz giderme, kal\u0131p s\u0131cakl\u0131\u011f\u0131 ve son k\u00fcrleme, proses spesifikasyonunda yer almal\u0131d\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Silikon, poli\u00fcretandan daha m\u0131 pahal\u0131?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Silikon genellikle daha y\u00fcksek malzeme fiyat\u0131na sahiptir, ancak par\u00e7a fiyat\u0131 yaln\u0131zca polimer ailesine bakarak tahmin edilemez.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Maliyet fakt\u00f6r\u00fc<\/th><th>Silikon etkisi<\/th><th>Poli\u00fcretan darbe<\/th><\/tr><\/thead><tbody><tr><td>Hammadde<\/td><td>Genellikle daha y\u00fcksek<\/td><td>Genellikle daha d\u00fc\u015f\u00fck, kimyasal bile\u015fime ba\u011fl\u0131 olarak b\u00fcy\u00fck farkl\u0131l\u0131klar g\u00f6sterir.<\/td><\/tr><tr><td>Tak\u0131mlama<\/td><td>LSR fla\u015f\u0131n\u0131 kontrol etmek i\u00e7in hassas aletler gerekebilir.<\/td><td>D\u00f6k\u00fcm kal\u0131plama d\u00fc\u015f\u00fck hacimlerde ekonomik olabilir; TPU enjeksiyon kal\u0131plama ise plastiklere benzer olabilir.<\/td><\/tr><tr><td>D\u00f6ng\u00fc ve tedavi<\/td><td>LSR h\u0131zl\u0131 otomatik d\u00f6ng\u00fcleri destekleyebilir; HCR ise ikincil bir son k\u00fcrleme gerektirebilir.<\/td><td>D\u00f6k\u00fcm sistemleri kontroll\u00fc k\u00fcrleme ve son k\u00fcrleme gerektirebilir; TPU ise termoplastik d\u00f6ng\u00fclerde \u00e7al\u0131\u015fabilir.<\/td><\/tr><tr><td>Hurdaya ay\u0131rma ve yeniden i\u015fleme<\/td><td>Termoset silikon yeniden eritilemez.<\/td><td>Termoset poli\u00fcretan yeniden eritilemez; TPU art\u0131klar\u0131, kalite s\u0131n\u0131rlar\u0131na tabi olmak kayd\u0131yla geri d\u00f6n\u00fc\u015ft\u00fcr\u00fclebilir.<\/td><\/tr><tr><td>\u0130kincil i\u015flemler<\/td><td>Plazma, astar veya \u00f6zel yap\u0131\u015ft\u0131r\u0131c\u0131 gerekebilir.<\/td><td>Y\u00fczey i\u015flemi veya astar yine de gerekebilir; boyanabilirlik, ikincil karma\u015f\u0131kl\u0131\u011f\u0131 azaltabilir.<\/td><\/tr><tr><td>Hizmet \u00f6mr\u00fc<\/td><td>S\u0131cak, d\u0131\u015f mekan veya uzun s\u00fcreli s\u0131zd\u0131rmazl\u0131k uygulamalar\u0131nda fiyat avantaj\u0131 sa\u011flayabilir.<\/td><td>A\u015f\u0131nd\u0131r\u0131c\u0131, darbeli veya y\u00fcksek y\u00fck uygulamalar\u0131nda fiyat avantaj\u0131 sa\u011flayabilir.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Do\u011fru kar\u015f\u0131la\u015ft\u0131rma, gerekli kullan\u0131m \u00f6mr\u00fc boyunca toplam par\u00e7a maliyeti \u00fczerinden yap\u0131lmal\u0131d\u0131r. S\u0131zd\u0131rmazl\u0131k \u00f6zelli\u011fini erken kaybeden daha ucuz bir conta asl\u0131nda daha ucuz de\u011fildir. A\u015f\u0131nd\u0131r\u0131c\u0131 temasta h\u0131zla a\u015f\u0131nan y\u00fcksek kaliteli bir silikon rulo da iyi bir sat\u0131n alma de\u011fildir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Silikon ve Poli\u00fcretan Se\u00e7imi \u0130\u00e7in Pratik Bir Y\u00f6ntem<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0130lk kabul edilemez hataya neden olacak uygulama s\u0131n\u0131r\u0131n\u0131 kullan\u0131n.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>S\u00fcrekli ve en y\u00fcksek s\u0131cakl\u0131\u011f\u0131, \u00e7evrim say\u0131s\u0131n\u0131 ve bekleme s\u00fcresini de i\u00e7erecek \u015fekilde tan\u0131mlay\u0131n.<\/li>\n\n\n\n<li>Statik y\u00fck\u00fc, dinamik y\u00fck\u00fc, s\u0131k\u0131\u015ft\u0131rmay\u0131, kayma h\u0131z\u0131n\u0131 ve darbe frekans\u0131n\u0131 kaydedin.<\/li>\n\n\n\n<li>S\u0131v\u0131lar\u0131 konsantrasyon, s\u0131cakl\u0131k ve maruz kalma s\u00fcresiyle birlikte listeleyin.<\/li>\n\n\n\n<li>D\u0131\u015f mekan maruziyeti, UV \u0131\u015f\u0131nlar\u0131, ozon, nem ve istenen g\u00f6r\u00fcn\u00fcm\u00fc tan\u0131mlay\u0131n.<\/li>\n\n\n\n<li>S\u0131k\u0131\u015ft\u0131rma kal\u0131c\u0131 deformasyonu, a\u015f\u0131nma kayb\u0131, \u00e7ekme dayan\u0131m\u0131, sertlik de\u011fi\u015fimi, \u015fi\u015fme ve renk de\u011fi\u015fimi i\u00e7in \u00f6l\u00e7\u00fclebilir kabul edilebilir s\u0131n\u0131rlar belirleyin.<\/li>\n\n\n\n<li>Test y\u00f6ntemini ar\u0131za moduyla e\u015fle\u015ftirdikten sonra malzeme ailesini ve kalitesini se\u00e7in.<\/li>\n\n\n\n<li>\u00dcretim s\u00fcrecinden elde edilen kal\u0131planm\u0131\u015f par\u00e7alar\u0131n do\u011frulu\u011funu teyit edin. Plakalar ve tedarik\u00e7i veri sayfalar\u0131, giri\u015f noktalar\u0131n\u0131, kaynak alanlar\u0131n\u0131, \u00f6rg\u00fc hatlar\u0131n\u0131, yap\u0131\u015ft\u0131r\u0131lm\u0131\u015f ek par\u00e7alar\u0131 veya \u00fcretim varyasyonlar\u0131n\u0131 kaydetmez.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-1024x576.jpg\" alt=\"\" class=\"wp-image-18941\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Fiyat teklifi verilmeden \u00f6nce hangi bilgilere ihtiya\u00e7 duyulmaktad\u0131r?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Faydal\u0131 bir malzeme \u00f6nerisi i\u00e7in, \u00e7izimi, y\u0131ll\u0131k hacmi, sertlik hedefini, s\u0131cakl\u0131k aral\u0131\u011f\u0131n\u0131, y\u00fck ko\u015fulunu, kimyasal maruziyeti, gerekli \u00f6mr\u00fc, rengi, uyumluluk kapsam\u0131n\u0131 ve mevcut ar\u0131za modunu g\u00f6nderin. Mevcut bir par\u00e7a de\u011fi\u015ftiriliyorsa, malzeme s\u0131n\u0131f\u0131n\u0131 ve test raporlar\u0131n\u0131 da ekleyin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Silikon, \u0131s\u0131ya, hava ko\u015fullar\u0131na ve uzun s\u00fcreli s\u0131zd\u0131rmazl\u0131\u011fa kar\u015f\u0131 daha g\u00fc\u00e7l\u00fc bir malzemedir. Poli\u00fcretan ise a\u015f\u0131nmaya, darbeye ve y\u00fcke kar\u015f\u0131 daha g\u00fc\u00e7l\u00fc bir malzemedir. Nihai karar, polimerin ad\u0131na de\u011fil, kalitesine, geometrisine, i\u015flemine ve do\u011frulama ko\u015fullar\u0131na ba\u011fl\u0131d\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Teknik Referanslar<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.xometry.com\/resources\/materials\/silicone-vs-polyurethane\/\" target=\"_blank\" rel=\"noopener\">Xometry: Silikon mu, Poli\u00fcretan m\u0131?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.rogerscorp.com\/elastomeric-material-solutions\/bisco-silicones\" target=\"_blank\" rel=\"noopener\">Rogers BISCO Silikon Malzeme Genel Bak\u0131\u015f<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.conro.com\/downloads\/Manuals\/Dowsil-Sylgard-186-Silicone-Elastomer-5.5KG-Kit-TDS.pdf\" target=\"_blank\" rel=\"noopener\">Dow SYLGARD 186 Silikon Elastomer Teknik Verileri<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.americanchemistry.com\/industry-groups\/center-for-the-polyurethanes-industry-cpi\/applications-benefits\/polyurethane-coatings-adhesives-sealants-and-elastomers-case\" target=\"_blank\" rel=\"noopener\">Amerikan Kimya Konseyi: Poli\u00fcretan CASE Uygulamalar\u0131<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.americanchemistry.com\/content\/download\/4821\/file\/Polyurethane-and-Thermal-Degradation-Guidance.pdf\" target=\"_blank\" rel=\"noopener\">Amerikan Kimya Konseyi: Poli\u00fcretan Termal Bozunma K\u0131lavuzu<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.basf.com\/dam\/jcr%3Ae42483e4-4087-3544-a6a2-f958427c1030\/Elastollan_Properties-Chemical-Properties.pdf\" target=\"_blank\" rel=\"noopener\">BASF: Elastollan Kimyasal \u00d6zellikleri<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Silicone vs polyurethane is not a contest with one universal winner. The choice depends on the load, temperature, environment, service life, and manufacturing route. Choose silicone for temperature extremes, UV exposure, and long-term sealing. Choose polyurethane for abrasion, load-bearing, impact, and broad hardness options. That simple rule prevents many early mistakes. It is not enough [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":18939,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1045],"tags":[],"class_list":["post-4705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicone-materials"],"_links":{"self":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/4705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/comments?post=4705"}],"version-history":[{"count":1,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/4705\/revisions"}],"predecessor-version":[{"id":18943,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/4705\/revisions\/18943"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/media\/18939"}],"wp:attachment":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/media?parent=4705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/categories?post=4705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/tags?post=4705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}