{"id":1029,"date":"2018-09-06T15:01:38","date_gmt":"2018-09-06T15:01:38","guid":{"rendered":"https:\/\/www.kikplastics.nl\/polyphtalamide\/"},"modified":"2018-10-03T11:33:23","modified_gmt":"2018-10-03T11:33:23","slug":"polyphtalamide","status":"publish","type":"page","link":"https:\/\/kikplastics.nl\/de\/polyphtalamide\/","title":{"rendered":"Polyphtalamide"},"content":{"rendered":"[vc_row][vc_column css=&#8220;.vc_custom_1537867028160{margin-bottom: 0px !important;}&#8220;]<div class=\"templatera_shortcode\"><div data-vc-full-width=\"true\" data-vc-full-width-init=\"false\" data-vc-stretch-content=\"true\" class=\"vc_row wpb_row vc_row-fluid pagina-header-row vc_row-no-padding wpex-vc-row-stretched\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner \"><div class=\"wpb_wrapper\">\n\t<div  class=\"wpb_single_image wpb_content_element vc_align_\">\n\t\t\n\t\t<figure class=\"wpb_wrapper vc_figure\">\n\t\t\t<div class=\"vc_single_image-wrapper   vc_box_border_grey\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"450\" src=\"https:\/\/kikplastics.nl\/wp-content\/uploads\/2018\/09\/header-materialen.jpg\" class=\"vc_single_image-img attachment-full\" alt=\"\" srcset=\"https:\/\/kikplastics.nl\/wp-content\/uploads\/2018\/09\/header-materialen.jpg 1920w, https:\/\/kikplastics.nl\/wp-content\/uploads\/2018\/09\/header-materialen-300x70.jpg 300w, https:\/\/kikplastics.nl\/wp-content\/uploads\/2018\/09\/header-materialen-768x180.jpg 768w, https:\/\/kikplastics.nl\/wp-content\/uploads\/2018\/09\/header-materialen-1024x240.jpg 1024w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/div>\n\t\t<\/figure>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row-full-width vc_clearfix\"><\/div><\/div>[\/vc_column][\/vc_row][vc_row el_class=&#8220;pagina-intro-row&#8220;][vc_column][vc_column_text]\n<h1>PPA<\/h1>\n<p><strong>Polyphthalamid (PPA) steht f\u00fcr eine Reihe von Nylonsorten mit erh\u00f6hter Temperaturbest\u00e4ndigkeit. Sie halten Temperaturen bis 180 \u00b0C kontinuierlich stand und haben ein \u00e4u\u00dferst interessantes Preis-Leistungsverh\u00e4ltnis. PPA wird in der Automobil- und elektronischen Industrie vielfach eingesetzt, auch auf Basis seiner chemischen Best\u00e4ndigkeit und ausgezeichneten mechanischen und tribologischen Spezifikationen. Anwendungsbeispiele sind Lagergeh\u00e4use, Anschlu\u00dfstecker, Geh\u00e4use, Reflektoren, Induktionsspulen und Kunststoffteile unter der Motorhaube. Auch die Verwendung in Kombination mit h\u00f6heren elektrischen Spannungen ist m\u00f6glich, z. B. in Sicherungshaltern.<\/strong><\/p>\n<p>PPA kann \u2013 je nach Belastung \u2013 bei bis zu 180 \u00b0C genutzt werden, mit vor\u00fcbergehenden Ausrei\u00dfern bis 280 \u00b0C. Die Feuchtigkeitsaufnahme ist 2,5 % bei 23 \u00b0C \/ 50 % rLF und 8 % nach S\u00e4ttigung im Wasser, doch diese Werte werden erst nach sehr langer Zeit erreicht. In der Praxis ist die Feuchtigkeitsaufnahme von glasfaserverst\u00e4rktem PPA weniger als 0,3 % nach 24 Stunden bei 23 \u00b0C.<\/p>\n<p>Die Best\u00e4ndigkeit gegen die meisten organischen L\u00f6sungen wie Alkohol, Ketone, halogenierte, aliphatische und aromatische Kohlenwasserstoffe ist ausgezeichnet, ebenso wie gegen w\u00e4ssrige L\u00f6sungen von S\u00e4uren, alkalische Stoffe, \u00d6le, Fette und Schmiermittel. Kontakt mit starken S\u00e4uren und Phenolen ist zu vermeiden.<\/p>\n<p>PPA ist weniger anf\u00e4llig gegen UV als PA6.6., aber die Zugabe von schwarzem Kohlenstoff sorgt f\u00fcr eine ansehnliche Verbesserung. Das Material ist gut best\u00e4ndig gegen Kaltverformung und zeichnet sich durch eine un\u00fcbertroffene Kombination von Unbiegsamkeit und St\u00e4rke aus, rund 30 % besser als die von PA6.6.[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1029","page","type-page","status-publish","hentry","entry","no-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Polyphtalamide - KIK Powerful Plastics<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kikplastics.nl\/de\/polyphtalamide\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Polyphtalamide - 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