{"id":434,"date":"2025-05-12T07:12:03","date_gmt":"2025-05-12T07:12:03","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=434"},"modified":"2025-05-12T07:29:41","modified_gmt":"2025-05-12T07:29:41","slug":"astm-d202","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/it\/astm-d202","title":{"rendered":"ASTM D202"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"434\" class=\"elementor elementor-434\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e87c6b2 e-flex e-con-boxed e-con e-parent\" data-id=\"e87c6b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d087c52 e-con-full e-flex e-con e-child\" data-id=\"d087c52\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d9f31fd elementor-invisible elementor-widget elementor-widget-image\" data-id=\"d9f31fd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202.webp\" class=\"attachment-large size-large wp-image-436\" alt=\"ASTM D202\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202-300x100.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202-18x6.webp 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-60fbb6b e-con-full e-flex e-con e-child\" data-id=\"60fbb6b\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e3633c elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"0e3633c\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Carta non trattata utilizzata per l'isolamento elettrico<br>ATTRITO SUPERFICIALE<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a73bac6 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"a73bac6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"394\" data-end=\"1054\">La valutazione accurata delle propriet\u00e0 superficiali della carta per isolamento elettrico \u00e8 fondamentale per garantire prestazioni costanti in applicazioni complesse. <strong data-start=\"541\" data-end=\"554\">ASTM D202<\/strong>, lo Standard Test Methods for Sampling and Testing Untreated Paper Used for Electrical Insulation (Metodi di prova standard per il campionamento e la prova della carta non trattata utilizzata per l'isolamento elettrico), fornisce una linea guida completa per la misurazione della qualit\u00e0 della carta. <strong data-start=\"708\" data-end=\"747\">angolo di scorrimento coefficiente di attrito<\/strong>-un fattore critico per la gestione della carta, soprattutto negli ambienti di lavorazione ad alta velocit\u00e0.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0364755 e-flex e-con-boxed e-con e-parent\" data-id=\"0364755\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f673fbc elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"f673fbc\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Importanza dell'ASTM D202 nei test sulla carta<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-156f03e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"156f03e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1107\" data-end=\"1318\">L'ASTM D202 si concentra sulla carta isolante elettrica non trattata utilizzata in apparecchiature come motori, trasformatori e cavi. Tra i vari test meccanici, <strong data-start=\"1258\" data-end=\"1278\">attrito superficiale<\/strong> Il test ha un significato particolare.<\/p><p class=\"\" data-start=\"1320\" data-end=\"1358\">Le propriet\u00e0 di attrito hanno un impatto diretto:<\/p><ul><li data-start=\"1361\" data-end=\"1411\">Efficienza dell'avvolgimento del nastro durante l'assemblaggio dell'isolamento<\/li><li data-start=\"1414\" data-end=\"1440\">Facilit\u00e0 di avvolgimento del conduttore<\/li><li data-start=\"1443\" data-end=\"1490\">Integrit\u00e0 meccanica durante la piegatura e il ripiegamento<\/li><li data-start=\"1493\" data-end=\"1539\">Resistenza allo scivolamento durante la lavorazione e l'impilamento<\/li><\/ul><p class=\"\" data-start=\"1541\" data-end=\"1669\">Un attrito mal controllato pu\u00f2 provocare <strong data-start=\"1582\" data-end=\"1595\">rughe<\/strong>, <strong data-start=\"1597\" data-end=\"1613\">disallineamento<\/strong>, o <strong data-start=\"1618\" data-end=\"1638\">guasto del materiale<\/strong> durante l'applicazione dell'isolamento.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38e9bd9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"38e9bd9\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Procedura di test: Test COF su carta non trattata<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4a43e8 e-con-full e-flex e-con e-child\" data-id=\"b4a43e8\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-949eee6 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"949eee6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2505\" data-end=\"2563\">Per eseguire il <strong data-start=\"2520\" data-end=\"2548\">Carta non trattata Test COF<\/strong> secondo ASTM D202:<\/p><ol><li data-start=\"2568\" data-end=\"2683\"><strong data-start=\"2568\" data-end=\"2589\">Preparare i campioni<\/strong>: Taglio dei campioni in direzione della macchina (MD) - 63 mm \u00d7 170 mm per il blocco; 200 mm \u00d7 250 mm per il piano.<\/li><li data-start=\"2687\" data-end=\"2783\"><strong data-start=\"2687\" data-end=\"2710\">Condizionare la carta<\/strong>: Seguire le linee guida ASTM e TAPPI per stabilizzare l'umidit\u00e0 e la temperatura.<\/li><li data-start=\"2787\" data-end=\"2874\"><strong data-start=\"2787\" data-end=\"2805\">Allegare campioni<\/strong>: Applicare uniformemente la carta sul piano inclinato e sul blocco di scorrimento.<\/li><li data-start=\"2878\" data-end=\"2896\"><strong data-start=\"2878\" data-end=\"2895\">Iniziare i test<\/strong>:<\/li><\/ol><ul><li style=\"list-style-type: none;\"><ul><li data-start=\"2902\" data-end=\"2958\">Posizionare il blocco alla base del piano e iniziare a inclinare la superficie.<\/li><li data-start=\"2964\" data-end=\"3016\">Picchiettare leggermente per avviare il movimento quando l'angolo aumenta.<\/li><li data-start=\"3022\" data-end=\"3088\">L'angolo di attrito finale viene registrato una volta che il blocco scivola senza assistenza.<\/li><\/ul><\/li><\/ul><p class=\"\" data-start=\"3090\" data-end=\"3189\">Le misurazioni multiple garantiscono l'affidabilit\u00e0 statistica, con la <strong data-start=\"3153\" data-end=\"3179\">angolo di attrito medio<\/strong> segnalato.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e43e1f1 elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-video\" data-id=\"e43e1f1\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=Vn7UkJVWEC8&amp;list=PLsDmI6vEjk0WTw0amtBo5ivnyoX_33goI&amp;index=1&amp;pp=iAQB&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;mute&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;_animation&quot;:&quot;fadeInRight&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9d958da e-flex e-con-boxed e-con e-parent\" data-id=\"9d958da\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5055911 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5055911\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Tester del coefficiente di attrito dell'angolo di scorrimento in ASTM D202<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0424cfa e-con-full e-grid e-con e-child\" data-id=\"0424cfa\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-a290580 e-con-full e-flex e-con e-child\" data-id=\"a290580\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7cac45b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"7cac45b\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1737\" data-end=\"1999\">Il <strong data-start=\"1741\" data-end=\"1787\">tester del coefficiente di attrito dell'angolo di scorrimento<\/strong> svolge un ruolo centrale nell'ASTM D202. Il test valuta il modo in cui un pezzo di carta non trattata scivola su un altro o su superfici lisce come il metallo, simulando cos\u00ec le reali condizioni di manipolazione nell'isolamento elettrico.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02517ec elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"02517ec\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Caratteristiche dell'apparecchiatura di prova:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38c9c0f elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"38c9c0f\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li data-start=\"2034\" data-end=\"2122\"><strong data-start=\"2034\" data-end=\"2053\">Piano inclinato:<\/strong> Regolabile tra 0\u00b0 e 30\u00b0, con superficie in materiale liscio e rigido.<\/li><li data-start=\"2125\" data-end=\"2213\"><strong data-start=\"2125\" data-end=\"2143\">Blocco scorrevole:<\/strong> 235 g \u00b1 10 g, in legno duro con bordi arrotondati, usato per tenere il campione.<\/li><li data-start=\"2216\" data-end=\"2313\"><strong data-start=\"2216\" data-end=\"2247\">Misura dell'angolo di attrito:<\/strong> L'angolo viene registrato quando il blocco scivola senza essere toccato dall'esterno.<\/li><\/ul><p class=\"\" data-start=\"2315\" data-end=\"2449\">Il <strong data-start=\"2319\" data-end=\"2334\">angolo di scorrimento<\/strong> \u00e8 direttamente correlato alla <strong data-start=\"2362\" data-end=\"2396\">coefficiente di attrito statico<\/strong>, calcolato utilizzando la tangente dell'angolo misurato.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3a3fc5c e-con-full e-flex e-con e-child\" data-id=\"3a3fc5c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f5aa253 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"f5aa253\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.coefficientfriction.com\/it\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202.webp\" class=\"attachment-large size-large wp-image-436\" alt=\"ASTM D202\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202-300x100.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/05\/ASTM-D202-18x6.webp 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e1f2e3 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"9e1f2e3\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.coefficientfriction.com\/it\/coefficient-of-friction-testing-equipment\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/elementor\/thumbs\/Inclined-Plane-Coefficient-of-Friction-Tester-02-r3gradsbucsajlkptro0k9osom1smq3i9118z6ksx4.webp\" title=\"Tester del coefficiente di attrito su piano inclinato 02\" alt=\"Tester del coefficiente di attrito su piano inclinato 02\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f7106d9 e-flex e-con-boxed e-con e-parent\" data-id=\"f7106d9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-694940d e-con-full e-flex e-con e-child\" data-id=\"694940d\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8ea1c6c e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"8ea1c6c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f6ee6d5 elementor-widget elementor-widget-heading\" data-id=\"f6ee6d5\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Perch\u00e9 i test di attrito sono importanti<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-663e3cc elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"663e3cc\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3230\" data-end=\"3315\">L'attrito tra carte non trattate o tra carta e metalli di avvolgimento influisce:<\/p><ul><li data-start=\"3318\" data-end=\"3339\">Affidabilit\u00e0 dell'alimentazione del nastro<\/li><li data-start=\"3342\" data-end=\"3368\">Coerenza della velocit\u00e0 di avvolgimento<\/li><li data-start=\"3371\" data-end=\"3407\">Prevenzione di sovrapposizioni o strappi<\/li><li data-start=\"3410\" data-end=\"3455\">Sicurezza e prestazioni delle apparecchiature isolate<\/li><\/ul><p class=\"\" data-start=\"3457\" data-end=\"3666\">Utilizzando la norma ASTM D202, i produttori e gli ingegneri addetti al controllo qualit\u00e0 ottengono una <strong data-start=\"3528\" data-end=\"3552\">misura quantificabile<\/strong> delle prestazioni di attrito della carta, consentendo loro di soddisfare le specifiche dei clienti e di ottimizzare i processi produttivi.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b0586e5 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"b0586e5\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-f9046cc e-con-full e-flex e-con e-child\" data-id=\"f9046cc\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c4f0b8e elementor-widget elementor-widget-heading\" data-id=\"c4f0b8e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Applicazioni in tutti i settori<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2186d6f elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"2186d6f\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"4404\" data-end=\"4463\">Il metodo di analisi COF ASTM D202 \u00e8 vantaggioso per diversi settori:<\/p><ul><li data-start=\"4466\" data-end=\"4543\"><strong data-start=\"4466\" data-end=\"4490\">Apparecchiature elettriche<\/strong>: Garantisce la sicurezza e la durata degli strati isolanti.<\/li><li data-start=\"4546\" data-end=\"4623\"><strong data-start=\"4546\" data-end=\"4559\">Imballaggio<\/strong>: Aiuta a selezionare i fogli che non si spostano o scivolano durante la spedizione.<\/li><li data-start=\"4626\" data-end=\"4706\"><strong data-start=\"4626\" data-end=\"4651\">Tessile e adesivi<\/strong>: Verifica l'aderenza e l'interazione del materiale.<\/li><li data-start=\"4709\" data-end=\"4790\"><strong data-start=\"4709\" data-end=\"4732\">Produzione di carta<\/strong>: Supporta l'ottimizzazione del processo in base al comportamento della superficie.<\/li><\/ul><p class=\"\" data-start=\"4792\" data-end=\"4886\">Che si tratti di ricerca e sviluppo o di produzione, la comprensione e il controllo di <strong data-start=\"4852\" data-end=\"4872\">attrito superficiale<\/strong> \u00e8 essenziale.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3ffb8af e-flex e-con-boxed e-con e-parent\" data-id=\"3ffb8af\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8176736 elementor-widget elementor-widget-heading\" data-id=\"8176736\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cell Instruments COF-03<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cdc8801 e-con-full e-flex e-con e-child\" data-id=\"cdc8801\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4d5d6b7 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"4d5d6b7\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3726\" data-end=\"3950\">Per un'esecuzione precisa ed efficiente della norma ASTM D202, <strong data-start=\"3776\" data-end=\"3830\">Cell Instruments' COF-03 Tester COF a piano inclinato<\/strong> \u00e8 una scelta di alto livello. Progettato specificamente per valutare il <strong data-start=\"3891\" data-end=\"3930\">angolo di scorrimento coefficiente di attrito<\/strong>Il COF-03 offre:<\/p><ul><li data-start=\"3954\" data-end=\"3992\"><strong data-start=\"3954\" data-end=\"3992\">Elevata precisione di misura (\u00b10,01\u00b0)<\/strong><\/li><li data-start=\"3995\" data-end=\"4031\"><strong data-start=\"3995\" data-end=\"4031\">Sollevamento automatico controllato da PLC<\/strong><\/li><li data-start=\"4034\" data-end=\"4078\"><strong data-start=\"4034\" data-end=\"4078\">Visualizzazione dell'angolo di attrito e del COF in tempo reale<\/strong><\/li><li data-start=\"4081\" data-end=\"4127\"><strong data-start=\"4081\" data-end=\"4127\">Opzioni di slitta versatili (200g, 235g, 1300g)<\/strong><\/li><li data-start=\"4130\" data-end=\"4177\"><strong data-start=\"4130\" data-end=\"4177\">Conformit\u00e0 a ASTM D202, TAPPI T815, T548<\/strong><\/li><\/ul><p class=\"\" data-start=\"4179\" data-end=\"4361\">Professionisti in <strong data-start=\"4196\" data-end=\"4241\">produzione di carta per isolamento elettrico<\/strong>, <strong data-start=\"4243\" data-end=\"4264\">garanzia di qualit\u00e0<\/strong>, e <strong data-start=\"4270\" data-end=\"4303\">laboratori di prova dei materiali<\/strong> si affidano al COF-03 per la sua ripetibilit\u00e0 e facilit\u00e0 d'uso.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f167249 elementor-widget elementor-widget-image\" data-id=\"f167249\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/Inclined-Plane-Coefficient-of-Friction-Tester-01.webp\" class=\"attachment-large size-large wp-image-120\" alt=\"Tester del coefficiente di attrito su piano inclinato 01\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/Inclined-Plane-Coefficient-of-Friction-Tester-01.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/Inclined-Plane-Coefficient-of-Friction-Tester-01-300x300.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/Inclined-Plane-Coefficient-of-Friction-Tester-01-150x150.webp 150w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d2c64c e-flex e-con-boxed e-con e-parent\" data-id=\"6d2c64c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c394047 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c394047\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Domande frequenti<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b484e06 elementor-invisible elementor-widget elementor-widget-n-accordion\" data-id=\"b484e06\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;default_state&quot;:&quot;expanded&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Fisarmonica. Aprite i collegamenti con Invio o Spazio, chiudeteli con Escape e navigate con i tasti freccia.\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1890\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1890\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 1. Qual \u00e8 lo scopo dell'ASTM D202? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1890\" class=\"elementor-element elementor-element-4dda86b e-con-full e-flex e-con e-child\" data-id=\"4dda86b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1ee56f elementor-widget elementor-widget-text-editor\" data-id=\"b1ee56f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La norma ASTM D202 definisce i metodi per testare la carta non trattata utilizzata per l'isolamento elettrico, concentrandosi su propriet\u00e0 come l'attrito superficiale per garantire un'applicazione affidabile.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1891\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1891\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 2. Perch\u00e9 l'attrito superficiale \u00e8 importante nella carta per isolamento elettrico? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1891\" class=\"elementor-element elementor-element-4213cd7 e-con-full e-flex e-con e-child\" data-id=\"4213cd7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a5cb0ea elementor-widget elementor-widget-text-editor\" data-id=\"a5cb0ea\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L'attrito influisce sul modo in cui la carta si avvolge sui conduttori, sul suo comportamento durante la piegatura e sulle prestazioni delle apparecchiature di avvolgimento del nastro.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1892\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1892\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 3. Quale attrezzatura viene utilizzata per il test COF ad angolo di scorrimento? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1892\" class=\"elementor-element elementor-element-8cbaf70 e-con-full e-flex e-con e-child\" data-id=\"8cbaf70\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ed707d2 elementor-widget elementor-widget-text-editor\" data-id=\"ed707d2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Vengono utilizzati un piano inclinato preciso, un blocco scorrevole e un dispositivo di misurazione dell'angolo, come quelli presenti nel tester COF-03 di Cell Instruments.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1893\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1893\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 4. Come viene calcolato il coefficiente di attrito nella norma ASTM D202? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1893\" class=\"elementor-element elementor-element-271e84b e-flex e-con-boxed e-con e-child\" data-id=\"271e84b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6f9b16 elementor-widget elementor-widget-text-editor\" data-id=\"e6f9b16\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00c8 la tangente dell'angolo in cui la carta inizia a scorrere sul piano inclinato senza una forza esterna.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1894\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1894\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 5. Chi trae vantaggio dai test ASTM D202? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1894\" class=\"elementor-element elementor-element-ff51f51 e-flex e-con-boxed e-con e-child\" data-id=\"ff51f51\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-69dfbb3 elementor-widget elementor-widget-text-editor\" data-id=\"69dfbb3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I produttori di isolanti elettrici, i professionisti del controllo qualit\u00e0 e i laboratori di prova utilizzano tutti la norma ASTM D202 per garantire la conformit\u00e0 dei materiali e le prestazioni.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Untreated Paper Used for Electrical InsulationSURFACE FRICTION Accurately assessing the surface properties of electrical insulation paper is vital for ensuring consistent performance in demanding applications. ASTM D202, the Standard Test Methods for Sampling and Testing Untreated Paper Used for Electrical Insulation, provides a comprehensive guideline for measuring the slide angle coefficient of friction\u2014a critical factor [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-434","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/pages\/434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/comments?post=434"}],"version-history":[{"count":6,"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/pages\/434\/revisions"}],"predecessor-version":[{"id":712,"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/pages\/434\/revisions\/712"}],"wp:attachment":[{"href":"https:\/\/www.coefficientfriction.com\/it\/wp-json\/wp\/v2\/media?parent=434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}