{"id":1251,"date":"2023-05-03T10:07:16","date_gmt":"2023-05-03T08:07:16","guid":{"rendered":"https:\/\/www.duralcrom.com\/cromat-dur\/"},"modified":"2024-04-12T10:40:22","modified_gmt":"2024-04-12T08:40:22","slug":"cromat-dur","status":"publish","type":"page","link":"https:\/\/www.duralcrom.com\/ca\/cromat-dur\/","title":{"rendered":"Cromat dur"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1251\" class=\"elementor elementor-1251 elementor-44\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-64d8100b e-flex e-con-boxed e-con e-parent\" data-id=\"64d8100b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;slideshow&quot;,&quot;background_slideshow_gallery&quot;:[{&quot;id&quot;:246,&quot;url&quot;:&quot;https:\\\/\\\/www.duralcrom.com\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/original_360_impremta-ok.jpg&quot;},{&quot;id&quot;:245,&quot;url&quot;:&quot;https:\\\/\\\/www.duralcrom.com\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/original_360_rodillo-sanefa-ok.jpg&quot;}],&quot;background_slideshow_loop&quot;:&quot;yes&quot;,&quot;background_slideshow_slide_duration&quot;:5000,&quot;background_slideshow_slide_transition&quot;:&quot;fade&quot;,&quot;background_slideshow_transition_duration&quot;:500}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-47ab3e70 e-con-full e-flex e-con e-child\" data-id=\"47ab3e70\" data-element_type=\"container\" data-e-type=\"container\">\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-54955cfa e-flex e-con-boxed e-con e-parent\" data-id=\"54955cfa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-437ee0c3 elementor-widget elementor-widget-heading\" data-id=\"437ee0c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Cromat dur<\/h1>\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-16209f0f e-flex e-con-boxed e-con e-parent\" data-id=\"16209f0f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-66a196c1 e-con-full e-flex e-con e-child\" data-id=\"66a196c1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44dd054b elementor-widget elementor-widget-heading\" data-id=\"44dd054b\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Som l'empresa m\u00e9s antiga del pa\u00eds dedicada al cromat dur.<\/h2>\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-7c10836c e-con-full e-flex e-con e-child\" data-id=\"7c10836c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-54077877 elementor-widget elementor-widget-text-editor\" data-id=\"54077877\" data-element_type=\"widget\" data-e-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>El cromat dur, pr\u00f2piament dit, \u00e9s el proc\u00e9s de recobrir una superf\u00edcie mitjan\u00e7ant l&#8217;electr\u00f2lisi de l&#8217;\u00e0cid cr\u00f2mic.<\/p>\n<p>Aquest proc\u00e9s millora les caracter\u00edstiques f\u00edsiques i qu\u00edmiques de la pe\u00e7a tractada.<\/p>\n<p>El recobriment dona una gran duresa a les superf\u00edcies que pateixen desgast, assolint un coeficient de fregament m\u00ednim i mantenint inalterables les cotes de les peces tractades durant un per\u00edode major de treball.<\/p>\n<p>El crom dur s\u2019aplica a molts sectors i camps industrials: ind\u00fastria metal\u00b7l\u00fargica, automobil\u00edstica, pl\u00e0stica, minera, paperera, t\u00e8xtil, gr\u00e0fica, aeron\u00e0utica, alimentaci\u00f3, qu\u00edmica, ferrovi\u00e0ria, energies renovables, etc.<\/p>\n\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-21b9cb8c e-flex e-con-boxed elementor-invisible e-con e-parent\" data-id=\"21b9cb8c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1c7a2a2b e-con-full e-flex e-con e-child\" data-id=\"1c7a2a2b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7869edba elementor-widget elementor-widget-image\" data-id=\"7869edba\" data-element_type=\"widget\" data-e-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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Cuba-de-cromado-scaled.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"OLYMPUS DIGITAL CAMERA\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTExMCwidXJsIjoiaHR0cHM6XC9cL3d3dy5kdXJhbGNyb20uY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8wN1wvQ3ViYS1kZS1jcm9tYWRvLXNjYWxlZC5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/elementor\/thumbs\/Cuba-de-cromado-scaled-qcs0t7b5i6j3l6mj8afc2oo3cs0ez9v7c78ro55u9c.jpg\" title=\"OLYMPUS DIGITAL CAMERA\" alt=\"OLYMPUS DIGITAL CAMERA\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Cuba de cromat<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-277283cd e-con-full e-flex e-con e-child\" data-id=\"277283cd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c1b12e7 elementor-widget elementor-widget-image\" data-id=\"c1b12e7\" data-element_type=\"widget\" data-e-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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-en-proceso-de-pulido.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Rodillo en proceso de pulido\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTEwOSwidXJsIjoiaHR0cHM6XC9cL3d3dy5kdXJhbGNyb20uY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8wN1wvUm9kaWxsby1lbi1wcm9jZXNvLWRlLXB1bGlkby5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/elementor\/thumbs\/Rodillo-en-proceso-de-pulido-qcs0t7b5i6j3l6mj8afc2oo3cs0ez9v7c78ro55u9c.jpg\" title=\"Rodillo en proceso de pulido\" alt=\"Rodillo en proceso de pulido\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Rodet en proc\u00e9s de poliment<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-161796fd e-con-full e-flex e-con e-child\" data-id=\"161796fd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-52b9221 elementor-widget elementor-widget-image\" data-id=\"52b9221\" data-element_type=\"widget\" data-e-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<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/05\/emp2.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"emp2\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTA3MCwidXJsIjoiaHR0cHM6XC9cL3d3dy5kdXJhbGNyb20uY29tXC93cC1jb250ZW50XC91cGxvYWRzXC8yMDIzXC8wNVwvZW1wMi5qcGcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/elementor\/thumbs\/emp2-qcs0t7b5i6j3l6mj8afc2oo3cs0ez9v7c78ro55u9c.jpg\" title=\"emp2\" alt=\"emp2\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Primer taller de Duralcrom<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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-5bd1bad9 e-flex e-con-boxed e-con e-parent\" data-id=\"5bd1bad9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7495b1cc e-con-full e-flex e-con e-child\" data-id=\"7495b1cc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d407038 elementor-widget elementor-widget-text-editor\" data-id=\"2d407038\" data-element_type=\"widget\" data-e-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>El gruix del cromat varia substancialment en funci\u00f3 de les caracter\u00edstiques i condicions de treball de la pe\u00e7a a tractar. S&#8217;aconsellen els seg\u00fcents gruixos:<\/p>\n<ul>\n<li>Flaix Crom per a motlles en general.<\/li>\n<li>2 \/ 100 per al cromat anticorrosiu mat.<\/li>\n<li>5 \/ 100 per a cilindres de la ind\u00fastria t\u00e8xtil.<\/li>\n<li>10 \/100 per a pistons de premses i gruixos superiors per a peces que pateixen una elevada abrasi\u00f3 i recuperacions de tota mena.<\/li>\n<\/ul>\n<p>\u00c9s fonamental con\u00e8ixer abans de procedir al cromat, la naturalesa del metall basi i els seus possibles tractaments t\u00e8rmics.<\/p>\n<p>Obtindrem dip\u00f2sits \u00f2ptims de crom dur sobre: acers al carboni, acers al crom, acers al n\u00edquel, acers cromo-n\u00edquel, sobre coure i els seus aliatges, etc.<\/p>\n<p>Per a poder ser recobert amb crom dur els materials han de presentar unes certes qualitats mec\u00e0niques. Resistir contraccions internes, com ara compressi\u00f3, tracci\u00f3 o externes, com ara pressions i xocs.<\/p>\n<p>Les peces a tractar en funci\u00f3 del grau d&#8217;acabat sol\u00b7licitat, poden requerir els seg\u00fcents processos:<\/p>\n<p>Tornejat, rectificat, poliment mec\u00e0nic, sorrejat (eventual), neteja i desgreixatge qu\u00edmic i\/o electrol\u00edtic de la superf\u00edcie que es desitja cromar, protecci\u00f3 de les superf\u00edcies sense tractar, decapat per atac an\u00f2dic, esbandida i preescalfament, cromatge, esbandida i assecat, deshidrogenat (eventual), rectificat i\/o poliment (eventual)<\/p>\n\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-fe563cb e-flex e-con-boxed e-con e-parent\" data-id=\"fe563cb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-afb5f02 e-con-full e-flex e-con e-child\" data-id=\"afb5f02\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6b42cc5 elementor-widget elementor-widget-heading\" data-id=\"6b42cc5\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Caracter\u00edstiques de crom dur<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce013a8 elementor-widget elementor-widget-text-editor\" data-id=\"ce013a8\" data-element_type=\"widget\" data-e-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>Les qualitats m\u00e9s destacades d&#8217;una pe\u00e7a amb recobriment de crom dur s\u00f3n:<\/p>\n<ul>\n<li>Duresa.<\/li>\n<li>Resist\u00e8ncia a la corrosi\u00f3.<\/li>\n<li>Coeficient de fregament excel\u00b7lent.<\/li>\n<li>Resist\u00e8ncia al desgast.<\/li>\n<\/ul>\n\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-0a1b6cb elementor-widget elementor-widget-heading\" data-id=\"0a1b6cb\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Caracter\u00edstiques f\u00edsiques dels recobriments de crom dur<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f2fa1b elementor-widget elementor-widget-text-editor\" data-id=\"6f2fa1b\" data-element_type=\"widget\" data-e-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<ul>\n<li>Duresa: 70 Rc = 1.100<\/li>\n<li>M\u00f2duls d&#8217;elasticitat: Vickers. 15.000 kg\/mm\u00b2<\/li>\n<li>Densitat: 7.2 gr \/ cm\u00b3 0,165<\/li>\n<li>Conductivitat t\u00e8rmica: Cal\/cm\u00b2 a 20 \u00b0C<\/li>\n<li>Temperatura de fusi\u00f3: 1,800 \u00b0C <\/li>\n<li>Coeficient de dilataci\u00f3: 0,8 x 10-5 \u00b0C-1<\/li>\n<li>Conductivitat el\u00e8ctrica: 20.000 Ohm-1\/cm-1<\/li>\n<li>Capacitat de reflexi\u00f3: Fins aprox. 90%et. 90%\n<\/li>\n<\/ul>\n\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-d62d211 e-con-full e-flex e-con e-child\" data-id=\"d62d211\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a0a6350 elementor-widget elementor-widget-heading\" data-id=\"a0a6350\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Crom dur i corrosi\u00f3<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-466a245 elementor-widget elementor-widget-text-editor\" data-id=\"466a245\" data-element_type=\"widget\" data-e-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>S\u00f3n habituals les consultes i dubtes sobre la resist\u00e8ncia a la corrosi\u00f3 d&#8217;una pe\u00e7a tractada amb crom dur, per la qual cosa hem de considerar els seg\u00fcents aspectes:<\/p>\n<ul>\n<li>La corrosi\u00f3 es genera, b\u00e9 per l&#8217;atac d&#8217;un agent extern sobre la capa de crom dur, o b\u00e9, pot iniciar-se en el material base.<\/li>\n<li>En el primer cas, hem de con\u00e8ixer quins agents o ambients qu\u00edmics poden estar en contacte amb la pe\u00e7a tractada. (Disposem d&#8217;una llista d&#8217;agents que poden afectar el crom, ja siguin \u00e0cids, gasos o sals.)<\/li>\n<li>En el segon cas, hem de considerar que una superf\u00edcie amb defectes o residus en el material base poden originar butllofes que afectin la capa de crom.<\/li>\n<li>Aix\u00ed doncs, la resist\u00e8ncia del crom dur davant la corrosi\u00f3 variar\u00e0 substancialment en funci\u00f3 de l&#8217;estat superficial de la pe\u00e7a a recobrir, de les caracter\u00edstiques del dip\u00f2sit (adher\u00e8ncia, estructura, gruix, etc.) i de l&#8217;acabat final de la pe\u00e7a (rectificat, poliment, etc.).<\/li>\n<li>El departament t\u00e8cnic de Duralcrom ha desenvolupat processos que permeten obtenir una alta resist\u00e8ncia a la corrosi\u00f3 amb gruixos relativament menors (50 my \u2013 500 Hores NSS segons norma ISO 9227 i R\u00e0ting 10 segons norma ISO 10289).<\/li>\n<\/ul>\n\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-c9f966a e-flex e-con-boxed e-con e-parent\" data-id=\"c9f966a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-3fb2bda e-con-full e-flex e-con e-child\" data-id=\"3fb2bda\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-acc38d5 elementor-widget elementor-widget-heading\" data-id=\"acc38d5\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">T\u00e8cniques de cromat dur<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-871b6f4 elementor-widget elementor-widget-text-editor\" data-id=\"871b6f4\" data-element_type=\"widget\" data-e-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\nDiversos processos s\u00f3n possibles en funci\u00f3 de la pe\u00e7a a tractar, aix\u00ed com del seu camp de treball, com a refer\u00e8ncia assenyalem les t\u00e8cniques m\u00e9s habituals:\n<ul>\n \t<li>Flaix: Cromat amb poc gruix, amb la finalitat de no modificar les cotes de la pe\u00e7a (motlles, matrius, etc.)<\/li>\n \t<li>Gruixos entre 25\/30 micres, s&#8217;entenen com a gen\u00e8rics per a recobrir qualsevol tipus de pe\u00e7a en general.<\/li>\n \t<li>Micropor\u00f3s: Cromat amb capa microporosa que millora coeficient de fregament.<\/li>\n \t<li>Doble capa: Cromat amb capes en estructures diferents i possibles tractaments intermedis (millora la resist\u00e8ncia a la corrosi\u00f3).<\/li>\n \t<li>Gruix requerit: Cromat amb un gruix superior a l&#8217;est\u00e0ndard (Aplicable quan es requereix recuperar cotes per desgast o error).<\/li>\n<\/ul>\nAvui, pr\u00e0cticament, tots els recobriments de crom dur s&#8217;apliquen amb crom microfissurat, que ofereix la particularitat que apareguin m\u00faltiples fissures i evita la formaci\u00f3 de cr\u00e0ters (amb la conseg\u00fcent millora enfront d&#8217;an\u00e0lisi de resist\u00e8ncia a la corrosi\u00f3 i que a m\u00e9s permet una uniformitat de lubrificaci\u00f3.)\n\n&nbsp;\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-0db795b e-con-full e-flex e-con e-child\" data-id=\"0db795b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-749d5d6 elementor-widget elementor-widget-heading\" data-id=\"749d5d6\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Algunes aplicacions<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42c8fc9 elementor-widget elementor-widget-text-editor\" data-id=\"42c8fc9\" data-element_type=\"widget\" data-e-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>El crom dur s&#8217;aplica en m\u00faltiples camps industrials, per exemple (<a href=\"https:\/\/www.duralcrom.com\/ca\/serveis\/fabricacio-i-reparacio-de-vastags-eixos-columnes-corrons-cilindres-barra-de-pistons-camises-valvules-bombes-amortidors-eixos-lineals-automatismes-etc-infinitat-dusos-per-a-mecanitzacio\/\">m\u00e9s informaci\u00f3<\/a>):<\/p>\n<ul>\n<li>Motlles i matrius.<\/li>\n<li>Calibres.<\/li>\n<li>V\u00e0stags hidr\u00e0ulics i pneum\u00e0tics.<\/li>\n<li>Cigonyals i pistons.<\/li>\n<li>Cilindres i plaques per a la ind\u00fastria t\u00e8xtil, gr\u00e0fica, paperera, pell, etc.<\/li>\n<li>Aplicacions per a ind\u00fastria mec\u00e0nica en general.<\/li>\n<li>Reparaci\u00f3 de peces per desgast o error de mecanitzaci\u00f3.<\/li>\n<\/ul>\n\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-36fe8c64 e-flex e-con-boxed e-con e-parent\" data-id=\"36fe8c64\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44f3c909 elementor-widget elementor-widget-heading\" data-id=\"44f3c909\" data-element_type=\"widget\" data-e-type=\"widget\" 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\">Aplicacions del cromat dur<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73ac90e elementor-widget elementor-widget-gallery\" data-id=\"73ac90e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:20,&quot;sizes&quot;:[]},&quot;aspect_ratio&quot;:&quot;1:1&quot;,&quot;overlay_title&quot;:&quot;title&quot;,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns&quot;:4,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;overlay_background&quot;:&quot;yes&quot;,&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Rotograbado.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Rodillo Rotograbado\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDYyLCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9Sb2RpbGxvLVJvdG9ncmFiYWRvLmpwZyIsInNsaWRlc2hvdyI6IjczYWM5MGUifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Rotograbado-300x200.jpg\" data-width=\"300\" data-height=\"200\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tRodillo Rotograbado\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Grabado-Ind.-Textil2.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Rodillo Grabado Ind. Textil2\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDYwLCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9Sb2RpbGxvLUdyYWJhZG8tSW5kLi1UZXh0aWwyLmpwZyIsInNsaWRlc2hvdyI6IjczYWM5MGUifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Grabado-Ind.-Textil2-300x200.jpg\" data-width=\"300\" data-height=\"200\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tRodillo Grabado Ind. Textil2\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Grabado-Ind.-Textil.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Rodillo Grabado Ind. Textil\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDU5LCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9Sb2RpbGxvLUdyYWJhZG8tSW5kLi1UZXh0aWwuanBnIiwic2xpZGVzaG93IjoiNzNhYzkwZSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Rodillo-Grabado-Ind.-Textil-200x300.jpg\" data-width=\"200\" data-height=\"300\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tRodillo Grabado Ind. Textil\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Placas-Ind.-Alimentaria.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Placas industria alimentaria\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDU4LCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9QbGFjYXMtSW5kLi1BbGltZW50YXJpYS5qcGciLCJzbGlkZXNob3ciOiI3M2FjOTBlIn0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Placas-Ind.-Alimentaria-300x200.jpg\" data-width=\"300\" data-height=\"200\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPlacas industria alimentaria\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Placa-Cromada-Mate.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Placa Cromada Mate\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDU3LCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9QbGFjYS1Dcm9tYWRhLU1hdGUuanBnIiwic2xpZGVzaG93IjoiNzNhYzkwZSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Placa-Cromada-Mate-200x300.jpg\" data-width=\"200\" data-height=\"300\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPlaca Cromada Mate\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Piezas-Ind.-Textil.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Piezas Ind. Textil\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDU2LCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9QaWV6YXMtSW5kLi1UZXh0aWwuanBnIiwic2xpZGVzaG93IjoiNzNhYzkwZSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Piezas-Ind.-Textil-300x200.jpg\" data-width=\"300\" data-height=\"200\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPiezas Ind. Textil\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Pieza-Ind.-Textil.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"73ac90e\" data-elementor-lightbox-title=\"Pieza Ind. Textil\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDU1LCJ1cmwiOiJodHRwczpcL1wvd3d3LmR1cmFsY3JvbS5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA3XC9QaWV6YS1JbmQuLVRleHRpbC5qcGciLCJzbGlkZXNob3ciOiI3M2FjOTBlIn0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.duralcrom.com\/wp-content\/uploads\/2023\/07\/Pieza-Ind.-Textil-300x200.jpg\" data-width=\"300\" data-height=\"200\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPieza Ind. 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El cromat dur, pr\u00f2piament dit, \u00e9s el proc\u00e9s de recobrir una superf\u00edcie mitjan\u00e7ant l&#8217;electr\u00f2lisi de l&#8217;\u00e0cid cr\u00f2mic. Aquest proc\u00e9s millora les caracter\u00edstiques f\u00edsiques i qu\u00edmiques de la pe\u00e7a tractada. El recobriment dona una gran duresa a les superf\u00edcies que pateixen desgast, assolint un coeficient de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-1251","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cromat dur - Duralcrom<\/title>\n<meta name=\"description\" content=\"El cromat dur, pr\u00f2piament dit, \u00e9s el proc\u00e9s de recobrir una superf\u00edcie mitjan\u00e7ant l&#039;electr\u00f2lisi de l&#039;\u00e0cid cr\u00f2mic.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.duralcrom.com\/ca\/cromat-dur\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cromat dur - 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