{"id":11951,"date":"2025-06-10T07:23:27","date_gmt":"2025-06-10T07:23:27","guid":{"rendered":"https:\/\/tenessy.com\/?p=11951"},"modified":"2025-06-10T07:23:29","modified_gmt":"2025-06-10T07:23:29","slug":"top-4-concrete-additives-to-prevent-cracking-a-complete-guide","status":"publish","type":"post","link":"https:\/\/tenessy.com\/it\/i-4-migliori-additivi-per-calcestruzzo-per-prevenire-le-fessurazioni-una-guida-completa\/","title":{"rendered":"I 4 migliori additivi per calcestruzzo per prevenire le fessure: Una guida completa"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"11951\" class=\"elementor elementor-11951\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d2c361d e-flex e-con-boxed e-con e-parent\" data-id=\"d2c361d\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6d70c74 elementor-widget elementor-widget-image\" data-id=\"6d70c74\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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=\"800\" height=\"533\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/06\/Preventing_concrete_cracks.webp\" class=\"attachment-large size-large wp-image-11960\" alt=\"Prevenzione delle fessure del calcestruzzo\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/06\/Preventing_concrete_cracks.webp 800w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/06\/Preventing_concrete_cracks-300x200.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/06\/Preventing_concrete_cracks-768x512.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/06\/Preventing_concrete_cracks-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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-f327f62 elementor-widget elementor-widget-text-editor\" data-id=\"f327f62\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Le fessure sono uno dei problemi pi\u00f9 comuni e costosi nelle costruzioni in calcestruzzo. Esse compromettono non solo l'aspetto estetico, ma anche la durata, l'impermeabilit\u00e0 e la resistenza a lungo termine delle strutture in calcestruzzo. Fortunatamente, con i giusti additivi per calcestruzzo per prevenire le fessure, \u00e8 possibile ridurre in modo significativo la formazione di fessure e migliorare la qualit\u00e0 complessiva dell'impasto.<\/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-0f88059 elementor-widget elementor-widget-text-editor\" data-id=\"0f88059\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>In questa guida esploriamo quattro dei pi\u00f9 efficaci additivi per calcestruzzo utilizzati dai professionisti di tutto il mondo:<b> HPMC, HEMC, fibra di PP e superfluidificanti PCE<\/b>. Se siete alla ricerca di un additivo in fibra per calcestruzzo, di un additivo per calcestruzzo impermeabile o se avete bisogno di migliorare le prestazioni del calcestruzzo in condizioni di freddo o di indurimento rapido, questo articolo vi offre le soluzioni di cui avete bisogno.<\/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-c1be027 elementor-widget elementor-widget-heading\" data-id=\"c1be027\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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\">I.Perch\u00e9 le fessure del calcestruzzo\uff1f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6090235 elementor-widget elementor-widget-text-editor\" data-id=\"6090235\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Il calcestruzzo \u00e8 un materiale complesso. Si ritira quando si asciuga, reagisce alle variazioni di temperatura e pu\u00f2 soffrire di ritiro plastico, stress termico e perdita di umidit\u00e0. Senza un'adeguata progettazione dell'impasto e degli additivi, questi comportamenti naturali possono provocare:<\/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-488593d elementor-widget elementor-widget-text-editor\" data-id=\"488593d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Fessurazioni superficiali<\/p><p>Crepe da ritiro<\/p><p>Cricca termica<\/p><p>Fallimenti da stress strutturale<\/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-72ad92b elementor-widget elementor-widget-text-editor\" data-id=\"72ad92b\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>\u00c8 qui che entrano in gioco gli additivi per calcestruzzo per prevenire le fessurazioni. Questi additivi specializzati vengono aggiunti durante la miscelazione per controllare l'umidit\u00e0, migliorare la flessibilit\u00e0, ridurre il ritiro e aumentare la resistenza interna.<\/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-da3f61c elementor-widget elementor-widget-heading\" data-id=\"da3f61c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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\">II.Top 4 Additivi per calcestruzzo per prevenire le fessurazioni<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a712421 elementor-widget elementor-widget-heading\" data-id=\"a712421\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h3 class=\"elementor-heading-title elementor-size-default\">1.HPMC (Idrossipropilmetilcellulosa) -- ritenzione idrica superiore<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdda158 elementor-widget elementor-widget-text-editor\" data-id=\"bdda158\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Nelle malte e nei calcestruzzi auto-miscelati a secco, la superficie perde rapidamente umidit\u00e0 dopo la costruzione, provocando fessure da ritiro plastico. I lavoratori edili riferiscono di una scarsa lavorabilit\u00e0 e di una scarsa adesione, soprattutto in condizioni di vento o di siccit\u00e0.<\/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-648e00f elementor-widget elementor-widget-text-editor\" data-id=\"648e00f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/hpmc-hydroxypropyl-methyl-cellulose\/\" target=\"_blank\" rel=\"noopener\">HPMC<\/a>\u00a0\u00e8 un\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/cellulose-ether\/\" target=\"_blank\" rel=\"noopener\">additivo a base di etere di cellulosa<\/a>\u00a0ampiamente utilizzato in\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/applications\/drymix-mortar\/hpmc-for-drymix-mortar\/\" target=\"_blank\" rel=\"noopener\">malta secca<\/a>\u00a0e calcestruzzo. Funziona principalmente come agente di ritenzione idrica e addensante. Quando viene mescolato al calcestruzzo, l'HPMC rallenta l'evaporazione dell'acqua, assicurando che le particelle di cemento subiscano un'idratazione completa.\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-18b7449 elementor-widget elementor-widget-image\" data-id=\"18b7449\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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 decoding=\"async\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/elementor\/thumbs\/concrete_construction-2-r73bth2wzrx1r5831erdqr20z1t0uiug3rub57hrso.webp\" title=\"cemento_edilizia (2)\" alt=\"cemento_edilizia (2)\" loading=\"lazy\" \/>\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-9a43d88 elementor-widget elementor-widget-heading\" data-id=\"9a43d88\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Perch\u00e9 \u00e8 fondamentale per prevenire le crepe?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0779a9f elementor-widget elementor-widget-text-editor\" data-id=\"0779a9f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>La rapida perdita di acqua pu\u00f2 causare fessurazioni da ritiro plastico nel calcestruzzo prima dell'indurimento. Trattenendo l'umidit\u00e0 nella miscela per un periodo pi\u00f9 lungo, l'HPMC consente al cemento di indurire in modo pi\u00f9 uniforme e riduce il rischio di fessurazioni superficiali.<\/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-ba2a4b1 elementor-widget elementor-widget-text-editor\" data-id=\"ba2a4b1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>L'HPMC migliora anche la lavorabilit\u00e0 del calcestruzzo, facilitando il getto e la finitura. Svolge un ruolo complementare nei sistemi che richiedono additivi impermeabili per calcestruzzo, in quanto le matrici ben idratate presentano una minore porosit\u00e0 e una maggiore resistenza alla penetrazione dell'acqua.<\/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-d8654ed elementor-widget elementor-widget-heading\" data-id=\"d8654ed\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Scenari di applicazione:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb02ef1 elementor-widget elementor-widget-text-editor\" data-id=\"eb02ef1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Calcestruzzo preconfezionato, malta per intonaci e formulazioni a secco in ambienti a temperatura moderata.<\/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-2a45f23 elementor-widget elementor-widget-heading\" data-id=\"2a45f23\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Nota importante:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c191f00 elementor-widget elementor-widget-text-editor\" data-id=\"c191f00\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>L'HPMC \u00e8 sensibile alle alte temperature. Nei climi caldi, l'HEMC \u00e8 la scelta preferita grazie alla sua superiore stabilit\u00e0 termica.<\/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-d4eff47 elementor-widget elementor-widget-heading\" data-id=\"d4eff47\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h3 class=\"elementor-heading-title elementor-size-default\">2.HEMC (Idrossietil Metilcellulosa) - per calcestruzzo a caldo<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b77031 elementor-widget elementor-widget-text-editor\" data-id=\"9b77031\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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\tNei climi caldi o nei paesi tropicali, l'acqua presente nel calcestruzzo dei cantieri evapora rapidamente. Ordinaria\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/hemc-hydroxyethyl-methyl-cellulose\/\" target=\"_blank\" rel=\"noopener\">Prodotti HPMC<\/a>\u00a0hanno alti tassi di perdita alle alte temperature, che spesso si traducono in essiccazione durante la levigatura e persino in crepe e spaccature.\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-1f385ca elementor-widget elementor-widget-text-editor\" data-id=\"1f385ca\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>L'HEMC \u00e8 un etere di cellulosa con una struttura simile a quella dell'HPMC, ma studiato per migliorare le prestazioni in condizioni di alta temperatura e alcalinit\u00e0. Nelle regioni tropicali o nelle colate estive, l'HEMC migliora la ritenzione idrica quando \u00e8 pi\u00f9 necessaria. \u00c8 un additivo impermeabile per calcestruzzo dalle prestazioni eccellenti, ideale per ridurre al minimo le fessure causate dal movimento termico e da un'idratazione non uniforme.<\/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-c29b308 elementor-widget elementor-widget-heading\" data-id=\"c29b308\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Come previene le screpolature:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-96d6f69 elementor-widget elementor-widget-text-editor\" data-id=\"96d6f69\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Impedisce la rapida evaporazione dell'acqua in ambienti caldi e ventosi, riducendo il ritiro della plastica.<\/p><p>Mantiene una polimerizzazione uniforme, riducendo al minimo le fessurazioni termiche e le sollecitazioni interne.<\/p><p>Offre un tempo di apertura migliore, essenziale per grandi versamenti o per la finitura a caldo.<\/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-94ec6d8 elementor-widget elementor-widget-heading\" data-id=\"94ec6d8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Ideale per:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d72e29a elementor-widget elementor-widget-text-editor\" data-id=\"d72e29a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Costruzione in climi caldi, getti in massa e calcestruzzo pompabile.<\/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-da912d3 elementor-widget elementor-widget-heading\" data-id=\"da912d3\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h3 class=\"elementor-heading-title elementor-size-default\">3.Fibra di polipropilene (PP Fiber) - impedisce la propagazione di microfessure<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-777180f elementor-widget elementor-widget-text-editor\" data-id=\"777180f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Le microfessure causate dal ritiro interno per essiccamento e dalle sollecitazioni termiche nel calcestruzzo sono difficili da individuare a occhio nudo, ma tendono a espandersi nel tempo, soprattutto in strutture di grande volume come <b>pavimenti, gallerie e ponti<\/b>dove spesso formano una rete di fessure.<\/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-5883d34 elementor-widget elementor-widget-image\" data-id=\"5883d34\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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 decoding=\"async\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/elementor\/thumbs\/bridge-r73btjwfka0wpz3zkxz9g8cer7f4hm5n45srl1dlaa.webp\" title=\"ponte\" alt=\"ponte\" loading=\"lazy\" \/>\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-40390bd elementor-widget elementor-widget-text-editor\" data-id=\"40390bd\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/pp-fiber-polypropylene-fiber\/\" target=\"_blank\" rel=\"noopener\">Fibra di polipropilene (fibra PP)<\/a>\u00a0\u00e8 un popolare additivo in fibra per calcestruzzo che rafforza il calcestruzzo dall'interno. Queste microfibre sintetiche formano una rete tridimensionale che controlla la formazione di fessure durante la presa e l'indurimento, soprattutto nelle grandi gettate e nelle pavimentazioni industriali. La fibra di PP agisce meccanicamente bloccando la propagazione delle fessure prima che diventino visibili.\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-b055a50 elementor-widget elementor-widget-text-editor\" data-id=\"b055a50\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Come additivo in fibra per calcestruzzo altamente efficace, la fibra di PP controlla la fessurazione precoce senza influire sullo slump. Offre un rinforzo uniforme nella matrice e riduce la necessit\u00e0 di utilizzare la tradizionale rete d'acciaio in molte applicazioni.<\/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-8b3994f elementor-widget elementor-widget-heading\" data-id=\"8b3994f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Come previene le screpolature:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1db2b24 elementor-widget elementor-widget-text-editor\" data-id=\"1db2b24\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Riduce le fessurazioni da ritiro plastico durante l'indurimento iniziale.<\/p><p>Aumenta la resistenza alla trazione e la duttilit\u00e0, aiutando il calcestruzzo a resistere alle sollecitazioni.<\/p><p>Migliora la resistenza agli urti, all'abrasione e ai cicli di gelo e disgelo.<\/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-7b5f19d elementor-widget elementor-widget-heading\" data-id=\"7b5f19d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Ideale per:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4455ee4 elementor-widget elementor-widget-text-editor\" data-id=\"4455ee4\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Pavimenti industriali, carreggiate, impalcati di ponti, gallerie, elementi prefabbricati, calcestruzzo proiettato.<\/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-c5a3d5f elementor-widget elementor-widget-heading\" data-id=\"c5a3d5f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h3 class=\"elementor-heading-title elementor-size-default\">4.PCE (Superfluidificante Policarbossilato) - controllo del rapporto d'acqua, miglioramento della resistenza<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f29941 elementor-widget elementor-widget-text-editor\" data-id=\"8f29941\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>In inverno o in condizioni di umidit\u00e0, il calcestruzzo si asciuga lentamente e il disarmo viene ritardato, con gravi ripercussioni sull'avanzamento dei lavori. Alcuni progetti necessitano di un calcestruzzo ad asciugatura rapida e a resistenza precoce per rispettare le scadenze, ma se il calcestruzzo si asciuga troppo rapidamente \u00e8 soggetto a fessurazioni.<\/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-c2fa271 elementor-widget elementor-widget-text-editor\" data-id=\"c2fa271\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/polycarboxylate-superplasticizer\/\" target=\"_blank\" rel=\"noopener\">Superfluidificante policarbossilato (PCE)<\/a>\u00a0\u00e8 un superfluidificante di nuova generazione utilizzato per produrre calcestruzzo ad alta resistenza e a rapido indurimento. Migliora la lavorabilit\u00e0 del calcestruzzo, riducendo il ritiro e la fessurazione. Come additivo per calcestruzzo per climi freddi, il PCE favorisce anche lo sviluppo della resistenza alle basse temperature accelerando l'idratazione.\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-2f31c8c elementor-widget elementor-widget-heading\" data-id=\"2f31c8c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Come previene le screpolature:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df12b06 elementor-widget elementor-widget-text-editor\" data-id=\"df12b06\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Riduce il contenuto d'acqua senza compromettere la lavorabilit\u00e0, minimizzando le fessure da ritiro per essiccazione.<\/p><p>Consente una polimerizzazione rapida o lenta a seconda delle esigenze del progetto (con varianti a resistenza precoce o ritardata).<\/p><p>Promuove l'impacchettamento denso delle particelle, riducendo i vuoti interni e le microfratture.<\/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-549d434 elementor-widget elementor-widget-heading\" data-id=\"549d434\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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<h4 class=\"elementor-heading-title elementor-size-default\">Ideale per:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4eb24b8 elementor-widget elementor-widget-text-editor\" data-id=\"4eb24b8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Calcestruzzo ad alte prestazioni, elementi prefabbricati, costruzioni rapide e applicazioni in climi freddi con un controllo della presa su misura.<\/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-344e78f elementor-widget elementor-widget-image\" data-id=\"344e78f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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 decoding=\"async\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/elementor\/thumbs\/concrete_construction-r73btku9r4271l2mfgdw0q3vclahpb9dgag92bc742.webp\" title=\"cemento_edilizia\" alt=\"cemento_edilizia\" loading=\"lazy\" \/>\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-f9be43c elementor-widget elementor-widget-heading\" data-id=\"f9be43c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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\">III.Come scegliere il giusto additivo antifessurazione?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68331db elementor-widget elementor-widget-text-editor\" data-id=\"68331db\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Ogni additivo risolve uno specifico \"problema di fessurazione\". La scelta dell'additivo giusto dipende dalle condizioni ambientali, dal tipo di calcestruzzo, dalle aspettative di prestazione e dall'assetto produttivo.<\/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-8642942 elementor-widget elementor-widget-text-editor\" data-id=\"8642942\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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<table>\n<tbody>\n<tr>\n<td width=\"189\">\n<p><b>Additivo<\/b><\/p>\n<\/td>\n<td width=\"189\">\n<p><b>Funzione<\/b><\/p>\n<\/td>\n<td width=\"189\">\n<p><b>Ambiente ideale<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"189\">\n<p>HPMC<\/p>\n<\/td>\n<td width=\"189\">\n<p>Ritenzione dell'umidit\u00e0, controllo del restringimento<\/p>\n<\/td>\n<td width=\"189\">\n<p>Temperature standard, condizioni asciutte<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"189\">\n<p>HEMC<\/p>\n<\/td>\n<td width=\"189\">\n<p>Controllo dell'umidit\u00e0 stabile al calore<\/p>\n<\/td>\n<td width=\"189\">\n<p>Climi caldi, applicazioni ad alta temperatura<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"189\">\n<p>Fibra PP<\/p>\n<\/td>\n<td width=\"189\">\n<p>Resistenza alle microfratture, resistenza agli urti<\/p>\n<\/td>\n<td width=\"189\">\n<p>Lastre, pavimenti industriali, parti prefabbricate<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"189\">\n<p>PCE<\/p>\n<\/td>\n<td width=\"189\">\n<p>Alta resistenza, acqua ridotta, indurimento rapido<\/p>\n<\/td>\n<td width=\"189\">\n<p>Clima freddo, progetti velocizzati<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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-999282e elementor-widget elementor-widget-text-editor\" data-id=\"999282e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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>Non siete ancora sicuri di quale sia l'additivo giusto per il vostro progetto di impasto? Non esitate a contattare i nostri esperti per una consulenza personalizzata e per la progettazione di ricette di calcestruzzo.<\/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-0689f43 elementor-widget elementor-widget-heading\" data-id=\"0689f43\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&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\">IV.Collaborare con un produttore di additivi per calcestruzzo di fiducia<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f00e42d elementor-widget elementor-widget-text-editor\" data-id=\"f00e42d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&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\tA\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/hpmc-supplier\/\" target=\"_blank\" rel=\"noopener\">TENEREZZA<\/a>Forniamo soluzioni pi\u00f9 stabili e personalizzate per i professionisti dell'industria del calcestruzzo e della malta, tra cui impianti di produzione di malta secca, aziende di calcestruzzo preconfezionato, distributori di materiali edili e appaltatori di ingegneria.\n\nPossiamo fornirvi:\n\n- Raccomandazioni sulla formula degli additivi per i diversi progetti;\n\n- Guida al rapporto tecnico e servizi di test sui campioni;\n\n- Fornitura flessibile, confezionamento su richiesta, supporto per gli OEM;\n\n- Risposta rapida alle esigenze dei clienti locali e forti capacit\u00e0 di implementazione tecnica.\n\nSia che produciate calcestruzzo preconfezionato, malta secca, elementi prefabbricati o prodotti speciali, i nostri additivi per calcestruzzo per prevenire la fessurazione sono testati, affidabili e pronti a funzionare.\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<\/div>","protected":false},"excerpt":{"rendered":"<p>L'uso di additivi per calcestruzzo adatti a prevenire le fessurazioni pu\u00f2 ridurre significativamente la formazione di fessure e migliorare la qualit\u00e0 complessiva dell'impasto.<\/p>","protected":false},"author":1,"featured_media":11960,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-11951","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - 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